7Baggers

Tenet Healthcare Corporation
(NYSE:THC) 

THC stock logo

Tenet Healthcare Corporation operates as a diversified healthcare services company. The company operates in three segments: Hospital Operations and Other, Ambulatory Care, and Conifer. Its general hospitals offer acute care services, operating and recovery rooms, radiology and respiratory therapy se...

Founded: 1969
Full Time Employees: 110,000
Sector: Healthcare
Industry: Medical Care Facilities

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    Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2008-03-31 2007-12-31 2007-09-30 2007-06-30 2007-03-31 2006-09-30 2006-03-31 2005-09-30 2005-06-30 2005-03-31 2004-09-30 2004-06-30 2003-09-30 2003-06-30 2003-02-28 
                                                                                           
      net operating revenues
    5,368,000,000 5,527,000,000 5,289,000,000 5,271,000,000 5,223,000,000 5,072,000,000 5,122,000,000 5,103,000,000 5,368,000,000 5,379,000,000 5,066,000,000 5,082,000,000 5,021,000,000 4,990,000,000 4,801,000,000 4,638,000,000 4,745,000,000 4,856,000,000 4,894,000,000 4,954,000,000 4,781,000,000 4,915,000,000 4,557,000,000 3,648,000,000 4,520,000,000 4,806,000,000 4,568,000,000 4,560,000,000 4,545,000,000 4,619,000,000 4,489,000,000 4,506,000,000 4,699,000,000 4,978,000,000 4,586,000,000 4,802,000,000 4,813,000,000 19,606,239,000 4,849,000 4,868,000 5,044,000,000 -13,589,366,000 4,692,000,000 4,492,000,000 4,428,000 -12,130,385,000 4,179,000,000 4,042,000,000 3,926,000,000 -7,205,898,000 2,408,000,000 2,422,000,000 2,387,000,000 -6,778,881,000 2,221,000,000 2,265,000,000 2,350,000,000 -7,213,146,000 2,342,000,000 2,374,000,000 2,506,000 2,301,000 2,262,000 2,303,000 2,339,000 2,261,000 2,262,000 2,229,000 2,279,000 8,656,532,000 2,158,000 2,184,000 2,371,000 2,251,000,000 2,212,000,000 2,228,000,000 2,279,000,000 2,117,000 2,414,000 2,387,000 2,421,000 2,499,000 2,440,000 2,570,000 3,297,000 3,379,000 3,686,000,000 
      revenue from contract termination
    413,000,000                                                                                       
      equity in earnings of unconsolidated affiliates
    51,000,000 83,000,000 64,000,000 61,000,000 56,000,000 78,000,000 62,000,000 61,000,000 59,000,000 73,000,000 51,000,000 54,000,000 50,000,000 65,000,000 51,000,000 54,000,000 46,000,000 77,000,000 45,000,000 54,000,000 42,000,000 66,000,000 44,000,000 31,000,000 28,000,000 61,000,000 38,000,000 42,000,000 34,000,000 53,000,000 33,000,000 39,000,000 25,000,000 49,000,000 38,000,000 28,000,000 29,000,000 130,915,000 31,000 30,000 24,000,000 -47,901,000 28,000,000 16,000,000                                            
      operating expenses:
                                                                                           
      salaries, wages and benefits
    2,174,000,000 2,222,000,000 2,204,000,000 2,160,000,000 2,119,000,000 2,094,000,000 2,218,000,000 2,168,000,000 2,321,000,000 2,315,000,000 2,288,000,000 2,285,000,000 2,258,000,000 2,306,000,000 2,230,000,000 2,126,000,000 2,182,000,000 2,188,000,000 2,209,000,000 2,280,000,000 2,201,000,000 2,225,000,000 2,142,000,000 1,864,000,000 2,187,000,000 2,229,000,000 2,174,000,000 2,148,000,000 2,153,000,000 2,156,000,000 2,116,000,000 2,135,000,000 2,227,000,000 2,284,000,000 2,264,000,000 2,346,000,000 2,380,000,000 9,348,968,000 2,314,000 2,316,000 2,402,000,000 -6,558,989,000 2,258,000,000 2,185,000,000 2,125,000 -5,896,977,000 2,028,000,000 1,956,000,000 1,921,000,000 -3,493,629,000 1,172,000,000 1,166,000,000 1,161,000,000 -3,161,743,000 1,050,000,000 1,054,000,000 1,078,000,000 -3,048,918,000 1,019,000,000 999,000,000 1,035,000 967,000 977,000 969,000 987,000 989,000 954,000 949,000 975,000 3,813,151,000 952,000 967,000 1,036,000 1,023,000,000 983,000,000 993,000,000 1,019,000,000 953,000 1,075,000 1,099,000 1,114,000       
      supplies
    961,000,000 1,010,000,000 931,000,000 932,000,000 907,000,000 930,000,000 881,000,000 908,000,000 928,000,000 931,000,000 877,000,000 891,000,000 891,000,000 860,000,000 817,000,000 811,000,000 785,000,000 838,000,000 827,000,000 859,000,000 804,000,000 824,000,000 784,000,000 611,000,000 763,000,000 803,000,000 760,000,000 753,000,000 741,000,000 756,000,000 726,000,000 748,000,000 774,000,000 800,000,000 740,000,000 780,000,000 765,000,000 3,121,649,000 767,000 773,000 811,000,000 -2,143,037,000 752,000,000 707,000,000 687,000 -1,939,370,000 665,000,000 649,000,000 628,000,000 -1,156,216,000 387,000,000 387,000,000 384,000,000 -1,162,448,000 376,000,000 389,000,000 406,000,000 -1,189,418,000 388,000,000 399,000,000 404,000 394,000 390,000 395,000 398,000 394,000 389,000 395,000 395,000 1,526,860,000 380,000 392,000 420,000 406,000,000 383,000,000 399,000,000 408,000,000 386,000 449,000 446,000 447,000 457,000 423,000 437,000 521,000 525,000 558,000,000 
      other operating expenses
    1,122,000,000 1,195,000,000 1,119,000,000 1,119,000,000 1,090,000,000 1,079,000,000 1,111,000,000 1,148,000,000 1,154,000,000 1,196,000,000 1,101,000,000 1,125,000,000 1,093,000,000 1,032,000,000 1,018,000,000 1,006,000,000 942,000,000 1,029,000,000 1,051,000,000 1,054,000,000 1,072,000,000 1,071,000,000 1,058,000,000 983,000,000 1,013,000,000 1,029,000,000 1,042,000,000 1,044,000,000 1,074,000,000 1,078,000,000 1,094,000,000 1,027,000,000 1,060,000,000 1,104,000,000 1,120,000,000 1,159,000,000 1,187,000,000 4,887,314,000 1,231,000 1,213,000 1,242,000,000 -3,320,445,000 1,151,000,000 1,081,000,000 1,093,000 -3,061,886,000 1,032,000,000 1,035,000,000 999,000,000 -1,707,299,000 575,000,000 567,000,000 568,000,000 -1,601,853,000 539,000,000 534,000,000 553,000,000 -1,578,900,000 547,000,000 528,000,000 506,000 468,000 505,000 498,000 467,000 479,000 486,000 472,000 477,000 1,953,520,000 504,000 508,000 532,000 522,000,000 510,000,000 529,000,000 522,000,000 513,000 536,000 554,000 539,000 534,000 557,000 610,000 754,000 753,000 858,000,000 
      depreciation and amortization
    229,000,000 231,000,000 218,000,000 208,000,000 206,000,000 193,000,000 209,000,000 208,000,000 208,000,000 216,000,000 224,000,000 213,000,000 217,000,000 213,000,000 209,000,000 216,000,000 203,000,000 201,000,000 209,000,000 221,000,000 224,000,000 233,000,000 215,000,000 206,000,000 203,000,000 223,000,000 205,000,000 214,000,000 208,000,000 200,000,000 204,000,000 194,000,000 204,000,000 208,000,000 219,000,000 222,000,000 221,000,000 849,368,000 205,000 215,000 212,000,000 -588,203,000 185,000,000 197,000,000 207,000 -608,151,000 207,000,000 209,000,000 193,000,000 -353,455,000 119,000,000 121,000,000 114,000,000 -313,570,000 110,000,000 104,000,000 104,000,000 -307,587,000 103,000,000 104,000,000 101,000 101,000 101,000 97,000 95,000 95,000 97,000 98,000 97,000 372,723,000 94,000 95,000            95,000    
      impairment and restructuring charges, and acquisition-related costs
    24,000,000 64,000,000 23,000,000 24,000,000 19,000,000 27,000,000 19,000,000 29,000,000 27,000,000 53,000,000 47,000,000 16,000,000 21,000,000 129,000,000 24,000,000 57,000,000 16,000,000 30,000,000 15,000,000 20,000,000 20,000,000 124,000,000 57,000,000 54,000,000 55,000,000 84,000,000 46,000,000 36,000,000 19,000,000 86,000,000 46,000,000 30,000,000 47,000,000 138,000,000 329,000,000 41,000,000 33,000,000 201,919,000 31,000 22,000 28,000,000 -265,682,000 44,000,000 193,000,000 29,000 -89,847,000 37,000,000 32,000,000 21,000,000 -44,897,000 20,000,000 11,000,000 14,000,000                                   
      litigation and investigation costs
    27,000,000 30,000,000 -11,000,000 28,000,000 17,000,000 17,000,000 9,000,000 5,000,000 4,000,000 19,000,000 14,000,000 10,000,000 4,000,000 20,000,000 12,000,000 18,000,000 20,000,000 52,000,000 29,000,000 22,000,000 13,000,000 31,000,000 9,000,000 2,000,000 2,000,000 26,000,000 84,000,000 18,000,000 13,000,000 10,000,000 9,000,000 13,000,000 6,000,000 11,000,000 6,000,000 1,000,000 5,000,000 72,750 4,000 114,000 173,000,000 -66,709,000 50,000,000 14,000,000 3,000 -18,975,000 4,000,000 12,000,000 3,000,000 -2,969,000 1,000,000 2,000,000  -2,995,000  1,000,000 2,000,000 6,000,000 5,000,000 8,000,000 11,000 1,500 2,000 2,000 2,000   9,000 1,000 40,955,000 -5,000 3,000 47,000 12,000,000 3,000,000             
      net gains on sales, consolidation and deconsolidation of facilities
    -1,000,000 -1,000,000 -20,000,000  -22,000,000   -58,000,000 -2,500,000,000       -1,000,000  -106,750,000 -412,000,000 -15,000,000            -8,000,000                                                        
      operating income
    1,296,000,000 853,000,000 889,000,000 823,000,000 943,000,000 821,000,000 1,089,000,000 761,000,000 3,285,000,000 735,000,000 568,000,000 604,000,000 603,000,000 536,000,000 596,000,000 553,000,000 648,000,000 751,000,000 1,014,000,000 586,000,000 520,000,000 920,000,000 271,000,000 471,000,000 327,000,000 460,000,000 294,000,000 388,000,000 371,000,000 404,000,000 320,000,000 406,000,000 517,000,000 485,000,000 51,000,000 310,000,000 267,000,000 1,218,053,000 333,000 267,000 347,000,000 -739,944,000 287,000,000 164,000,000 290,000 -587,075,000 211,000,000 207,000,000 170,000,000 -495,337,000 148,000,000 202,000,000 146,000,000 -537,251,000 153,000,000 180,000,000 205,000,000 -500,350,000 79,000,000 163,000,000 259,000 165,000 97,000 171,000 201,000 91,000 133,000 138,000 173,000 299,793,000 66,000 63,000 91,000 28,000,000 70,000,000 58,000,000 98,000,000 21,000 104,000  69,000 98,000 18,000     
      yoy
    37.43% 3.90% -18.37% 8.15% -71.29% 11.70% 91.73% 25.99% 444.78% 37.13% -4.70% 9.22% -6.94% -28.63% -41.22% -5.63% 24.62% -18.37% 274.17% 24.42% 59.02% 100.00% -7.82% 21.39% -11.86% 13.86% -8.13% -4.43% -28.24% -16.70% 527.45% 30.97% 93.63% -60.18% 15215.32% 116004.87% -23.05% -264.61% -99.88% -99.84% 119555.17% 26.04% 36.02% -20.77% -99.83% 18.52% 42.57% 2.48% 16.44% -7.80% -3.27% 12.22% -28.78% 7.38% 93.67% 10.43% 79050.58% -303342.42% 81343.30% 95221.64% 28.86% 81.32% -27.07% 23.91% 16.18% -99.97% 101.52% 119.05% 90.11% 970.69% -99.91% -99.89% -99.91% 133233.33% 67207.69%  141928.99% -78.57% 477.78%         
      qoq
    51.93% -4.05% 8.02% -12.73% 14.86% -24.61% 43.10% -76.83% 346.94% 29.40% -5.96% 0.17% 12.50% -10.07% 7.78% -14.66% -13.72% -25.94% 73.04% 12.69% -43.48% 239.48% -42.46% 44.04% -28.91% 56.46% -24.23% 4.58% -8.17% 26.25% -21.18% -21.47% 6.60% 850.98% -83.55% 16.10% -78.08% 365681.68% 24.72% -99.92% -146.90% -357.82% 75.00% 56451.72% -100.05% -378.23% 1.93% 21.76% -134.32% -434.69% -26.73% 38.36% -127.18% -451.14% -15.00% -12.20% -140.97% -733.35% -51.53% 62834.36% 56.97% 70.10% -43.27% -14.93% 120.88% -31.58% -3.62% -20.23% -99.94% 454131.82% 4.76% -30.77% -99.67% -60.00% 20.69% -40.82% 466566.67% -79.81%   -29.59% 444.44%      
      interest expense
    -205,000,000 -205,000,000 -206,000,000 -206,000,000 -204,000,000 -203,000,000 -202,000,000 -203,000,000 -218,000,000 -227,000,000 -227,000,000 -226,000,000 -221,000,000 -219,000,000 -222,000,000 -222,000,000 -227,000,000 -221,000,000 -227,000,000 -235,000,000 -240,000,000 -242,000,000 -263,000,000 -255,000,000 -243,000,000 -243,000,000 -244,000,000 -247,000,000 -251,000,000 -246,000,000 -249,000,000 -254,000,000 -255,000,000 -253,000,000 -257,000,000 -260,000,000 -258,000,000 -978,270,000 -243,000 -244,000 -243,000,000 663,088,000 -248,000,000 -217,000,000 -199,000 557,246,000 -186,000,000           -68,750,000 -59,000,000 -98,000,000 -118,000 -101,000 -107,000 -107,000 -109,000 -103,000 -112,000 -120,000 -110,000 -417,688,000 -106,000 -102,000 -104,000               
      other non-operating income
    41,000,000 37,000,000 29,000,000 25,000,000 26,000,000 37,000,000 35,000,000 29,000,000 25,000,000 11,000,000 4,000,000 6,000,000  4,000,000 6,000,000   -2,000,000 7,000,000 -1,000,000 10,000,000 -2,000,000  2,000,000 1,000,000    1,000,000                                                           
      income before income taxes
    1,132,000,000 681,000,000 712,000,000 642,000,000 765,000,000 655,000,000 922,000,000 587,000,000 3,084,000,000                                                                               
      income tax expense
    -226,000,000 -37,000,000 -133,000,000 -120,000,000 -143,000,000 -83,000,000 -241,000,000 -110,000,000 -750,000,000 -63,000,000 -79,000,000 -80,000,000 -84,000,000 -74,250,000 -112,000,000 -86,000,000 -99,000,000         -86,000,000 -20,000,000 -30,000,000 -17,000,000         -15,250 -10,000  -67,000,000                   -18,000,000 -51,000   -20,000 -3,000    -5,000                   
      net income
    906,000,000 644,000,000 579,000,000 522,000,000 622,000,000 572,000,000 681,000,000 477,000,000 2,334,000,000 456,000,000 266,000,000 293,000,000 296,000,000 274,000,000 268,000,000 179,000,000 280,000,000 419,000,000 578,000,000 257,000,000 222,000,000 546,000,000 -106,000,000 169,000,000 159,000,000 129,000,000 -152,000,000 112,000,000 65,000,000 102,000,000 65,000,000 108,000,000 191,000,000 -99,000,000 -289,000,000 32,000,000 36,000,000 38,250 80,000 39,000 34,000,000 -75,922,000 28,000,000 -28,000,000 76,000  18,000,000    36,000,000   -78,867,000 32,000,000  67,000,000 40,000,000 15,000,000 63,000,000 82,000 82,000 940,000 35,000 95,000 29,000 -1,000 -14,000 183,000 14,500 104,000 -15,000 -31,000 -75,000,000 -59,000,000 -30,000,000 75,000,000 -89,000 70,000 -408,000 -21,000 -3,000   -308,000 -195,000 -55,000,000 
      yoy
    45.66% 12.59% -14.98% 9.43% -73.35% 25.44% 156.02% 62.80% 688.51% 66.42% -0.75% 63.69% 5.71% -34.61% -53.63% -30.35% 26.13% -23.26% -645.28% 52.07% 39.62% 323.26% -30.26% 50.89% 144.62% 26.47% -333.85% 3.70% -65.97% -203.03% -122.49% 237.50% 430.56% -258923.53% -361350.00% 81951.28% 5.88% -100.05% -99.71% -100.14% 44636.84%  55.56%    -50.00%    12.50%   -297.17% 113.33%  81607.32% 48680.49% 1495.74% 179900.00% -13.68% 182.76% -94100.00% -350.00% -48.09% 100.00% -100.96% -6.67% -690.32% -100.02% -100.18% -99.95% -100.04% 84169.66% -84385.71% 7252.94% -357242.86% 2866.67%   -93.18% -98.46%      
      qoq
    40.68% 11.23% 10.92% -16.08% 8.74% -16.01% 42.77% -79.56% 411.84% 71.43% -9.22% -1.01% 8.03% 2.24% 49.72% -36.07% -33.17% -27.51% 124.90% 15.77% -59.34% -615.09% -162.72% 6.29% 23.26% -184.87% -235.71% 72.31% -36.27% 56.92% -39.81% -43.46% -292.93% -65.74% -1003.13% -11.11% 94017.65% -52.19% 105.13% -99.89% -144.78% -371.15% -200.00% -36942.11%          -346.46%   67.50% 166.67% -76.19% 76729.27% 0.00% -91.28% 2585.71% -63.16% 227.59% -3000.00% -92.86% -107.65% 1162.07% -86.06% -793.33% -51.61% -99.96% 27.12% 96.67% -140.00% -84369.66% -227.14% -117.16% 1842.86% 600.00%    57.95% -99.65%  
      less: net income available to noncontrolling interests
    204,000,000 273,000,000 237,000,000 234,000,000 216,000,000 254,000,000 209,000,000 218,000,000 183,000,000 212,000,000 165,000,000 170,000,000 153,000,000 172,000,000 137,000,000 141,000,000 140,000,000 170,000,000 129,000,000 138,000,000 125,000,000 132,000,000 90,000,000 81,000,000 66,000,000 127,000,000 80,000,000 95,000,000 84,000,000 107,000,000 74,000,000 82,000,000                                                        
      net income available to tenet healthcare corporation common shareholders
    702,000,000 371,000,000 342,000,000 288,000,000 406,000,000 318,000,000 472,000,000 259,000,000 2,151,000,000 244,000,000 101,000,000 123,000,000 143,000,000 102,000,000 131,000,000 38,000,000 140,000,000   119,000,000 97,000,000   88,000,000                                                                
      earnings available to tenet healthcare corporation common shareholders:
                                                                                           
      basic earnings per share
    8.09 4.24 3.89 3.16 4.31 3.46 4.93 2.66 21.6                                                                               
      diluted earnings per share
    8.01 4.21 3.86 3.14 4.27 3.43 4.89 2.64 21.38                                                                               
      weighted-average shares and dilutive securities outstanding
                                                                                           
      basic
    86,801 90,150 87,951 91,135 94,242 96,904 95,665 97,267 99,581 101,639 101,544 101,766 102,289 106,929 107,923 107,790 107,483 106,833 107,050 106,822 106,309 105,010 105,263 104,794 104,353 103,398 103,558 103,198 102,788 102,110 102,402 102,147 101,392 100,592 100,812 100,612 100,000  99,523 99,341 98,768 99,167 99,537 99,244 98,699 97,801 98,036 97,677 97,161 101,648 100,894 103,010 104,103 104,200 104,244 415,011 411,373  468,753 486,794 486,902 484,321 485,210 484,610 481,917 480,240 481,008 480,447 478,372  476,898 476,308 475,066 473,405 473,984,000,000   471,227,000 470,069,000 469,179,000 468,758,000 468,047,000 466,646,000 465,922,000 463,629,000 465,110,000 472,289,000,000 
      diluted
    87,596 90,833 88,610 91,791 95,019 97,881 96,652 98,444 100,598 104,800 104,425 104,778 106,006 110,516 109,888 108,750 112,020 108,571 108,761 108,569 108,065 106,263 105,263 105,578 105,733 103,398 103,558 104,629 102,788 103,881 102,402 104,177 102,656 100,592 100,812 100,612 100,000  99,523 99,341 98,768 99,167 99,537 99,244 100,872 100,287 100,926 97,677 97,161 101,648 103,098 103,010 104,103 108,926 107,311 427,708 484,873  483,632 503,748 565,181 560,631 559,850 502,549 559,228 507,277 498,084 488,244 479,512  480,789 476,308 475,066 473,405 473,984,000,000   471,227,000 470,745,000 469,179,000 468,758,000 468,947,000 466,646,000 465,922,000 463,629,000 465,110,000 472,289,000,000 
      loss from early extinguishment of debt
            -8,000,000   -11,000,000    -66,000,000 -43,000,000  -20,000,000 -31,000,000 -23,000,000 -79,000,000 -312,000,000 -4,000,000  -56,750,000 -180,000,000  -47,000,000 -500,000  -1,000,000 -1,000,000                                                       
      net losses on sales, consolidation and deconsolidation of facilities
       38,000,000  -726,500,000 -348,000,000   -3,000,000 1,000,000  -13,000,000    1,000,000     -10,000,000 -1,000,000 -1,000,000 -2,000,000 12,000,000 1,000,000 1,000,000 1,000,000 -27,750,000 7,000,000                                                         
      grant income
         1,000,000 4,000,000 5,000,000  2,000,000 3,000,000 8,000,000 3,000,000 40,000,000 54,000,000 94,000,000 6,000,000 138,000,000 3,000,000 19,000,000 31,000,000 437,000,000 -66,000,000 511,000,000                                                                
      earnings per share available to tenet healthcare corporation common shareholders:
                                                                                           
      income from continuing operations, before income taxes
             519,000,000 345,000,000 373,000,000 380,000,000 321,000,000 380,000,000 265,000,000 378,000,000 528,000,000 774,000,000 319,000,000 267,000,000 676,000,000 -304,000,000 214,000,000 85,000,000 215,000,000 -133,000,000 140,000,000 74,000,000 158,000,000 71,000,000 150,000,000 260,000,000               17,000,000   57,000,000   -236,666,000 51,000,000 78,000,000 108,000,000 -228,839,000 21,000,000 66,000,000 142,000 62,000 -62,000 65,000 93,000 -11,000 7,000 7,000 199,000 36,947,000 110,000 -35,000 -9,000    1,000,000  20,000         
      income from continuing operations, before discontinued operations
             456,000,000 266,000,000 293,000,000 296,000,000 274,000,000 268,000,000 179,000,000 279,000,000 420,000,000 577,000,000 258,000,000 222,000,000 546,000,000 -107,000,000 169,000,000 160,000,000 129,000,000 -153,000,000 110,000,000 57,000,000 102,000,000 65,000,000 106,000,000 190,000,000               9,000,000   41,000,000   -146,791,000 33,000,000 48,000,000 66,000,000 39,000,000 17,000,000 48,000,000 91,000 60,000 940,000 45,000 90,000 24,000 4,000 3,000 194,000 18,000 114,000 -19,000 -10,000               
      income from discontinued operations, net of tax
                    1,000,000  1,000,000    1,000,000  -1,000,000  1,000,000 2,000,000 8,000,000   2,000,000 1,000,000                   3,000,000   10,000,000  1,000,000 1,000,000 -2,000,000 15,000,000 -9,000 22,000  -10,000 5,000 6,000 -5,000 -17,000 -11,000                   
      amounts available to tenet healthcare corporation common shareholders:
                                                                                           
      income from continuing operations, net of tax
             244,000,000 101,000,000 123,000,000 143,000,000 102,000,000 131,000,000 38,000,000 139,000,000 250,000,000 448,000,000 120,000,000 97,000,000   88,000,000 94,000,000 2,000,000 -233,000,000 15,000,000 -27,000,000 -5,000,000 -9,000,000 24,000,000 98,000,000               -10,000,000  105,877,000 33,000,000 -53,000,000 -86,000,000 -128,815,000 30,000,000 42,000,000 57,000,000 32,500,000 8,000,000 40,000,000 82,000 52,000 932,000 35,000 83,000 15,000 2,000 2,000 189,000                   
      earnings per share available to tenet healthcare corporation common shareholders:
                                                                                           
      basic
                                                                                           
      continuing operations
             2.41 0.99 1.21 1.4 0.97 1.21 0.35 1.29 2.33 4.18 1.12 0.91 3.94 -1.87 0.84 0.9 0.02 -2.25 0.15 -0.26 -0.05 -0.09 0.23 0.97 -2.28 -3.63 -0.56 -0.52 -0.273 -0.09 -0.44 -0.56 -1.01 -0.28 -0.6 0.47 64,000.27 0.1 -0.11 -0.28 -19,970,000 8,000,000 7,000,000 -0.83 12,998.75 0.29 0.1 0.14 0.068 0.02 0.08 0.17 0.11 1.92 0.07 0.17 0.03  0.01 0.4 0.038 0.24 -0.04 -0.02 -80,000.1 -70,000 -60,000 200,000 -60 30 -820  40   -500 -280  
      discontinued operations
                    0.01  0.01 -0.01   0.01  -0.01  0.01 0.02 0.08   0.02 0.01 -0.003 -0.01 0.01 -0.01 -0.013 0.01 -0.02 -0.04 0.03 -0.01 -0.01 0.01 -0.058 -0.01     0.03   0.09   0.003  0.03 -0.02 0.04  -0.02 0.01 0.02 -0.01 -0.04 -0.02 -0.008 -0.02 0.01 -0.04      120         
      diluted
                                                                                           
      discontinued operations:
                                                                                           
      income from operations
                    1,000,000  1,000,000 -1,000,000   1,000,000  -1,000,000 2,000,000 1,000,000 2,000,000 10,000,000 1,000,000  2,000,000 1,000,000 -250,000 -1,000,000 2,000,000   2,000       16,983,000      6,000,000  1,750,000 4,000,000 1,000,000 1,000,000 -5,000,000 -2,000,000 -3,000,000 -15,000 15,000 -4,000 -5,000 5,000 4,000 -2,000 -11,000 2,000 -4,750 -29,000 6,000 -9,000               
      income from discontinued operations
                    1,000,000  1,000,000    1,000,000  -1,000,000  1,000,000 2,000,000 8,000,000   2,000,000 1,000,000                   3,000,000     1,000,000 1,000,000 -2,000,000 15,000,000 -9,000 22,000  -10,000 5,000 5,000 -5,000 -17,000 -11,000 -3,500 -10,000 4,000 -21,000      53,000         
      amounts available to tenet healthcare corporation common shareholders
                                                                                           
      other non-operating expense
                -2,000,000             -2,000,000 -3,000,000 -1,000,000  -3,000,000  -1,000,000 -1,000,000 -8,000,000 -4,000,000 -5,000,000                                                    
      amounts available (attributable) to tenet healthcare corporation common shareholders
                                                                                           
      earnings per share available (attributable) to tenet healthcare corporation common shareholders:
                                                                                           
      basic
                                                                                           
      income tax benefit
                     -108,000,000 -197,000,000 -61,000,000 -45,000,000 -130,000,000 197,000,000 -45,000,000 75,000,000     119,000,000 -6,000,000 -44,000,000 -70,000,000 26,250,000 60,000,000 12,000,000 33,000,000   16,000 1,000,000  -11,000,000 27,000,000 -16,000 -11,049,000 18,000,000 9,000,000 1,000,000 -56,935,000 5,000,000 20,000,000 53,000,000 -23,975,000  29,000,000  -18,250,000 -4,000,000 18,000,000 6,000 -2,000 1,002,000   35,000 -3,000 -4,000  24,981,000 4,000 16,000 -1,000   4,000,000  39,000   18,000 17,000 16,000 110,000 136,000 69,000  
      net income available (loss attributable) to tenet healthcare corporation common shareholders
                     249,000,000 449,000,000      93,000,000 2,000,000 -232,000,000 17,000,000 -19,000,000 -5,000,000 -9,000,000 26,000,000 99,000,000        -59,000,000 42,860,000 -29,000,000                                             
      loss from discontinued operations
                       -1,000,000                                                                    
      loss from discontinued operations, net of tax
                       -1,000,000                                                                    
      net loss attributable to tenet healthcare corporation common shareholders
                         -3,750,000 -196,000,000                                                                 
      loss from continuing operations, net of tax
                         -3,750,000 -197,000,000                                                                 
      electronic health record incentives
                             -250,000   -1,000,000 -2,000,000   -1,000,000 -1,000,000 -1,000,000 -6,000,000  -31,977,000  -21,000  45,928,000  -33,000,000  71,896,000                                          
      net operating revenues:
                                                                                           
      net operating revenues before provision for doubtful accounts
                                                                                           
      less: provision for doubtful accounts
                                                                                           
      gains on sales, consolidation and deconsolidation of facilities
                                    -110,000,000 -2,000,000 -104,000,000 -23,000,000 -15,000,000 -150,849,000   -147,000,000                                               
      less: net income attributable to noncontrolling interests
                                    92,000,000 130,000,000 78,000,000 87,000,000 89,000,000 66,500 88,000 85,000 93,000,000 -118,782,000 57,000,000 33,000,000 29,000 11,000,000 9,000,000 19,000,000 16,000,000    5,000,000    3,000,000 2,000,000 3,000,000 2,000,000 3,000 2,000 2,000 4,000 1,000 2,000 2,000 1,000 5,000                   
      net operating revenues before benefit from doubtful accounts
                                     3,827,500,000 4,941,000,000 5,173,000,000 5,196,000,000 21,054,144,000 5,216,000 5,220,000 5,420,000,000 -14,673,889,000 5,063,000,000 4,844,000,000 4,791,000 -13,078,080,000 4,428,000,000 4,362,000,000 4,306,000,000 -7,828,926,000 2,618,000,000 2,629,000,000 2,594,000,000 -7,363,096,000 2,427,000,000 2,455,000,000 2,543,000,000                               
      less: benefit from doubtful accounts
                                     277,250,000 355,000,000 371,000,000 383,000,000 1,447,905,000 367,000 352,000 376,000,000 -1,084,523,000 371,000,000 352,000,000 363,000 -947,695,000 249,000,000 320,000,000 380,000,000 -623,028,000 210,000,000 207,000,000 207,000,000 -584,215,000 206,000,000 190,000,000 193,000,000                               
      income from early extinguishment of debt
                                     -41,000,000 -138,000,000 -26,000,000          23,976,000 -24,000,000                                   15,000  5,000    
      net income from continuing operations, before income taxes
                                     -81,250,000 -348,000,000 19,000,000 4,000,000 54,750 89,000 25,000 105,000,000 -76,856,000 40,000,000 -54,000,000 91,000 -5,853,000 1,000,000                                         
      net income from continuing operations, before discontinued operations
                                     -55,000,000 -288,000,000 31,000,000 37,000,000 39,500 79,000 41,000 38,000,000 -76,924,000 29,000,000 -27,000,000 75,000 -16,902,000 19,000,000                                         
      net income from discontinued operations
                                     -250,000 -1,000,000 1,000,000   1,000      1,000 21,978,000                                          
      net income attributable to tenet healthcare corporation common shareholders
                                     -118,750,000 -367,000,000 -55,000,000 -53,000,000 -28,250  -46,000    -61,000,000 47,000 49,012,000 9,000,000 -26,000,000 -32,000,000 109,866,000 28,000,000 -50,000,000 -88,000,000 -91,859,000 40,000,000 -6,000,000 58,000,000 33,500,000 6,000,000 55,000,000 73,000 74,000 932,000 25,000 88,000 21,000 -3,000                     
      amounts attributable to tenet healthcare corporation common shareholders
                                                                                           
      net income from continuing operations, net of tax
                                     -118,500,000 -366,000,000 -56,000,000 -52,000,000 -27,000  -44,000 -55,000,000 41,858,000 -28,000,000 -60,000,000 46,000 27,034,000 10,000,000  -27,000,000                                       
      net income from discontinued operations, net of tax
                                     -250,000 -1,000,000 1,000,000   1,000      1,000 21,978,000                                          
      net income from operations
                                                                                           
      loss per share attributable to tenet healthcare corporation common shareholders:
                                                                                           
      basic
                                                                                           
      investment earnings
                                         7,998,000  2,000 1,000,000  1,000,000       -999,000  1,000,000  -1,999,000 1,000,000  1,000,000 -2,997,000 1,000,000 1,000,000 1,000  3,000 1,000 1,000 -250 2,000 -5,000 2,000 21,979,000 12,000 4,000 5,000 11,000,000 10,000,000 15,000,000 11,000,000 15,000 17,000 17,000 15,000 9,000 6,000 3,000 3,000 4,000 5,000,000 
      net income per share
                                                                                           
      basic
                                                                                           
      earnings per share attributable to tenet healthcare corporation common shareholders:
                                                                                           
      basic
                                                                                           
      impairment of long-lived assets and goodwill, and restructuring charges
                                                         -11,981,000 6,000,000 3,000,000 3,000,000 -17,973,000 8,000,000 2,000,000 8,000 -2,000 3,000 -2,000  3,250 7,000 1,000 5,000 1,000 1,000 2,000 1,000    3,000,000           
      net gains on sales of facilities
                                                         -999,000  2,000,000          1,000                      
      less: preferred stock dividends
                                                         -10,989,000 1,000,000 4,000,000 6,000,000 4,500,000 6,000,000 6,000,000 6,000 6,000 6,000 6,000 6,000                       
      discontinued operations
                    0.01  0.01 -0.01   0.01  -0.01  0.01 0.02 0.08   0.02 0.01 -0.003 -0.01 0.01 -0.01 -0.013 0.01 -0.02 -0.04 0.03 -0.01 -0.01 0.01 -0.058 -0.01     0.03   0.09   0.003  0.03 -0.02 0.04  -0.02 0.01 0.02 -0.01 -0.04 -0.02 -0.008 -0.02 0.01 -0.04      120         
      earnings per share attributable to tenet healthcare corporation common shareholders:
                                                                                           
      basic
                                                                                           
      diluted
                                                                                           
      earnings per share attributable to tenet healthcare corporation common shareholders
                                                                                           
      basic
                                                                                           
      benefit from doubtful accounts
                                                             136,500,000 193,000,000 171,000,000 182,000 191,000 187,000 173,000 189,000 181,000 193,000 167,000 156,000 631,534,000 166,000 154,000 149,000 134,000,000 159,000,000 151,000,000 141,000,000 157,000 138,000 206,000 153,000 158,000 253,000 499,000 522,000 288,000 304,000,000 
      gain from early extinguishment of debt
                                                                 -2,000 -55,000    -16,000 -21,000 134,000                   
      net gain on sales of investments
                                                                       15,000  35,000 140,000                 
      net incomees on sales of facilities
                                                                        -2,000                   
      litigation and investigation costs (benefit), net of insurance recoveries
                                                                     3,250 3,000                     
      litigation settlements, net of insurance recoveries
                                                                         9,750 39,000                 
      net income attributable to tenet healthcare corporation shareholders
                                                                       -15,000 178,000                   
      amounts attributable to tenet healthcare corporation shareholders
                                                                                           
      earnings per share attributable to tenet healthcare corporation shareholders
                                                                                           
      basic and diluted
                                                                                           
      earnings per share attributable to tenet healthcare corporation shareholders
                                                                                           
      basic
                                                                                           
      minority interests
                                                                         -5,997,000 -2,000  -1,000               
      net gain on sales of facilities
                                                                         1,250 -3,000 8,000    2,000,000            
      earnings per share
                                                                                           
      basic and diluted
                                                                                           
      depreciation
                                                                            86,000 85,000,000 83,000,000 81,000,000 81,000,000 77,000 83,000 95,000 86,000 90,000 93,000  107,000 113,000 125,000,000 
      amortization
                                                                            9,000 8,000,000 8,000,000 8,000,000 8,000,000 6,000 7,000 10,000 6,000 6,000 6,000     
      net income on sales of facilities
                                                                                           
      impairment of long-lived assets and goodwill, and restructuring charges, net of insurance recoveries
                                                                             36,000,000 13,000,000 10,000,000  1,000          
      hurricane insurance recoveries, net of costs
                                                                                           
      net gains on sales of investments
                                                                                  2,000         
      income tax (expense) benefit
                                                                             19,500,000   92,000,000           
      income from continuing operations, before discontinued operations and cumulative effect of change in accounting principle
                                                                             9,250,000   93,000,000  15,000         
      income before cumulative effect of change in accounting principle
                                                                                75,000,000  68,000         
      cumulative effect of change in accounting principle, net of tax
                                                                                  2,000         
      basic and diluted earnings (loss) per common share and common equivalent share
                                                                                           
      loss from continuing operations, before income taxes
                                                                                           
      income (loss) from continuing operations, before discontinued operations and cumulative effect of change in accounting principle
                                                                                           
      income (loss) from discontinued operations, net of tax
                                                                                           
      income (loss) before cumulative effect of change in accounting principle
                                                                                           
      basic and diluted earnings per common share and common equivalent share
                                                                                           
      weighted average shares and dilutive securities outstanding
                                                                                           
      basic
                                                                               473,212,000,000 472,136,000,000           
      diluted
                                                                               473,212,000,000 474,326,000,000           
      costs of litigation and investigations
                                                                                 7,000 16,000 28,000 11,000 8,000 10,000 9,000 253,000 68,000 4,000,000 
      income from operations of asset group
                                                                                  13,000 7,000      11,000  
      net gain on sales of asset group
                                                                                 3,000    22,000 4,000 31,000    
      earnings per common share and common equivalent share
                                                                                           
      basic and diluted
                                                                                           
      impairment of long-lived assets and restructuring charges
                                                                                  1,000         
      income from hurricanes and related costs
                                                                                  5,000         
      insurance recovery
                                                                                  45,000         
      net gains on sales of asset group
                                                                                           
      earnings per common share and common equivalent share
                                                                                           
      basic
                                                                                          -120,000 
      discontinued operations
                    0.01  0.01 -0.01   0.01  -0.01  0.01 0.02 0.08   0.02 0.01 -0.003 -0.01 0.01 -0.01 -0.013 0.01 -0.02 -0.04 0.03 -0.01 -0.01 0.01 -0.058 -0.01     0.03   0.09   0.003  0.03 -0.02 0.04  -0.02 0.01 0.02 -0.01 -0.04 -0.02 -0.008 -0.02 0.01 -0.04      120         
      diluted
                                                                                           
      impairment and restructuring charges
                                                                                   205,000        
      income from hurricane and related costs
                                                                                   40,000        
      net gain on sales of long-term investments
                                                                                           
      income from continuing operations before income taxes
                                                                                     3,000      
      income from continuing operations
                                                                                     20,000      
      loss per common share and common equivalent share
                                                                                           
      basic
                                                                                           
      salaries and benefits
                                                                                     1,124,000 1,078,000 1,131,000 1,420,000 1,474,000 1,451,000,000 
      restructuring charges
                                                                                     9,000 2,000 22,000 8,000 77,000  
      impairment of long-lived assets and goodwill
                                                                                       21,000    
      net gain on sale of subsidiary common stock and long-term investments
                                                                                       6,000    
      impairment of investment securities
                                                                                           
      loss per common share and common equivalent share:
                                                                                           
      basic
                                                                                           
      goodwill amortization
                                                                                           
      other amortization
                                                                                        5,000 7,000 7,000,000 
      impairment of goodwill and long-lived assets
                                                                                        1,000 198,000  
      gain on sale of subsidiary common stock
                                                                                         9,000  
      impairment charges
                                                                                           
      earnings per common share and common equivalent share:
                                                                                           
      basic
                                                                                          -120,000 
      impairment of long-lived assets
                                                                                          383,000,000 
      restructuring and other unusual charges
                                                                                          15,000,000 
      income (loss) before income taxes
                                                                                           
      income taxes
                                                                                          31,000,000 
      earnings per common share and common equivalent share:
                                                                                           
      basic
                                                                                          -120,000 
      diluted
                                                                                           
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2008-03-31 2007-12-31 2007-09-30 2007-06-30 2007-03-31 2006-09-30 2006-06-30 2006-03-31 2005-12-31 2005-09-30 2005-06-30 2005-03-31 2004-12-31 2004-09-30 2004-06-30 2003-09-30 2003-06-30 2003-02-28 
                                                                                                
        assets
                                                                                                
        current assets:
                                                                                                
        cash and cash equivalents
      2,967,000,000 2,883,000,000 2,975,000,000 2,625,000,000 2,999,000,000 3,019,000,000 4,094,000,000 2,880,000,000 2,481,000,000 1,228,000,000 1,054,000,000 934,000,000 766,000,000 858,000,000 1,208,000,000 1,351,000,000 1,405,000,000 2,364,000,000 2,292,000,000 2,194,000,000 2,141,000,000  3,300,000,000 3,514,000,000 613,000,000  314,000,000 249,000,000 252,000,000  500,000,000 403,000,000 974,000,000  429,000,000 475,000,000 572,000,000 716,000,000 649,000,000 656,000,000 728,000,000 356,000,000 450,000,000 299,000,000 185,000,000 193,000,000 200,000,000 406,000,000 141,000,000 113,000,000 82,000,000 90,000,000 95,000,000 364,000,000 83,000,000 82,000,000 104,000,000  185,000,000 264,000,000 267,000,000 405,000,000 398,000,000 711,000,000 589,000,000 690,000,000 731,000,000 758,000,000 652,000,000  512,000,000 352,000,000 278,000,000  655,000,000 675,000,000 584,000,000 809,000,000 568,000,000 975,000,000  1,480,000,000 1,594,000,000 1,497,000,000  1,323,000,000 1,193,000,000 219,000,000 221,000,000 118,000,000 
        accounts receivable
      2,605,000,000 2,565,000,000 2,518,000,000 2,533,000,000 2,619,000,000 2,536,000,000 2,598,000,000 2,817,000,000 3,148,000,000 2,914,000,000 2,897,000,000 2,914,000,000 2,883,000,000 2,943,000,000 2,826,000,000 2,840,000,000 2,916,000,000 2,770,000,000 2,742,000,000 2,643,000,000 2,745,000,000  2,479,000,000 2,435,000,000 2,722,000,000  2,768,000,000 2,734,000,000 2,744,000,000  2,484,000,000 2,483,000,000 2,519,000,000                                                          
        inventories of supplies, at cost
      343,000,000 348,000,000 346,000,000 338,000,000 344,000,000 346,000,000 356,000,000 382,000,000 395,000,000 411,000,000 413,000,000 404,000,000 407,000,000 405,000,000 394,000,000 387,000,000 391,000,000 384,000,000 376,000,000 364,000,000 368,000,000  349,000,000 337,000,000 324,000,000  311,000,000 309,000,000 308,000,000  307,000,000 298,000,000 294,000,000  297,000,000 316,000,000 324,000,000 326,000,000 322,000,000 316,000,000 312,000,000 309,000,000 275,000,000 261,000,000 268,000,000 276,000,000 270,000,000 264,000,000 261,000,000 262,000,000 154,000,000 153,000,000 152,000,000 153,000,000 154,000,000 154,000,000 157,000,000  157,000,000 156,000,000 156,000,000 156,000,000 152,000,000 152,000,000 151,000,000 153,000,000 153,000,000 154,000,000 158,000,000  165,000,000 170,000,000 182,000,000  181,000,000 184,000,000 180,000,000 177,000,000 174,000,000 194,000,000  187,000,000 193,000,000 190,000,000  187,000,000 187,000,000 224,000,000 220,000,000 242,000,000 
        assets held for sale
      62,000,000 62,000,000 82,000,000 21,000,000 21,000,000 21,000,000 20,000,000 21,000,000 22,000,000 775,000,000 140,000,000 141,000,000 142,000,000    19,000,000   828,000,000 139,000,000  386,000,000 378,000,000 394,000,000      128,000,000 452,000,000 599,000,000  842,000,000 705,000,000 3,000,000 29,000,000 17,000,000 2,000,000 2,000,000 550,000,000 1,186,000,000 1,170,000,000 337,000,000           41,000,000 2,000,000  2,000,000 11,000,000 13,000,000 14,000,000 20,000,000 19,000,000 31,000,000 29,000,000 37,000,000 39,000,000 35,000,000  362,000,000 385,000,000 19,000,000  60,000,000 66,000,000 70,000,000 171,000,000 303,000,000 9,000,000  29,000,000 74,000,000 63,000,000  565,000,000 670,000,000 476,000,000 565,000,000  
        other current assets
      2,379,000,000 1,991,000,000 1,889,000,000 1,781,000,000 1,930,000,000 1,760,000,000 1,691,000,000 1,855,000,000 1,775,000,000 1,839,000,000 1,855,000,000 1,602,000,000 1,671,000,000 1,775,000,000 1,566,000,000 1,468,000,000 1,397,000,000 1,557,000,000 1,495,000,000 1,388,000,000 1,306,000,000  1,292,000,000 1,265,000,000 1,317,000,000  1,378,000,000 1,393,000,000 1,261,000,000  1,046,000,000 1,041,000,000 1,228,000,000  1,160,000,000 1,173,000,000 1,167,000,000 1,285,000,000 1,331,000,000 1,282,000,000 1,280,000,000 1,245,000,000 1,202,000,000 1,110,000,000 1,146,000,000 1,095,000,000 746,000,000 700,000,000 839,000,000 716,000,000 583,000,000 600,000,000 455,000,000 458,000,000 502,000,000 509,000,000 386,000,000  357,000,000 375,000,000 412,000,000 288,000,000 415,000,000 271,000,000 270,000,000 286,000,000 324,000,000 294,000,000 307,000,000  282,000,000 266,000,000 265,000,000  233,000,000 215,000,000 232,000,000 226,000,000 239,000,000 273,000,000  284,000,000 321,000,000 289,000,000  305,000,000 289,000,000 375,000,000 334,000,000 401,000,000 
        total current assets
      8,356,000,000 7,849,000,000 7,810,000,000 7,298,000,000 7,913,000,000 7,682,000,000 8,759,000,000 7,955,000,000 7,821,000,000 7,167,000,000 6,359,000,000 5,995,000,000 5,869,000,000 5,981,000,000 5,998,000,000 6,064,000,000 6,128,000,000 7,075,000,000 6,905,000,000 7,417,000,000 6,699,000,000 488,074,000 7,808,000,000 7,947,000,000 5,388,000,000 277,532,000 4,789,000,000 4,704,000,000 4,582,000,000 285,478,000 4,492,000,000 4,705,000,000 5,634,000,000 211,487,000 5,309,000,000 5,382,000,000 5,052,000,000 5,257,000,000 5,116,000,000 4,993,000,000 5,129,000,000 5,171,000,000 6,296,000,000 6,009,000,000 5,124,000,000 4,717,000,000 4,201,000,000 4,208,000,000 3,978,000,000 3,710,000,000 2,560,000,000 2,574,000,000 2,443,000,000 2,681,000,000 2,484,000,000 2,564,000,000 2,482,000,000  2,176,000,000 2,314,000,000 2,393,000,000 2,311,000,000 2,444,000,000 2,435,000,000 2,386,000,000 2,472,000,000 2,539,000,000 2,562,000,000 2,631,000,000  2,836,000,000 2,778,000,000 2,317,000,000  2,593,000,000 2,608,000,000 2,753,000,000 3,138,000,000 3,349,000,000 3,078,000,000  4,026,000,000 4,130,000,000 4,121,000,000  4,887,000,000 4,928,000,000 4,223,000,000 4,281,000,000 3,706,000,000 
        investments and other assets
      3,809,000,000 2,883,000,000 2,939,000,000 2,994,000,000 3,069,000,000 3,037,000,000 3,064,000,000 3,156,000,000 3,244,000,000 3,157,000,000 3,152,000,000 3,130,000,000 3,175,000,000 3,147,000,000 3,312,000,000 3,297,000,000 3,385,000,000 3,254,000,000 2,564,000,000 2,525,000,000 2,577,000,000  2,445,000,000 2,464,000,000 2,467,000,000  2,380,000,000 2,297,000,000 2,331,000,000  1,462,000,000 1,416,000,000 1,433,000,000  1,253,000,000 1,238,000,000 1,260,000,000 1,250,000,000 1,324,000,000 1,317,000,000 1,142,000,000 1,175,000,000 1,029,000,000 1,017,000,000 355,000,000 384,000,000 366,000,000 362,000,000 355,000,000 405,000,000 184,000,000 166,000,000 163,000,000 162,000,000 126,000,000 120,000,000 153,000,000  159,000,000 171,000,000 162,000,000 164,000,000 176,000,000 180,000,000 185,000,000 182,000,000 181,000,000 198,000,000 255,000,000  282,000,000 271,000,000 322,000,000  369,000,000 417,000,000 390,000,000 369,000,000 365,000,000 364,000,000  302,000,000 300,000,000 298,000,000  308,000,000 305,000,000 299,000,000 295,000,000 292,000,000 
        deferred income taxes
      84,000,000 84,000,000 72,000,000 76,000,000 78,000,000 80,000,000 36,000,000 85,000,000 20,000,000 77,000,000 4,000,000 8,000,000 14,000,000 19,000,000 55,000,000 60,000,000 2,000,000 65,000,000 140,000,000 276,000,000 297,000,000  436,000,000 232,000,000 263,000,000  252,000,000 268,000,000 291,000,000  348,000,000 348,000,000 383,000,000  783,000,000 1,020,000,000 930,000,000 871,000,000 840,000,000 797,000,000 726,000,000 776,000,000                      107,000,000 107,000,000 108,000,000 80,000,000 83,000,000 82,000,000  91,000,000 118,000,000 84,000,000  71,000,000 63,000,000 49,000,000 113,000,000 113,000,000 33,000,000  195,000,000 104,000,000 112,000,000  445,000,000 442,000,000 361,000,000 171,000,000 186,000,000 
        property and equipment, at cost, less accumulated depreciation and amortization
      6,251,000,000 6,315,000,000 6,091,000,000 6,024,000,000 5,991,000,000 6,049,000,000 5,552,000,000 5,857,000,000 5,855,000,000 6,236,000,000 6,260,000,000 6,268,000,000 6,319,000,000 6,462,000,000 6,291,000,000 6,259,000,000 6,296,000,000 6,427,000,000 6,162,000,000 6,166,000,000 6,592,000,000  6,618,000,000 6,703,000,000 6,786,000,000  7,001,000,000 6,995,000,000 6,996,000,000  6,888,000,000 6,863,000,000 6,906,000,000  7,077,000,000 7,738,000,000 7,976,000,000 8,053,000,000 7,965,000,000 7,977,000,000 7,961,000,000 7,915,000,000 7,330,000,000 7,135,000,000 7,528,000,000 7,733,000,000 7,749,000,000 7,771,000,000 7,723,000,000 7,691,000,000 4,354,000,000 4,326,000,000 4,296,000,000 4,293,000,000 4,173,000,000 4,181,000,000 4,324,000,000  4,201,000,000 4,238,000,000 4,262,000,000 4,304,000,000 4,239,000,000 4,211,000,000 4,249,000,000 4,313,000,000 4,172,000,000 4,182,000,000 4,236,000,000  4,239,000,000 4,274,000,000 4,622,000,000  4,403,000,000 4,354,000,000 4,275,000,000 4,317,000,000 4,276,000,000 4,601,000,000  4,593,000,000 4,849,000,000 4,817,000,000       
        goodwill
      11,387,000,000 11,198,000,000 11,158,000,000 10,935,000,000 10,786,000,000 10,691,000,000 10,588,000,000 10,799,000,000 10,568,000,000 10,307,000,000 10,415,000,000 10,350,000,000 10,258,000,000 10,123,000,000 9,979,000,000 9,479,000,000 9,352,000,000 9,261,000,000 8,662,000,000 8,659,000,000 8,799,000,000  7,302,000,000 7,301,000,000 7,308,000,000  7,315,000,000 7,298,000,000 7,283,000,000  7,313,000,000 7,218,000,000 7,036,000,000  7,022,000,000 7,157,000,000 7,429,000,000 7,425,000,000 7,376,000,000 7,291,000,000 7,122,000,000 6,970,000,000 6,606,000,000 6,602,000,000 3,874,000,000 3,913,000,000 3,705,000,000 3,200,000,000 3,070,000,000 3,042,000,000 1,120,000,000 970,000,000 948,000,000 916,000,000 771,000,000 749,000,000 738,000,000  724,000,000 715,000,000 677,000,000 652,000,000 637,000,000 609,000,000 607,000,000 607,000,000 607,000,000 607,000,000 609,000,000  609,000,000 610,000,000 607,000,000  600,000,000 603,000,000 601,000,000 753,000,000 753,000,000 800,000,000  800,000,000 800,000,000 800,000,000  1,913,000,000 1,913,000,000 2,885,000,000 2,880,000,000 3,260,000,000 
        other intangible assets, at cost, less accumulated amortization
      1,316,000,000 1,348,000,000 1,348,000,000 1,372,000,000 1,400,000,000 1,397,000,000 1,373,000,000 1,413,000,000 1,399,000,000 1,368,000,000 1,400,000,000 1,406,000,000 1,432,000,000 1,424,000,000 1,441,000,000 1,462,000,000 1,487,000,000 1,497,000,000 1,480,000,000 1,522,000,000 1,590,000,000  1,578,000,000 1,603,000,000 1,611,000,000  1,620,000,000 1,645,000,000 1,675,000,000  1,762,000,000 1,793,000,000 1,792,000,000  1,764,000,000 1,806,000,000 1,863,000,000 1,845,000,000 1,853,000,000 1,865,000,000 1,686,000,000 1,675,000,000 1,830,000,000 1,894,000,000 1,478,000,000 1,278,000,000 1,191,000,000 1,241,000,000 1,229,000,000 1,192,000,000 723,000,000 700,000,000 670,000,000 650,000,000 578,000,000 526,000,000 506,000,000  500,000,000 454,000,000 441,000,000 442,000,000 403,000,000 399,000,000 388,000,000 379,000,000 377,000,000 379,000,000 361,000,000  328,000,000 310,000,000 306,000,000  270,000,000 271,000,000 256,000,000 202,000,000 194,000,000 231,000,000  246,000,000 180,000,000 179,000,000    156,000,000 160,000,000 185,000,000 
        total assets
      31,203,000,000 29,677,000,000 29,418,000,000 28,699,000,000 29,237,000,000 28,936,000,000 29,372,000,000 29,265,000,000 28,907,000,000 28,312,000,000 27,590,000,000 27,157,000,000 27,067,000,000 27,156,000,000 27,076,000,000 26,621,000,000 26,650,000,000 27,579,000,000 25,913,000,000 26,565,000,000 26,554,000,000 1,388,800,000 26,187,000,000 26,250,000,000 23,823,000,000 952,371,000 23,357,000,000 23,207,000,000 23,158,000,000 967,291,000 22,265,000,000 22,343,000,000 23,184,000,000 642,907,000 23,208,000,000 24,341,000,000 24,510,000,000 24,701,000,000 24,474,000,000 24,240,000,000 23,766,000,000 23,682,000,000 23,173,000,000 22,746,000,000 18,425,000,000 18,141,000,000 17,312,000,000 16,907,000,000 16,484,000,000 16,130,000,000 9,337,000,000 9,156,000,000 8,915,000,000 9,044,000,000 8,470,000,000 8,485,000,000 8,545,000,000 8,462,000 8,293,000,000 8,435,000,000 8,524,000,000 8,500,000,000 8,535,000,000 7,834,000,000 7,815,000,000 7,953,000,000 7,876,000,000 7,928,000,000 8,092,000,000  8,294,000,000 8,243,000,000 8,174,000,000 8,393,000 8,235,000,000 8,253,000,000 8,275,000,000 9,042,000,000 9,200,000,000 9,337,000,000  9,967,000,000 10,259,000,000   12,126,000,000 12,150,000,000    
        liabilities and equity
                                                                                                
        current liabilities:
                                                                                                
        current portion of long-term debt
      81,000,000 79,000,000 85,000,000 84,000,000 88,000,000 92,000,000 95,000,000 102,000,000 107,000,000 120,000,000 141,000,000 141,000,000 148,000,000 145,000,000 131,000,000 125,000,000 132,000,000 135,000,000 125,000,000 127,000,000 137,000,000  155,000,000 160,000,000 165,000,000  165,000,000 664,000,000 158,000,000  672,000,000 663,000,000 666,000,000  140,000,000 143,000,000 147,000,000 191,000,000 184,000,000 181,000,000 172,000,000 127,000,000 112,000,000 117,000,000 110,000,000 112,000,000 98,000,000 622,000,000 622,000,000 149,000,000 133,000,000 71,000,000 52,000,000 94,000,000 243,000,000 237,000,000 288,000,000  129,000,000 128,000,000 68,000,000 67,000,000 2,000,000 2,000,000 2,000,000 2,000,000 2,000,000 2,000,000 2,000,000  2,000,000 2,000,000 2,000,000  1,000,000 22,000,000 22,000,000 38,000,000 19,000,000 19,000,000  20,000,000 20,000,000 19,000,000  26,000,000 26,000,000 23,000,000 23,000,000 41,000,000 
        accounts payable
      1,339,000,000 1,360,000,000 1,356,000,000 1,360,000,000 1,327,000,000 1,294,000,000 1,265,000,000 1,270,000,000 1,335,000,000 1,408,000,000 1,202,000,000 1,246,000,000 1,192,000,000 1,504,000,000 1,240,000,000 1,083,000,000 1,114,000,000 1,300,000,000 1,100,000,000 1,084,000,000 1,103,000,000  1,025,000,000 1,018,000,000 1,079,000,000  1,125,000,000 1,088,000,000 1,101,000,000  1,065,000,000 1,047,000,000 1,059,000,000 46,092,000 1,100,000,000 1,086,000,000 1,179,000,000 1,329,000,000 1,228,000,000 1,272,000,000 1,228,000,000 1,380,000,000 1,206,000,000 1,149,000,000 1,098,000,000 1,179,000,000 1,068,000,000 1,015,000,000 1,019,000,000 1,075,000,000 618,000,000 587,000,000 625,000,000 722,000,000 629,000,000 644,000,000 640,000,000  629,000,000 614,000,000 638,000,000 720,000,000 601,000,000 615,000,000 615,000,000 739,000,000 638,000,000 618,000,000 650,000,000  632,000,000 643,000,000 633,000,000  637,000,000 642,000,000 664,000,000 749,000,000 761,000,000 776,000,000  806,000,000 744,000,000 774,000,000  839,000,000 853,000,000 870,000,000 911,000,000 966,000,000 
        accrued compensation and benefits
      854,000,000 858,000,000 857,000,000 793,000,000 710,000,000 899,000,000 879,000,000 788,000,000 775,000,000 930,000,000 787,000,000 718,000,000 602,000,000 778,000,000 781,000,000 811,000,000 813,000,000 896,000,000 1,071,000,000 954,000,000 907,000,000  834,000,000 699,000,000 788,000,000  842,000,000 720,000,000 707,000,000  814,000,000 711,000,000 708,000,000  800,000,000 749,000,000 739,000,000 872,000,000 809,000,000 843,000,000 772,000,000 880,000,000 821,000,000 770,000,000 671,000,000 852,000,000 735,000,000 669,000,000 595,000,000 631,000,000 383,000,000 402,000,000 373,000,000 415,000,000 379,000,000 363,000,000 338,000,000  349,000,000 357,000,000 368,000,000 363,000,000 385,000,000 343,000,000 347,000,000 370,000,000 380,000,000 330,000,000 328,000,000  391,000,000 338,000,000 328,000,000  362,000,000 333,000,000 324,000,000 356,000,000 335,000,000 329,000,000  391,000,000 412,000,000 347,000,000  448,000,000 480,000,000 480,000,000 565,000,000 561,000,000 
        professional and general liability reserves
      303,000,000 276,000,000 287,000,000 275,000,000 268,000,000 238,000,000 286,000,000 283,000,000 266,000,000 254,000,000 264,000,000 257,000,000 256,000,000 255,000,000 279,000,000 272,000,000 272,000,000 254,000,000 268,000,000 234,000,000 263,000,000  285,000,000 292,000,000 279,000,000  230,000,000 228,000,000 224,000,000  230,000,000 230,000,000 222,000,000  210,000,000 208,000,000 201,000,000 181,000,000 185,000,000 179,000,000 161,000,000 177,000,000 185,000,000 204,000,000 188,000,000 189,000,000 175,000,000 162,000,000 140,000,000 156,000,000 74,000,000 84,000,000 49,000,000 64,000,000 72,000,000 73,000,000 63,000,000  79,000,000 96,000,000 104,000,000 84,000,000 91,000,000 104,000,000 106,000,000 106,000,000 114,000,000 113,000,000 116,000,000  150,000,000 150,000,000 161,000,000  148,000,000 140,000,000 145,000,000 145,000,000 136,000,000 150,000,000           
        accrued interest payable
      256,000,000 81,000,000 248,000,000 148,000,000 248,000,000 149,000,000 248,000,000 149,000,000 249,000,000 200,000,000 273,000,000 199,000,000 248,000,000 213,000,000 249,000,000 221,000,000 255,000,000 203,000,000 262,000,000 220,000,000 290,000,000  218,000,000 257,000,000 306,000,000  252,000,000 233,000,000 323,000,000  330,000,000 243,000,000 332,000,000  336,000,000 238,000,000 327,000,000 210,000,000 308,000,000 205,000,000 307,000,000 205,000,000 307,000,000 204,000,000 268,000,000 194,000,000 265,000,000 207,000,000 274,000,000 198,000,000 109,000,000 91,000,000 99,000,000 125,000,000 110,000,000 121,000,000 103,000,000  111,000,000 117,000,000 116,000,000 115,000,000 110,000,000 123,000,000 114,000,000 127,000,000 123,000,000 104,000,000 77,000,000  97,000,000 125,000,000 97,000,000  110,000,000 136,000,000 105,000,000 98,000,000 125,000,000 96,000,000  96,000,000 125,000,000 96,000,000       
        income tax payable
      236,000,000  28,000,000 25,000,000 149,000,000 18,000,000 826,000,000 715,000,000 805,000,000                                                                                  
        other current liabilities
      3,083,000,000 1,809,000,000 1,687,000,000 1,574,000,000 1,649,000,000 1,607,000,000 1,927,000,000 2,175,000,000 1,868,000,000 1,779,000,000 1,662,000,000 1,498,000,000 1,674,000,000 1,471,000,000 1,485,000,000 1,382,000,000 1,306,000,000 1,362,000,000 1,335,000,000 1,252,000,000 1,245,000,000  1,735,000,000 1,570,000,000 1,429,000,000  1,314,000,000 1,217,000,000 1,212,000,000  1,042,000,000 1,067,000,000 1,168,000,000  1,146,000,000 1,861,000,000 1,163,000,000 1,234,000,000 1,293,000,000 1,225,000,000 1,205,000,000 1,144,000,000 1,236,000,000 1,086,000,000 954,000,000 1,051,000,000 804,000,000 709,000,000 686,000,000 719,000,000 452,000,000 423,000,000 351,000,000 335,000,000 389,000,000 427,000,000 352,000,000  372,000,000 340,000,000 350,000,000 368,000,000 499,000,000 340,000,000 340,000,000 363,000,000 419,000,000 364,000,000 494,000,000  536,000,000 548,000,000 485,000,000  502,000,000 477,000,000 485,000,000 367,000,000 349,000,000 349,000,000  407,000,000 415,000,000 451,000,000  580,000,000 529,000,000 746,000,000 749,000,000 643,000,000 
        total current liabilities
      6,152,000,000 4,463,000,000 4,560,000,000 4,271,000,000 4,451,000,000 4,310,000,000 5,538,000,000 5,493,000,000 5,416,000,000 4,760,000,000 4,432,000,000 4,152,000,000 4,219,000,000 4,476,000,000 4,276,000,000 4,368,000,000 4,668,000,000 5,109,000,000 5,379,000,000 5,071,000,000 4,930,000,000 251,407,000 5,843,000,000 5,585,000,000 4,095,000,000 148,999,000 3,928,000,000 4,150,000,000 3,725,000,000 150,105,000 4,224,000,000 4,354,000,000 4,561,000,000 97,285,000 4,139,000,000 4,337,000,000 3,767,000,000 4,034,000,000 4,547,000,000 4,430,000,000 4,268,000,000 4,308,000,000 4,093,000,000 3,774,000,000 3,734,000,000 3,577,000,000 3,145,000,000 3,384,000,000 3,336,000,000 2,928,000,000 1,769,000,000 1,658,000,000 1,549,000,000 1,763,000,000 1,829,000,000 1,872,000,000 1,840,000,000  1,679,000,000 1,662,000,000 1,657,000,000 1,725,000,000 1,696,000,000 1,558,000,000 1,579,000,000 1,783,000,000 1,772,000,000 1,705,000,000 1,835,000,000  1,975,000,000 1,973,000,000 1,873,000,000  1,873,000,000 1,843,000,000 1,833,000,000 1,907,000,000 1,783,000,000 1,809,000,000  1,995,000,000 1,989,000,000 1,866,000,000  2,101,000,000 2,073,000,000 2,373,000,000 2,284,000,000 2,300,000,000 
        long-term debt
      13,128,000,000 13,092,000,000 13,102,000,000 13,091,000,000 13,082,000,000 13,081,000,000 12,776,000,000 12,769,000,000 12,772,000,000 14,882,000,000 14,901,000,000 14,907,000,000 14,935,000,000 14,934,000,000 14,962,000,000 14,947,000,000 14,719,000,000 15,511,000,000 14,009,000,000 15,091,000,000 15,098,000,000  15,561,000,000 15,728,000,000 15,082,000,000  14,858,000,000 14,312,000,000 14,814,000,000  14,178,000,000 14,204,000,000 14,223,000,000  14,741,000,000 15,012,000,000 15,071,000,000 15,064,000,000 14,323,000,000 14,320,000,000 14,350,000,000 14,383,000,000 14,642,000,000 14,637,000,000 11,824,000,000 11,695,000,000 11,455,000,000 10,942,000,000 10,612,000,000 10,690,000,000 5,690,000,000 5,564,000,000 5,375,000,000 5,158,000,000 4,508,000,000 4,511,000,000 4,295,000,000 4,294,000 3,966,000,000 3,989,000,000 4,014,000,000 3,997,000,000 4,057,000,000 4,272,000,000 4,271,000,000 4,272,000,000 4,267,000,000 4,624,000,000 4,639,000,000  4,777,000,000 4,775,000,000 4,773,000,000 4,771,000 4,766,000,000 4,764,000,000 4,762,000,000 4,759,000,000 4,787,000,000 4,785,000,000  4,783,000,000 4,784,000,000 4,782,000,000  4,487,000,000 4,488,000,000 4,032,000,000 4,026,000,000 4,024,000,000 
        defined benefit plan obligations
      243,000,000 245,000,000 296,000,000 297,000,000 297,000,000 298,000,000 308,000,000 334,000,000 334,000,000 335,000,000 327,000,000 329,000,000 330,000,000 331,000,000 400,000,000 407,000,000 414,000,000 421,000,000 444,000,000 459,000,000 478,000,000  525,000,000 541,000,000 547,000,000  495,000,000 507,000,000 512,000,000  476,000,000 515,000,000 528,000,000  596,000,000 618,000,000 624,000,000 626,000,000 586,000,000 594,000,000 593,000,000 595,000,000 621,000,000 627,000,000 629,000,000 633,000,000 381,000,000 380,000,000 395,000,000 398,000,000                                         
        other long-term liabilities
      1,693,000,000 1,713,000,000 1,600,000,000 1,635,000,000 1,651,000,000 1,573,000,000 1,560,000,000 1,711,000,000 1,689,000,000 1,709,000,000 1,684,000,000 1,732,000,000 1,748,000,000 1,787,000,000 1,810,000,000 1,824,000,000 1,582,000,000 1,439,000,000 1,592,000,000 1,579,000,000 1,593,000,000  1,564,000,000 1,526,000,000 1,405,000,000  1,405,000,000 1,354,000,000 1,268,000,000  622,000,000 599,000,000 627,000,000  604,000,000 598,000,000 621,000,000 610,000,000 606,000,000 582,000,000 625,000,000 594,000,000 551,000,000 553,000,000 534,000,000 558,000,000 544,000,000 484,000,000 453,000,000 446,000,000 620,000,000 608,000,000 611,000,000 595,000,000 524,000,000 519,000,000 526,000,000  502,000,000 503,000,000 550,000,000 554,000,000 571,000,000 572,000,000 561,000,000 568,000,000 562,000,000 618,000,000 598,000,000                      
        total liabilities
      22,353,000,000 20,704,000,000 20,718,000,000 20,397,000,000 20,584,000,000 20,389,000,000 21,297,000,000 21,396,000,000 21,236,000,000 22,804,000,000 22,409,000,000 22,156,000,000 22,262,000,000 22,548,000,000 22,501,000,000 22,510,000,000 22,236,000,000 23,322,000,000 22,230,000,000 23,362,000,000 23,546,000,000 631,364,000 24,186,000,000 24,056,000,000 21,794,000,000 329,009,000 21,393,000,000 21,028,000,000 21,045,000,000 341,492,000 20,163,000,000 20,338,000,000 20,626,000,000 245,394,000 20,697,000,000 21,505,000,000 20,986,000,000 21,226,000,000 21,002,000,000 20,813,000,000 20,459,000,000 20,458,000,000 20,473,000,000 20,137,000,000 17,245,000,000 16,955,000,000 16,050,000,000 15,757,000,000 15,363,000,000 15,005,000,000 8,334,000,000 8,095,000,000 7,833,000,000 7,810,000,000 7,185,000,000 7,240,000,000 6,998,000,000  6,516,000,000 6,545,000,000 6,616,000,000 6,681,000,000 6,771,000,000 7,008,000,000 7,024,000,000 7,256,000,000 7,203,000,000 7,595,000,000 7,754,000,000  8,158,000,000 8,214,000,000 8,142,000,000  8,134,000,000 8,104,000,000 8,108,000,000 8,411,000,000 8,493,000,000 8,238,000,000  8,604,000,000 8,504,000,000 8,458,000,000  8,277,000,000     
        commitments and contingencies
                                                                                                
        redeemable noncontrolling interests in equity of consolidated subsidiaries
      2,137,000,000 2,956,000,000 2,917,000,000 2,826,000,000 2,776,000,000 2,727,000,000 2,649,000,000 2,813,000,000 2,728,000,000 2,391,000,000 2,303,000,000 2,277,000,000 2,225,000,000 2,149,000,000 2,068,000,000 1,997,000,000 2,358,000,000 2,203,000,000 2,048,000,000 2,034,000,000 1,992,000,000  1,479,000,000 1,561,000,000 1,526,000,000  1,475,000,000 1,462,000,000 1,439,000,000  1,444,000,000 1,429,000,000 1,942,000,000  1,816,000,000 1,781,000,000 2,430,000,000 2,393,000,000 2,307,000,000 2,275,000,000 2,381,000,000 2,266,000,000 1,682,000,000 1,591,000,000 208,000,000 401,000,000 396,000,000 277,000,000 267,000,000 247,000,000 83,000,000 80,000,000 36,000,000 16,000,000 16,000,000 16,000,000 16,000,000  16,000,000 16,000,000                               
        equity:
                                                                                                
        shareholders’ equity:
                                                                                                
        common stock
      8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000 8,000,000  7,000,000 7,000,000 7,000,000  7,000,000 7,000,000 7,000,000  7,000,000 7,000,000 7,000,000  7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 27,000,000 27,000,000  27,000,000 27,000,000 27,000,000 27,000,000 27,000,000 27,000,000 27,000,000 27,000,000 26,000,000 26,000,000 26,000,000  26,000,000 26,000,000 27,000,000  26,000,000 26,000,000 26,000,000 26,000,000 26,000,000 26,000,000  26,000,000 26,000,000 26,000,000  4,260,000,000 4,230,000,000 4,112,000,000 4,066,000,000 3,519,000,000 
        additional paid-in capital
      5,124,000,000 4,914,000,000 4,872,000,000 4,858,000,000 4,826,000,000 4,873,000,000 4,849,000,000 4,840,000,000 4,806,000,000 4,834,000,000 4,818,000,000 4,800,000,000 4,774,000,000 4,778,000,000 4,771,000,000 4,756,000,000 4,765,000,000 4,877,000,000 4,862,000,000 4,854,000,000 4,841,000,000  4,826,000,000 4,751,000,000 4,739,000,000  4,751,000,000 4,755,000,000 4,748,000,000  4,733,000,000 4,722,000,000 4,833,000,000  4,835,000,000 4,819,000,000 4,834,000,000 4,827,000,000 4,801,000,000 4,791,000,000 4,804,000,000 4,815,000,000 4,798,000,000 4,774,000,000 4,751,000,000 4,614,000,000 4,597,000,000 4,594,000,000 4,576,000,000 4,572,000,000 4,562,000,000 4,552,000,000 4,484,000,000 4,471,000,000 4,437,000,000 4,410,000,000 4,403,000,000  4,425,000,000 4,425,000,000 4,448,000,000 4,449,000,000 4,461,000,000 4,461,000,000 4,459,000,000 4,461,000,000 4,464,000,000 4,457,000,000 4,450,000,000  4,437,000,000 4,431,000,000 4,420,000,000  4,401,000,000 4,391,000,000 4,379,000,000 4,347,000,000 4,335,000,000 4,329,000,000  4,191,000,000 4,174,000,000 4,158,000,000       
        accumulated other comprehensive loss
      -179,000,000 -181,000,000 -174,000,000 -177,000,000 -178,000,000 -180,000,000 -175,000,000 -177,000,000 -179,000,000 -181,000,000 -176,000,000 -178,000,000 -179,000,000 -181,000,000 -229,000,000 -231,000,000 -233,000,000 -233,000,000 -274,000,000 -277,000,000 -282,000,000  -251,000,000 -255,000,000 -256,000,000  -216,000,000 -219,000,000 -221,000,000  -202,000,000 -243,000,000 -239,000,000  -238,000,000 -242,000,000 -255,000,000 -258,000,000 -200,000,000 -203,000,000 -160,000,000 -164,000,000 -173,000,000 -177,000,000 -179,000,000 -182,000,000 -20,000,000            -43,000,000 -43,000,000 -43,000,000 -43,000,000 -30,000,000 -31,000,000 -31,000,000 -32,000,000 -27,000,000 -31,000,000 -34,000,000  -29,000,000 -26,000,000 -28,000,000                  
        retained earnings
      5,117,000,000 4,415,000,000 4,044,000,000 3,702,000,000 3,414,000,000 3,008,000,000 2,690,000,000 2,218,000,000 1,959,000,000                                                                             1,092,000,000 1,162,000,000 2,662,000,000 2,970,000,000 3,653,000,000 
        common stock in treasury, at cost, 73,005 shares at march 31, 2026 and 71,660 shares at december 31, 2025
      -5,256,000,000                                                                                          
        total shareholders’ equity
      4,814,000,000 4,220,000,000 4,014,000,000 3,749,000,000 4,181,000,000 4,171,000,000 3,834,000,000 3,475,000,000 3,453,000,000 1,608,000,000 1,464,000,000 1,343,000,000 1,233,000,000 1,142,000,000 1,235,000,000 1,087,000,000 1,056,000,000 1,028,000,000 722,000,000 261,000,000 123,000,000           -154,000,000 -65,000,000  24,000,000 373,000,000 430,000,000 417,000,000 528,000,000 523,000,000 625,000,000 691,000,000 802,000,000 803,000,000 839,000,000 651,000,000 735,000,000 723,000,000 728,000,000 755,000,000 825,000,000 895,000,000 969,000,000 1,143,000,000 1,224,000,000 1,176,000,000 1,460,000,000  1,698,000,000 1,810,000,000 1,844,000,000 1,766,000,000 1,711,000,000 772,000,000 739,000,000 646,000,000 626,000,000 286,000,000 291,000,000  136,000,000 29,000,000 32,000,000  101,000,000 149,000,000 167,000,000 631,000,000 707,000,000 1,099,000,000  1,363,000,000 1,755,000,000 1,757,000,000  3,849,000,000 3,887,000,000 5,272,000,000 5,531,000,000 5,762,000,000 
        noncontrolling interests
      1,899,000,000 1,797,000,000 1,769,000,000 1,727,000,000 1,696,000,000 1,649,000,000 1,592,000,000 1,581,000,000 1,490,000,000 1,509,000,000 1,414,000,000 1,381,000,000 1,347,000,000 1,317,000,000 1,272,000,000 1,027,000,000 1,000,000,000 1,026,000,000 913,000,000 908,000,000 893,000,000  896,000,000 890,000,000 861,000,000  830,000,000 825,000,000 808,000,000  766,000,000 730,000,000 681,000,000  671,000,000 682,000,000 664,000,000 665,000,000 637,000,000 629,000,000 301,000,000 267,000,000 216,000,000 215,000,000 133,000,000 134,000,000 131,000,000 150,000,000 126,000,000 123,000,000 95,000,000 86,000,000 77,000,000 75,000,000 45,000,000 53,000,000 71,000,000  63,000,000 64,000,000 64,000,000 53,000,000 53,000,000 54,000,000 52,000,000 51,000,000 47,000,000 47,000,000 47,000,000                      
        total equity
      6,713,000,000 6,017,000,000 5,783,000,000 5,476,000,000 5,877,000,000 5,820,000,000 5,426,000,000 5,056,000,000 4,943,000,000 3,117,000,000 2,878,000,000 2,724,000,000 2,580,000,000 2,459,000,000 2,507,000,000 2,114,000,000 2,056,000,000 2,054,000,000 1,635,000,000 1,169,000,000 1,016,000,000 551,476,000 522,000,000 633,000,000 503,000,000 452,722,000 489,000,000 717,000,000 674,000,000 453,383,000 658,000,000 576,000,000 616,000,000 288,366,000 695,000,000 1,055,000,000 1,094,000,000 1,082,000,000 1,165,000,000 1,152,000,000 926,000,000 958,000,000 1,018,000,000 1,018,000,000 972,000,000 785,000,000 866,000,000 873,000,000 854,000,000 878,000,000 920,000,000 981,000,000 1,046,000,000 1,218,000,000 1,269,000,000 1,229,000,000 1,531,000,000 1,492,000 1,761,000,000 1,874,000,000 1,908,000,000 1,819,000,000 1,764,000,000 826,000,000 791,000,000 697,000,000 673,000,000 333,000,000 338,000,000                      
        total liabilities and equity
      31,203,000,000 29,677,000,000 29,418,000,000 28,699,000,000 29,237,000,000 28,936,000,000 29,372,000,000 29,265,000,000 28,907,000,000 28,312,000,000 27,590,000,000 27,157,000,000 27,067,000,000 27,156,000,000 27,076,000,000 26,621,000,000 26,650,000,000 27,579,000,000 25,913,000,000 26,565,000,000 26,554,000,000 1,388,800,000 26,187,000,000 26,250,000,000 23,823,000,000 952,371,000 23,357,000,000 23,207,000,000 23,158,000,000 967,291,000 22,265,000,000 22,343,000,000 23,184,000,000 642,907,000 23,208,000,000 24,341,000,000 24,510,000,000 24,701,000,000 24,474,000,000 24,240,000,000 23,766,000,000 23,682,000,000 23,173,000,000 22,746,000,000 18,425,000,000 18,141,000,000 17,312,000,000 16,907,000,000 16,484,000,000 16,130,000,000 9,337,000,000 9,156,000,000 8,915,000,000 9,044,000,000 8,470,000,000 8,485,000,000 8,545,000,000  8,293,000,000 8,435,000,000 8,524,000,000 8,500,000,000 8,535,000,000 7,834,000,000 7,815,000,000 7,953,000,000 7,876,000,000 7,928,000,000 8,092,000,000                      
        liabilities held for sale
        12,000,000 12,000,000 12,000,000 13,000,000 12,000,000 11,000,000 11,000,000 69,000,000 17,000,000 17,000,000 23,000,000       145,000,000 68,000,000  91,000,000 93,000,000 49,000,000      71,000,000 393,000,000 406,000,000  407,000,000 51,000,000  9,000,000 13,000,000   101,000,000 226,000,000 244,000,000 45,000,000                                              
        common stock in treasury, at cost, 71,660 shares at december 31, 2025 and 62,892 shares at december 31, 2024
       -4,936,000,000                                                                                         
        common stock in treasury, at cost, 70,718 shares at september 30, 2025 and 62,892 shares at december 31, 2024
        -4,736,000,000                                                                                        
        common stock in treasury, at cost, 70,121 shares at june 30, 2025 and 62,892 shares at december 31, 2024
         -4,642,000,000                                                                                       
        common stock in treasury, at cost, 65,520 shares at march 31, 2025 and 62,892 shares at december 31, 2024
          -3,889,000,000                                                                                      
        common stock in treasury, at cost, 62,892 shares at december 31, 2024 and 57,321 shares at december 31, 2023
           -3,538,000,000                                                                                     
        common stock in treasury, at cost, 62,899 shares at september 30, 2024 and 57,321 shares at december 31, 2023
            -3,538,000,000                                                                                    
        common stock in treasury, at cost, 62,111 shares at june 30, 2024 and 57,321 shares at december 31, 2023
             -3,414,000,000                                                                                   
        common stock in treasury, at cost, 60,132 shares at march 31, 2024 and 57,321 shares at december 31, 2023
              -3,141,000,000                                                                                  
        accumulated deficit
               -192,000,000 -436,000,000 -537,000,000 -660,000,000 -803,000,000 -905,000,000 -1,036,000,000 -1,074,000,000 -1,214,000,000 -1,463,000,000 -1,912,000,000 -2,031,000,000  -2,542,000,000 -2,346,000,000 -2,434,000,000  -2,469,000,000 -2,237,000,000 -2,254,000,000  -2,231,000,000 -2,222,000,000 -2,248,000,000  -2,161,000,000 -1,794,000,000 -1,739,000,000 -1,742,000,000 -1,663,000,000 -1,655,000,000 -1,609,000,000 -1,550,000,000 -1,453,000,000 -1,424,000,000 -1,363,000,000 -1,410,000,000 -1,471,000,000            -1,370,000,000 -1,382,000,000 -1,443,000,000 -1,522,000,000 -1,602,000,000 -2,540,000,000 -2,571,000,000 -2,665,000,000 -2,692,000,000 -2,689,000,000 -2,674,000,000  -2,819,000,000 -2,923,000,000 -2,908,000,000                  
        common stock in treasury, at cost, 57,321 shares at december 31, 2023 and 54,215 shares at december 31, 2022
               -2,861,000,000                                                                                 
        contract liabilities
                86,000,000 76,000,000 76,000,000 110,000,000 111,000,000 474,000,000 776,000,000 959,000,000 1,218,000,000 1,055,000,000 917,000,000 77,239,000 1,500,000,000 1,496,000,000                                                                   
        common stock in treasury, at cost, 55,695 shares at september 30, 2023 and 54,216 shares at december 31, 2022
                -2,750,000,000                                                                                
        common stock in treasury, at cost, 55,696,591 shares at june 30, 2023 and 54,215,871 shares at december 31, 2022
                 -2,750,000,000                                                                               
        common stock in treasury, at cost, 55,120,211 shares at march 31, 2023 and 54,215,871 shares at december 31, 2022
                  -2,710,000,000                                                                              
        contract liabilities – long-term
                   13,000,000 14,000,000 14,000,000 14,000,000 15,000,000 15,000,000 351,000,000 655,000,000                                                                      
        common stock in treasury, at cost, 54,215,871 shares at december 31, 2022 and 48,331,649 shares at december 31, 2021
                   -2,660,000,000                                                                             
        income tax receivable
                    4,000,000 18,000,000       2,000,000 18,000,000 18,000,000  18,000,000 19,000,000 17,000,000  27,000,000 28,000,000 20,000,000  14,000,000 7,000,000 26,000,000 4,000,000 11,000,000 3,000,000  7,000,000 33,000,000 27,000,000 2,000,000 2,000,000 22,000,000 34,000,000 19,000,000  3,000,000 12,000,000 4,000,000 7,000,000 13,000,000 13,000,000 5,000,000  7,000,000 1,000,000 22,000,000 22,000,000 21,000,000 13,000,000 26,000,000 35,000,000   5,000,000  20,000,000 29,000,000 7,000,000  5,000,000 3,000,000 173,000,000 174,000,000 172,000,000       149,000,000 95,000,000    
        common stock in treasury, at cost, 48,327,503 shares at september 30, 2022 and 48,331,649 shares at december 31, 2021
                    -2,410,000,000                                                                            
        common stock in treasury, at cost, 48,330,239 shares at june 30, 2022 and 48,331,649 shares at december 31, 2021
                     -2,410,000,000                                                                           
        common stock in treasury, at cost, 48,331,319 shares at march 31, 2022 and 48,331,649 shares at december 31, 2021
                      -2,410,000,000                                                                          
        common stock in treasury, at cost, 48,331,649 shares at december 31, 2021 and 48,337,947 shares at december 31, 2020
                       -2,410,000,000                                                                         
        common stock in treasury, at cost, 48,333,196 shares at september 30, 2021 and 48,337,947 shares at december 31, 2020
                        -2,411,000,000                                                                        
        common stock in treasury, at cost, 48,334,331 shares at june 30, 2021 and 48,337,947 shares at december 31, 2020
                         -2,412,000,000                                                                       
        common stock in treasury, at cost, 48,334,419 shares at march 31, 2021 and 48,337,947 shares at december 31, 2020
                          -2,413,000,000                                                                      
        cash
                           52,739,000    23,703,000    29,041,000    19,957,000                                                         
        funds due from uspi
                           288,180,000    101,282,000    114,408,000                                                             
        patient receivables
                           111,452,000                                                                     
        supplies
                           27,720,000    27,017,000    26,070,000    20,568,000                                                         
        prepaid and other current assets
                           7,983,000    13,951,000    8,533,000    5,277,000                                                         
        non-current assets:
                                                                                                
        property and equipment
                           214,493,000    234,423,000    238,054,000    154,768,000                                                         
        operating lease assets
                           245,225,000                                                                     
        restricted cash
                           1,455,000    1,300,000    4,439,000    9,960,000                                            263,000,000 263,000,000 263,000,000  263,000,000 263,000,000 263,000,000       
        investments in unconsolidated affiliates
                           7,531,000    6,837,000    6,987,000    7,143,000                                                         
        goodwill and intangible assets
                           431,797,000    432,000,000    431,828,000    259,332,000                                                         
        other
                           225,000    279,000    505,000    217,000                                                         
        accounts payable, including funds due to uspi of 9,860 and 10,747 at june 30, 2020 and 2019, respectively
                           68,696,000                                                                     
        accrued expenses and other current liabilities
                           51,643,000                                                                     
        current maturities of long-term obligations
                           21,372,000                                                                     
        current portion of operating lease liabilities
                           32,457,000                                                                     
        non-current liabilities:
                                                                                                
        long-term obligations, net of current portion
                           144,808,000    161,930,000    174,228,000    134,604,000                                                         
        long-term operating lease liabilities, less current portion
                           230,969,000                                                                     
        other liabilities
                           4,180,000    18,080,000    17,159,000    13,505,000                                                         
        noncontrolling interests - redeemable
                           205,960,000    170,640,000    172,416,000    109,147,000                                                         
        members' equity:
                                                                                                
        members’ equity
                           515,678,000    419,847,000    419,870,000    263,758,000                                                         
        noncontrolling interests – nonredeemable
                           35,798,000    32,875,000    33,513,000    24,608,000                                                         
        common stock in treasury, at cost, 48,337,999 shares at september 30, 2020 and 48,344,195 shares at december 31, 2019
                            -2,414,000,000                                                                    
        total shareholders’ deficit
                            -374,000,000 -257,000,000 -358,000,000  -341,000,000 -108,000,000 -134,000,000  -108,000,000                                                            
        common stock in treasury, at cost, 48,341,041 shares at june 30, 2020 and 48,344,195 shares at december 31, 2019
                             -2,414,000,000                                                                   
        common stock in treasury, at cost, 48,342,502 shares at march 31, 2020 and 48,344,195 shares at december 31, 2019
                              -2,414,000,000                                                                  
        patient receivables, net of allowance for doubtful accounts of 60,631 at june 30, 2018
                               111,579,000                                                                 
        accounts payable, including funds due to uspi of 10,747 and 16,014 at june 30, 2019 and 2018, respectively
                               78,658,000                                                                 
        accrued expenses and other
                               47,092,000    43,163,000    32,892,000                                                         
        current portion of long-term obligations
                               23,249,000    19,789,000    18,301,000                                                         
        common stock in treasury, at cost, 48,346,277 shares at september 30, 2019 and 48,359,705 shares at december 31, 2018
                                -2,414,000,000                                                                
        common stock in treasury, at cost, 48,348,348 shares at june 30, 2019 and 48,359,705 shares at december 31, 2018
                                 -2,414,000,000                                                               
        common stock in treasury, at cost, 48,352,853 shares at march 31, 2019 and 48,359,705 shares at december 31, 2018
                                  -2,414,000,000                                                              
        patient receivables, net of allowance for doubtful accounts of 60,631 and 44,306 at june 30, 2018 and 2017, respectively
                                   107,426,000                                                             
        accounts payable, including funds due to uspi of 16,014 and 11,568 at june 30, 2018 and 2017, respectively
                                   87,153,000                                                             
        common stock in treasury, at cost, 48,360,191 shares at september 30, 2018 and 48,413,169 shares at december 31, 2017
                                    -2,415,000,000                                                            
        common stock in treasury, at cost, 48,397,605 shares at june 30, 2018 and 48,413,169 shares at december 31, 2017
                                     -2,418,000,000                                                           
        common stock in treasury, at cost, 48,402,616 shares at march 31, 2018 and 48,413,169 shares at december 31, 2017
                                      -2,418,000,000                                                          
        funds due from united surgical partners, inc.
                                       82,280,000                                                         
        patient receivables, net of allowance for doubtful accounts of 16,102 and 14,952 at june 30, 2017 and 2016, respectively
                                       83,405,000                                                         
        other long-term assets:
                                                                                                
        accounts receivables
                                        2,567,000,000 2,706,000,000 2,960,000,000 2,897,000,000 2,786,000,000 2,734,000,000 2,807,000,000 2,704,000,000 2,525,000,000 2,505,000,000 2,468,000,000 2,404,000,000 2,238,000,000 2,171,000,000 2,141,000,000 2,038,000,000 1,380,000,000 1,369,000,000 1,383,000,000 1,345,000,000 1,338,000,000 1,356,000,000 1,417,000,000  1,221,000,000 1,258,000,000 1,237,000,000 1,143,000,000 1,129,000,000 1,160,000,000 1,208,000,000 1,158,000,000 1,195,000,000 1,225,000,000 1,385,000,000  1,356,000,000 1,450,000,000 1,468,000,000  1,354,000,000 1,363,000,000 1,427,000,000 1,453,000,000 1,484,000,000 1,584,000,000  1,523,000,000 1,506,000,000 1,595,000,000  1,791,000,000 1,929,000,000 2,465,000,000 2,667,000,000 2,662,000,000 
        common stock in treasury, at cost, 48,413,280 shares at september 30, 2017 and 48,420,650 shares at december 31, 2016
                                        -2,419,000,000                                                        
        accrued legal settlement costs
                                         1,000,000 11,000,000 8,000,000 527,000,000 525,000,000 423,000,000 294,000,000            8,000,000 7,000,000 7,000,000 56,000,000  10,000,000 10,000,000 13,000,000 8,000,000 8,000,000 31,000,000 55,000,000 76,000,000 96,000,000 174,000,000 168,000,000  167,000,000 167,000,000 167,000,000  113,000,000 93,000,000 88,000,000 47,000,000 58,000,000 90,000,000  130,000,000 128,000,000 45,000,000  11,000,000 19,000,000    
        common stock in treasury, at cost, 48,417,575 shares at june 30, 2017 and 48,420,650 shares at december 31, 2016
                                         -2,417,000,000                                                       
        common stock in treasury, at cost, 48,419,483 shares at march 31, 2017 and 48,420,650 shares at december 31, 2016
                                          -2,417,000,000                                                      
        common stock in treasury, at cost, 48,420,650 shares at december 31, 2016 and 48,425,298 shares at december 31, 2015
                                           -2,417,000,000                                                     
        common stock in treasury, at cost, 48,420,844 shares at september 30, 2016 and 48,425,298 shares at december 31, 2015
                                            -2,417,000,000                                                    
        common stock in treasury, at cost, 48,421,605 shares at june 30, 2016 and 48,425,298 shares at december 31, 2015
                                             -2,417,000,000                                                   
        common stock in treasury, at cost, 48,424,273 shares at march 31, 2016 and 48,425,298 shares at december 31, 2015
                                              -2,417,000,000                                                  
        common stock in treasury, at cost, 48,425,298 shares at december 31, 2015 and 47,196,902 shares at december 31, 2014
                                               -2,417,000,000                                                 
        current portion of deferred income taxes
                                                625,000,000 637,000,000 718,000,000 747,000,000 725,000,000 633,000,000 577,000,000 581,000,000 358,000,000 350,000,000 354,000,000 354,000,000 394,000,000 409,000,000 411,000,000  247,000,000 249,000,000 283,000,000 282,000,000 307,000,000                            
        deferred income taxes, net of current portion
                                                82,000,000 89,000,000 66,000,000 116,000,000 100,000,000 125,000,000 129,000,000 90,000,000 396,000,000 420,000,000 395,000,000 342,000,000 338,000,000 345,000,000 342,000,000  533,000,000 543,000,000 589,000,000 627,000,000 636,000,000                            
        common stock in treasury, at cost, 47,182,492 shares at september 30, 2015 and 47,196,902 shares at december 31, 2014
                                                -2,377,000,000                                                
        common stock in treasury, at cost, 47,182,990 shares at june 30, 2015 and 47,196,902 shares at december 31, 2014
                                                 -2,377,000,000                                               
        short-term borrowings
                                                  400,000,000                                              
        common stock in treasury, at cost, 47,183,241 shares at march 31, 2015 and 47,196,902 shares at december 31, 2014
                                                  -2,377,000,000                                              
        common stock in treasury, at cost, 47,196,902 shares at december 31, 2014 and 47,197,722 shares at december 31, 2013
                                                   -2,378,000,000                                             
        common stock in treasury, at cost, 47,196,935 shares at september 30, 2014 and 47,197,722 shares at december 31, 2013
                                                    -2,378,000,000                                            
        common stock in treasury, at cost, 47,196,972 shares at june 30, 2014 and 47,197,722 shares at december 31, 2013
                                                                                                
        common stock in treasury, at cost, 47,197,211 shares at march 31, 2014 and 47,197,722 shares at december 31, 2013
                                                                                                
        common stock in treasury, at cost, 47,197,722 shares at december 31, 2013 and 37,730,431 shares at december 31, 2012
                                                                                                
        common stock in treasury, at cost, 44,807,632 shares at september 30, 2013 and 37,730,431 shares at december 31, 2012
                                                                                                
        common stock in treasury, at cost, 42,165,478 shares at june 30, 2013 and 37,730,431 shares at december 31, 2012
                                                                                                
        common stock in treasury, at cost, 40,172,225 shares at march 31, 2013 and 37,730,431 shares at december 31, 2012
                                                                                                
        preferred stock, 0.15 par value; authorized 2,500,000 shares; 345,000 of 7% mandatory convertible shares with a liquidation preference of 1,000 per share issued at december 31, 2011
                                                                                                
        common stock in treasury, at cost, 37,730,431 shares at december 31, 2012 and 34,110,674 shares at december 31, 2011
                                                                                                
        preferred stock, 0.15 par value; authorized 2,500,000 shares; 46,300 of 7% mandatory convertible shares with a liquidation preference of 1,000 per share issued at september 30, 2012 and 345,000 at december 31, 2011
                                                            45,000,000                                    
        common stock in treasury, at cost, 34,320,438 shares at september 30, 2012 and 34,110,674 shares at december 31, 2011
                                                                                                
        preferred stock, 0.15 par value; authorized 2,500,000 shares; 46,300 of 7% mandatory convertible shares with a liquidation preference of 1,000 per share issued at june 30, 2012 and 345,000 at december 31, 2011
                                                             45,000,000                                   
        common stock in treasury, at cost, 137,295,241 shares at june 30, 2012 and 136,442,696 shares at december 31, 2011
                                                                                                
        preferred stock, 0.15 par value; authorized 2,500,000 shares; 345,000 of 7% mandatory convertible shares with a liquidation preference of 1,000 per share issued at both march 31, 2012 and december 31, 2011
                                                              334,000,000                                  
        common stock in treasury, at cost, 138,100,420 shares at march 31, 2012 and 136,442,696 shares at december 31, 2011
                                                                                                
        working capital
                                                               542,000                512,000                 
        preferred stock, 0.15 par value; authorized 2,500,000 shares; 345,000 of 7% mandatory convertible shares with a liquidation preference of 1,000 per share issued at september 30, 2011 and december 31, 2010
                                                                334,000,000                                
        common stock in treasury, at cost, 96,253,367 shares at september 30, 2011 and 65,098,918 shares at december 31, 2010
                                                                -1,675,000,000                                
        preferred stock, 0.15 par value; authorized 2,500,000 shares; 345,000 of 7% mandatory convertible shares with a liquidation preference of 1,000 per share issued at june 30, 2011 and december 31, 2010
                                                                 334,000,000                               
        common stock in treasury, at cost, 72,377,607 shares at june 30, 2011 and 65,098,918 shares at december 31, 2010
                                                                 -1,551,000,000                               
        investments in reserve yield plus fund
                                                                  2,000,000 1,000,000 1,000,000 1,000,000 2,000,000 2,000,000 3,000,000 6,000,000 6,000,000  48,000,000                    
        investments in marketable securities
                                                                  1,000,000  1,000,000 1,000,000 2,000,000 11,000,000 16,000,000                        
        preferred stock, 0.15 par value; authorized 2,500,000 shares; 345,000 of 7% mandatory convertible shares with a liquidation preference of 1,000 per share issued at march 31, 2011 and december 31, 2010
                                                                  334,000,000                              
        common stock in treasury, at cost, 61,655,445 shares at march 31, 2011 and 65,098,918 shares at december 31, 2010
                                                                  -1,479,000,000                              
        preferred stock, 0.15 par value; authorized 2,500,000 shares; 345,000 of 7% mandatory convertible shares with a liquidation preference of 1,000 per share issued at both december 31, 2010 and 2009
                                                                   334,000,000                             
        less common stock in treasury, at cost, 65,098,918 shares at december 31, 2010 and 57,475,602 shares at december 31, 2009
                                                                   -1,479,000,000                             
        preferred stock, 0.15 par value; authorized 2,500,000 shares; 345,000 of 7% mandatory convertible shares with a liquidation preference of 1,000 per share issued at september 30, 2010 and december 31, 2009
                                                                    334,000,000                            
        less common stock in treasury, at cost; 65,383,026 shares at september 30, 2010 and 57,475,602 shares at december 31, 2009
                                                                    -1,479,000,000                            
        preferred stock, 0.15 par value; authorized 2,500,000 shares; 345,000 of 7% mandatory convertible shares with a liquidation preference of 1,000 per share issued at june 30, 2010 and december 31, 2009
                                                                     334,000,000                           
        less common stock in treasury, at cost; 65,507,033 shares at june 30, 2010 and 57,475,602 shares at december 31, 2009
                                                                     -1,479,000,000                           
        preferred stock, 0.15 par value; authorized 2,500,000 shares; 345,000 of 7% mandatory convertible shares with a liquidation preference of 1,000 per share issued at march 31, 2010 and december 31, 2009
                                                                      334,000,000                          
        less common stock in treasury, at cost, 66,043,509 shares at march 31, 2010 and 57,475,602 shares at december 31, 2009
                                                                      -1,479,000,000                          
        preferred stock, 0.15 par value; authorized 2,500,000 shares; 345,000 of 7% mandatory convertible shares with a liquidation preference of 1,000 per share issued at december 31, 2009 and 0 shares issued at december 31, 2008
                                                                       334,000,000                         
        less common stock in treasury, at cost, 57,475,602 shares at december 31, 2009 and 55,716,859 shares at december 31, 2008
                                                                       -1,479,000,000                         
        preferred stock, 0.15 par value; authorized 2,500,000 shares; 345,000 of 7% mandatory convertible shares with a liquidation preference of 1,000 per share issued at september 30, 2009 and 0 shares issued at december 31, 2008
                                                                        334,000,000                        
        less common stock in treasury, at cost, 57,510,881 shares at september 30, 2009 and 55,716,859 shares at december 31, 2008
                                                                        -1,479,000,000                        
        investments in marketable debt securities
                                                                         3,000,000 1,000,000   8,000,000 14,000,000  34,000,000 39,000,000 38,000,000 15,000,000 11,000,000 10,000,000  65,000,000 75,000,000        
        less common stock in treasury, at cost, 54,722,347 shares at june 30, 2009 and 55,716,859 shares at december 31, 2008
                                                                         -1,477,000,000                       
        less common stock in treasury, at cost, 54,828,608 shares at march 31, 2009 and 55,716,859 shares at december 31, 2008
                                                                          -1,477,000,000                      
        fixed-rate long-term debt
                                                                           1,001,000,000                     
        average interest rates
                                                                           7,700,000                     
        liabilities and shareholders’ equity
                                                                                                
        other long-term liabilities and minority interests
                                                                            649,000,000 654,000,000 664,000,000  646,000,000 631,000,000 618,000,000 726,000,000 914,000,000 918,000,000  873,000,000 858,000,000 917,000,000  980,000,000 991,000,000 1,548,000,000 1,503,000,000 1,298,000,000 
        less common stock in treasury, at cost, 55,716,859 shares at december 31, 2008 and 56,310,604 shares at december 31, 2007
                                                                                                
        total liabilities and shareholders’ equity
                                                                            8,294,000,000 8,243,000,000 8,174,000,000  8,235,000,000 8,253,000,000 8,275,000,000 9,042,000,000 9,200,000,000 9,337,000,000  9,967,000,000 10,259,000,000   12,126,000,000 12,150,000,000    
        less common stock in treasury, at cost, 55,741,855 shares at september 30, 2008 and 56,310,604 shares at december 31, 2007
                                                                            -1,479,000,000                    
        less common stock in treasury, at cost, 56,089,373 shares at june 30, 2008 and 56,310,604 shares at december 31, 2007
                                                                             -1,479,000,000                   
        less common stock in treasury, at cost, 55,538,298 shares at march 31, 2008 and 56,310,604 shares at december 31, 2007
                                                                              -1,479,000,000                  
        shareholders’ equity
                                                                               54,000                 
        less common stock in treasury, at cost, 56,301,997 shares at september 30, 2007 and 55,798,815 shares at december 31, 2006
                                                                                                
        less common stock in treasury, at cost, 56,811,675 shares at june 30, 2007 and 55,798,815 shares at december 31, 2006
                                                                                                
        less common stock in treasury, at cost, 56,484,035 shares at march 31, 2007 and 55,798,815 shares at december 31, 2006
                                                                                                
        receivable for insurance recoveries
                                                                                    285,000,000            
        income taxes payable
                                                                                   107,000,000          1,000,000 36,000,000 89,000,000 
        less common stock in treasury, at cost, 55,739,750 shares at september 30, 2006 and 55,663,588 shares at december 31, 2005
                                                                                                
        less common stock in treasury, at cost, 56,206,714 shares at june 30, 2006 and 55,663,588 shares at december 31, 2005
                                                                                                
        less common stock in treasury, at cost, 55,548,334 shares at march 31, 2006 and 55,663,588 shares at december 31, 2005
                                                                                                
        liabilities and shareholders' equity
                                                                                                
        shareholders' equity:
                                                                                                
        total liabilities and shareholders' equity
                                                                                                
        professional liability reserves
                                                                                       145,000,000 145,000,000 134,000,000  108,000,000 116,000,000    
        less common stock in treasury, at cost, 55,555,441 shares at september 30, 2005 and 53,896,498 shares at december 31, 2004
                                                                                                
        less common stock in treasury, at cost, 55,684,146 shares at june 30, 2005 and 53,896,498 shares at december 31, 2004
                                                                                                
        investments in debt securities
                                                                                         112,000,000  122,000,000 123,000,000 103,000,000 103,000,000 97,000,000 
        less common stock in treasury, at cost, 54,102,719 shares at march 31, 2005 and 53,896,498 shares at december 31, 2004
                                                                                                
        property and equipment, at lower of cost or fair value, less accumulated depreciation and amortization
                                                                                           4,837,000,000 4,823,000,000    
        other intangible assets, at lower of cost or fair value, less accumulated amortization
                                                                                           181,000,000 181,000,000    
        accrued interest
                                                                                           89,000,000 50,000,000    
        less common stock in treasury, at cost, 54,226,419 shares at december 31 and 54,171,584 shares at september 30
                                                                                                
        less common stock in treasury, at cost, 54,226,419 shares at december 31 and 54,193,619 shares at june 30
                                                                                                
        property and equipment, at cost less accumulated depreciation and amortization
                                                                                             5,914,000,000 5,899,000,000 6,412,000,000 
        accrued litigation settlement costs
                                                                                             253,000,000   
        less common stock in treasury, at cost, 41,895,162 shares at december 31 and 54,227,639 shares at september 30
                                                                                                
        less common stock in treasury, at cost, 41,895,162 shares at december 31 and 54,366,661 shares at june 30
                                                                                                
        less common stock in treasury, at cost, 23,812,812 shares at may 31 and 47,895,162 shares at february 28
                                                                                                
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2008-03-31 2007-12-31 2007-09-30 2007-06-30 2007-03-31 2006-03-31 2005-09-30 2005-06-30 2005-03-31 2004-09-30 2003-02-28 
                                                                                         
          net income
        906,000,000 644,000,000 579,000,000 522,000,000 622,000,000 572,000,000 681,000,000 477,000,000 2,334,000,000 456,000,000 266,000,000 293,000,000 296,000,000 274,000,000 268,000,000 179,000,000 280,000,000 419,000,000 578,000,000 257,000,000 222,000,000 111,931,000 -106,000,000 169,000,000 159,000,000 264,449,000 -152,000,000 112,000,000 65,000,000 -66,735,000 65,000,000 108,000,000 191,000,000 488,815,000 -289,000,000 23,000,000 80,000,000 39,000,000 34,000,000 2,000,000 28,000,000 -28,000,000 76,000,000   -7,000,000 -16,000,000 -14,000,000 36,000,000 -43,000,000 -83,000,000 54,000,000 32,000,000 -20,000,000 67,000,000 -66,000,000 15,000,000 63,000,000 82,000,000 82,000,000 940,000,000 35,000,000 95,000,000 29,000,000 -1,000,000 -14,000,000 183,000,000 -33,000,000 104,000,000 -15,000,000 -31,000,000 -75,000,000 -59,000,000 -30,000,000 75,000,000 70,000,000 -408,000,000 -21,000,000 -3,000,000  598,000,000 
          adjustments to reconcile net income to net cash from operating activities:
                                                                                         
          depreciation and amortization
        229,000,000 231,000,000 218,000,000 208,000,000 206,000,000 193,000,000 209,000,000 208,000,000 208,000,000 216,000,000 224,000,000 213,000,000 217,000,000 213,000,000 209,000,000 216,000,000 203,000,000 201,000,000 209,000,000 221,000,000 224,000,000 -583,714,000 215,000,000 206,000,000 203,000,000 -587,038,000 205,000,000 214,000,000 208,000,000 -570,171,000 204,000,000 194,000,000 204,000,000 -634,265,000 219,000,000 218,000,000 205,000,000 215,000,000 212,000,000 208,000,000 185,000,000 197,000,000 207,000,000 240,000,000 207,000,000 209,000,000 193,000,000 191,000,000 119,000,000 121,000,000 114,000,000 116,000,000 110,000,000 100,000,000 104,000,000 105,000,000 103,000,000 104,000,000 101,000,000 101,000,000 101,000,000 97,000,000 95,000,000 95,000,000 97,000,000 97,000,000 97,000,000 96,000,000 90,000,000 92,000,000 95,000,000 93,000,000 91,000,000 89,000,000 89,000,000 90,000,000 105,000,000 92,000,000 96,000,000 98,000,000 390,000,000 
          deferred income tax expense
        -40,000,000 -42,000,000 40,000,000 7,000,000 4,000,000 -74,000,000 64,000,000 -55,000,000 -38,000,000 -23,000,000 38,000,000 29,000,000 8,000,000 1,000,000 76,000,000 69,000,000 63,000,000 67,000,000 135,000,000 24,000,000 24,000,000  -197,000,000 30,000,000 -79,000,000  15,000,000 23,000,000 19,000,000  2,000,000 38,000,000 70,000,000  -64,000,000 9,000,000 -5,000,000 6,000,000 31,000,000    12,000,000         34,000,000 21,000,000 -1,000,000 38,000,000   56,000,000 35,000,000 32,000,000 -996,000,000 7,000,000 5,000,000 3,000,000 6,000,000 8,000,000 3,000,000  -5,000,000 -5,000,000 21,000,000           
          stock-based compensation expense
        25,000,000 25,000,000 38,000,000 20,000,000 21,000,000 15,000,000 16,000,000 19,000,000 17,000,000 18,000,000 15,000,000 19,000,000 14,000,000 9,000,000 13,000,000 18,000,000 16,000,000 13,000,000 13,000,000 16,000,000 14,000,000  11,000,000 14,000,000 13,000,000  11,000,000 12,000,000 11,000,000  14,000,000 11,000,000 9,000,000  15,000,000 17,000,000 16,000,000 19,000,000 16,000,000 19,000,000 17,000,000 18,000,000 15,000,000 10,000,000 15,000,000 14,000,000 12,000,000 10,000,000 7,000,000 8,000,000 11,000,000 8,000,000 7,000,000 9,000,000 8,000,000 7,000,000 5,000,000 5,000,000 7,000,000 4,000,000 5,000,000 6,000,000 7,000,000 5,000,000 5,000,000 6,000,000 7,000,000 6,000,000 7,000,000 10,000,000 10,000,000           
          impairment and restructuring charges, and acquisition-related costs
        24,000,000 64,000,000 23,000,000 24,000,000 19,000,000 27,000,000 19,000,000 29,000,000 27,000,000 53,000,000 47,000,000 16,000,000 21,000,000 129,000,000 24,000,000 57,000,000 16,000,000 30,000,000 15,000,000 20,000,000 20,000,000  57,000,000 54,000,000 55,000,000  46,000,000 36,000,000 19,000,000  46,000,000 30,000,000 47,000,000  329,000,000 121,000,000 31,000,000 22,000,000 28,000,000 52,000,000 44,000,000 193,000,000 29,000,000 63,000,000 37,000,000 32,000,000 21,000,000 58,000,000 20,000,000 11,000,000 14,000,000                               
          litigation and investigation costs
        27,000,000 30,000,000 -11,000,000 28,000,000 17,000,000 17,000,000 9,000,000 5,000,000 4,000,000 19,000,000 14,000,000 10,000,000 4,000,000 20,000,000 12,000,000 18,000,000 20,000,000 52,000,000 29,000,000 22,000,000 13,000,000  9,000,000 2,000,000 2,000,000  84,000,000 18,000,000 13,000,000  9,000,000 13,000,000 6,000,000  6,000,000 2,000,000 4,000,000 114,000,000 173,000,000 224,000,000 50,000,000 14,000,000 3,000,000 6,000,000 4,000,000 12,000,000 3,000,000 28,000,000 1,000,000   2,000,000 1,000,000 2,000,000 31,000,000 5,000,000 8,000,000 11,000,000  2,000,000 2,000,000 2,000,000   9,000,000 1,000,000  -5,000,000 3,000,000 47,000,000 12,000,000          
          net gains on sales, consolidation and deconsolidation of facilities
        -1,000,000    -22,000,000 -10,000,000 -348,000,000 -58,000,000 -2,500,000,000 -11,000,000 1,000,000        -412,000,000            7,000,000                                                   
          equity in earnings of unconsolidated affiliates, net of distributions received
        29,000,000 -21,000,000 -5,000,000 -13,000,000 5,000,000 -20,000,000 -6,000,000 -6,000,000 3,000,000 -18,000,000 -2,000,000 -4,000,000 11,000,000 -12,000,000 -4,000,000 -3,000,000 21,000,000 -20,000,000 -18,000,000 28,000,000 10,307,000 28,000,000 -28,000,000 -11,000,000 6,150,000 -4,000,000 -5,000,000 3,000,000 -8,844,000 -1,000,000 1,000,000 9,000,000 4,645,000 -8,000,000 -15,000,000 -8,000,000 -2,000,000 12,000,000                                           
          amortization of debt discount and debt issuance costs
        5,000,000 5,000,000 6,000,000 6,000,000 6,000,000 5,000,000 7,000,000 6,000,000 8,000,000 7,000,000 7,000,000 9,000,000 9,000,000 10,000,000 8,000,000 7,000,000 8,000,000 8,000,000 8,000,000 8,000,000 9,000,000  10,000,000 10,000,000 10,000,000  4,000,000 10,000,000 11,000,000  11,000,000 11,000,000 11,000,000  11,000,000 8,000,000 12,000,000 11,000,000 10,000,000 9,000,000 11,000,000 14,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 3,000,000 4,000,000 5,000,000 6,000,000 5,000,000 6,000,000 5,000,000 7,000,000 8,000,000 7,000,000 8,000,000                       
          net gains from the sale of investments and long-lived assets
        -1,000,000 -2,000,000    -2,000,000 -1,000,000   -4,000,000 -10,000,000 -1,000,000 -14,000,000 -2,000,000                                                                    
          other items
        2,000,000 -3,000,000 -2,000,000 -3,000,000 2,000,000 -1,000,000 2,000,000 -5,000,000 -3,000,000 2,000,000 -1,000,000 -2,000,000 1,000,000 71,000,000 5,000,000 -64,000,000 -10,000,000 -1,000,000 -15,000,000 -7,000,000  -1,000,000 -5,000,000 2,000,000  -4,000,000 -3,000,000 -7,000,000  -21,000,000 -1,000,000  6,000,000 13,000,000 1,000,000 2,000,000 85,000,000 -1,000,000   -24,000,000 -18,000,000   1,000,000 2,000,000 9,000,000 9,000,000 -3,000,000 5,000,000 18,000,000 -7,000,000 8,000,000 -13,000,000 -27,000,000 7,000,000 10,000,000 6,000,000 -4,000,000 -8,000,000 -3,000,000 9,000,000 9,000,000 5,000,000 -6,000,000 3,000,000 3,000,000   8,000,000 1,000,000 3,000,000 3,000,000 4,000,000 53,000,000 
          changes in cash from operating assets and liabilities:
                                                                                         
          accounts receivable
        -28,000,000 -48,000,000 28,000,000 109,000,000 -69,000,000 62,000,000 106,000,000 340,000,000 -263,000,000 -60,000,000 24,000,000 -28,000,000 35,000,000 -101,000,000 35,000,000 77,000,000 -151,000,000 5,000,000 -101,000,000 -48,000,000 -53,000,000  -37,000,000 303,000,000 14,000,000  -36,000,000 20,000,000 -158,000,000  -23,000,000 53,000,000 -66,000,000  -373,000,000 -448,000,000 -431,000,000 -272,000,000 -453,000,000 -508,000,000 -345,000,000 -295,000,000 -484,000,000 -587,000,000             -155,000,000 -192,000,000 -278,000,000 -207,000,000 -160,000,000 -135,000,000 -242,000,000 -148,000,000 -179,000,000 -90,000,000 -229,000,000 -170,000,000 -121,000,000 -117,000,000 -243,000,000           
          inventories and other current assets
        407,000,000 -15,000,000 -67,000,000 117,000,000 -108,000,000 -96,000,000 -6,000,000 34,000,000 -18,000,000 -90,000,000 -209,000,000 110,000,000 50,000,000 -153,000,000 -84,000,000 -8,000,000 181,000,000 59,000,000 -167,000,000 -74,000,000 130,000,000  -14,000,000 21,000,000 23,000,000  -34,000,000 51,000,000 -115,000,000  -71,000,000 185,000,000 -41,000,000  -63,000,000 12,000,000 -65,000,000 -12,000,000 -18,000,000 -68,000,000 -98,000,000 110,000,000 -74,000,000 -326,000,000 -66,000,000            22,000,000 55,000,000 -113,000,000 -19,000,000 10,000,000 -11,000,000 3,000,000 3,000,000 -9,000,000 -16,000,000 -6,000,000 -11,000,000 14,000,000 1,000,000   -3,000,000 10,000,000 11,000,000   16,000,000   
          income taxes
        259,000,000 -40,000,000 5,000,000 -122,000,000 132,000,000 -805,000,000 108,000,000 -70,000,000 783,000,000 56,000,000 -15,000,000 -107,000,000 76,000,000 33,000,000 27,000,000 -115,000,000 29,000,000 1,000,000 42,000,000 6,000,000 19,000,000  -5,000,000 12,000,000 2,000,000  -2,000,000 -11,000,000 9,000,000  4,000,000    -7,000,000   -45,000,000 28,000,000   1,000,000 8,000,000        3,000,000    3,000,000  -18,000,000 -12,000,000 -14,000,000 -37,000,000 -10,000,000 33,000,000 17,000,000 -91,000,000 -8,000,000 17,000,000 4,000,000 11,000,000 -3,000,000 -12,000,000 -17,000,000 9,000,000 14,000,000    -4,000,000     
          accounts payable, accrued expenses and other current liabilities
        -145,000,000 -28,000,000 213,000,000 24,000,000 -153,000,000 247,000,000              -87,000,000  337,000,000 1,353,000,000 -144,000,000  180,000,000 -108,000,000 -109,000,000  177,000,000 -188,000,000 -183,000,000  204,000,000 -16,000,000 71,000,000 8,000,000 -114,000,000 29,000,000 306,000,000 -67,000,000 -200,000,000 385,000,000   29,000,000          20,000,000 -74,000,000 -44,000,000 62,000,000 18,000,000 -18,000,000 -146,000,000 49,000,000 82,000,000 -2,000,000 -117,000,000 15,000,000 45,000,000 72,000,000 -161,000,000           
          other long-term liabilities
         -41,000,000 18,000,000 40,000,000 -8,000,000 -27,000,000 -5,000,000 -1,000,000 24,000,000 4,000,000 -2,000,000 21,000,000 -9,000,000 13,000,000 13,000,000 -20,000,000 -21,000,000 20,000,000 14,000,000 -12,000,000 6,000,000  115,000,000 141,000,000 -51,000,000  -19,000,000 -33,000,000 37,000,000  -34,000,000 -49,000,000 1,000,000  -41,000,000 -8,000,000 14,000,000 10,000,000 24,000,000 7,000,000 -9,000,000 12,000,000 28,000,000 6,000,000 -9,000,000 34,000,000 13,000,000   -22,000,000 27,000,000 -17,000,000 -6,000,000 10,000,000 16,000,000  -19,000,000 -4,000,000 12,000,000 -35,000,000 -5,000,000 9,000,000 -27,000,000 -7,000,000 5,000,000 1,000,000 -12,000,000 -10,000,000 -1,000,000   16,000,000 8,000,000 6,000,000 9,000,000 14,000,000 17,000,000 -16,000,000 31,000,000 9,000,000 296,000,000 
          payments for restructuring charges, acquisition-related costs, and litigation costs and settlements
        -57,000,000 -37,000,000 -3,000,000 -45,000,000 -36,000,000 -34,000,000 -55,000,000 -39,000,000 -25,000,000 -49,000,000 -27,000,000 -54,000,000 -24,000,000 -57,000,000 -59,000,000 -42,000,000 -56,000,000 -37,000,000 -31,000,000 -34,000,000 -51,000,000  -138,000,000 -46,000,000 -68,000,000  -56,000,000 -48,000,000 -32,000,000  -50,000,000 -30,000,000 -33,000,000  -26,000,000 -559,000,000 -33,000,000 -30,000,000 -69,000,000 -43,000,000 -71,000,000 -53,000,000 -33,000,000 -53,000,000                                      
          net cash from operating activities
        1,641,000,000 731,000,000 1,058,000,000 936,000,000 815,000,000 -331,000,000 1,045,000,000 747,000,000 586,000,000 824,000,000 503,000,000 598,000,000 449,000,000 421,000,000 315,000,000 119,000,000 228,000,000 357,000,000 432,000,000 245,000,000 534,000,000 -2,503,798,000 593,000,000 2,239,000,000 129,000,000 -386,035,000 419,000,000 284,000,000 10,000,000 -468,532,000 338,000,000 348,000,000 113,000,000 -406,934,000 308,000,000 -293,000,000 269,000,000 435,000,000 147,000,000 191,000,000 482,000,000 410,000,000 -57,000,000 219,000,000 221,000,000   255,000,000 206,000,000   256,000,000 136,000,000   173,000,000 148,000,000 178,000,000 -2,000,000  128,000,000 191,000,000 -22,000,000 141,000,000 120,000,000 170,000,000 -6,000,000 67,000,000 151,000,000 123,000,000 -133,000,000 112,000,000 83,000,000    -15,000,000 184,000,000 516,000,000 123,000,000  
          capital expenditures
        -180,000,000 -364,000,000 -280,000,000 -193,000,000 -173,000,000 -330,000,000 -216,000,000 -145,000,000 -240,000,000 -208,000,000 -176,000,000 -132,000,000 -235,000,000 -290,000,000 -165,000,000 -152,000,000 -155,000,000 -304,000,000 -111,000,000 -122,000,000 -121,000,000 -86,000,000 -106,000,000 -182,000,000 -156,000,000 -144,000,000 -192,000,000 -136,000,000 -125,000,000 -143,000,000 -144,000,000 -261,000,000 -201,000,000 -205,000,000 -208,000,000 -276,000,000 -207,000,000 -175,000,000 -184,000,000 -199,000,000       -100,000,000 -82,000,000 -116,000,000  -106,000,000 -70,000,000  -181,000,000 -78,000,000 -53,000,000 -86,000,000 -105,000,000 -83,000,000 -160,000,000     
          free cash flows
        1,461,000,000 367,000,000 778,000,000 743,000,000 642,000,000 -661,000,000 829,000,000 602,000,000 346,000,000 616,000,000 327,000,000 466,000,000 214,000,000 131,000,000 150,000,000 -33,000,000 73,000,000 53,000,000 321,000,000 123,000,000 413,000,000 -2,503,798,000 507,000,000 2,133,000,000 -53,000,000 -386,035,000 263,000,000 140,000,000 -182,000,000 -468,532,000 202,000,000 223,000,000 -30,000,000 -406,934,000 164,000,000 -554,000,000 68,000,000 230,000,000 -61,000,000 -85,000,000 275,000,000 235,000,000 -241,000,000 20,000,000 221,000,000   255,000,000 206,000,000   256,000,000 136,000,000   173,000,000 48,000,000 96,000,000 -118,000,000  22,000,000 121,000,000  -40,000,000 42,000,000 117,000,000 -92,000,000 67,000,000 46,000,000 40,000,000 -293,000,000 112,000,000 83,000,000    -15,000,000 184,000,000 516,000,000 123,000,000  
          cash flows from investing activities:
                                                                                         
          purchases of property and equipment
        -180,000,000 -364,000,000 -280,000,000 -193,000,000 -173,000,000 -330,000,000 -216,000,000 -145,000,000 -240,000,000 -208,000,000 -176,000,000 -132,000,000 -235,000,000 -290,000,000 -165,000,000 -152,000,000 -155,000,000 -304,000,000 -111,000,000 -122,000,000 -121,000,000                                                             
          purchases of businesses or joint venture interests, net of cash acquired
        -121,000,000 -42,000,000 -119,000,000 -120,000,000 -27,000,000 -47,000,000 -14,000,000 -61,000,000 -449,000,000 -114,000,000 -14,000,000 -48,000,000 -48,000,000 -10,000,000 -158,000,000 -26,000,000 -40,000,000 -1,156,000,000 -39,000,000 -25,000,000  -5,000,000 -1,000,000 -55,000,000  -10,000,000 -11,000,000 -2,000,000  -8,000,000 -73,000,000 -16,000,000  -15,000,000 -21,000,000 -2,000,000 -65,000,000 -29,000,000 -220,000,000 -84,000,000 -625,000,000 -11,000,000 -243,000,000                                      
          proceeds from sales of facilities and other assets
        2,000,000 20,000,000 4,000,000 3,000,000 11,000,000 16,000,000 917,000,000 18,000,000 4,030,000,000 33,000,000 22,000,000 3,000,000 13,000,000 1,000,000 61,000,000 148,000,000  1,111,000,000 111,000,000 13,000,000          17,000,000 56,000,000 425,000,000  752,000,000 573,000,000 521,000,000                                        105,000,000  
          proceeds from sales of marketable securities and long-term investments
        22,000,000 19,000,000 37,000,000 23,000,000 14,000,000 38,000,000 8,000,000 10,000,000 7,000,000                                                                         
          purchases of marketable securities and long-term investments
        -26,000,000 -21,000,000 -31,000,000 -21,000,000 -17,000,000 -48,000,000 -20,000,000 -16,000,000 -10,000,000                                                                         
          net cash from investing activities
        -317,000,000 -389,000,000 -385,000,000 -314,000,000 -187,000,000 -372,000,000 667,000,000 -194,000,000 3,328,000,000 -333,000,000 -169,000,000 -181,000,000 -286,000,000 -306,000,000 -302,000,000 -140,000,000 -60,000,000 -1,516,000,000 997,000,000 -50,000,000 -145,000,000 196,808,000 -117,000,000 -85,000,000 -204,000,000 392,582,000 -123,000,000 -164,000,000 -139,000,000 -182,230,000 -105,000,000 -148,000,000 373,000,000 -256,946,000 535,000,000 -280,000,000 -204,000,000 -266,000,000 320,000,000 -45,000,000 -287,000,000 -798,000,000 -187,000,000 -408,000,000             -93,000,000 -102,000,000 -129,000,000  -145,000,000 -58,000,000 -68,000,000 -180,000,000 -95,000,000 -24,000,000 174,000,000 -71,000,000 8,000,000 -50,000,000 -161,000,000           
          cash flows from financing activities:
                                                                                         
          repayments of borrowings
        -33,000,000 -2,282,000,000 -28,000,000 -30,000,000 -32,000,000 -31,000,000 -33,000,000 -38,000,000 -2,141,000,000 -64,000,000 -41,000,000 -1,392,000,000 -45,000,000  -42,000,000 -1,865,000,000 -879,000,000                                        -2,000,000 -1,000,000 -1,000,000 -874,000,000 -5,000,000 -7,000,000 -6,000,000 -384,000,000 -900,000,000 -1,000,000 -1,000,000           
          proceeds from borrowings
        14,000,000 2,255,000,000 6,000,000 14,000,000 1,000,000 7,000,000 8,000,000 6,000,000 2,000,000 2,000,000 6,000,000 1,350,000,000 12,000,000  7,000,000 2,011,000,000 2,000,000                                           600,000,000 1,000,000                1,332,000,000 
          repurchases of common stock
        -318,000,000 -198,000,000 -93,000,000 -747,000,000 -348,000,000 -124,000,000 -270,000,000 -278,000,000 -110,000,000 -40,000,000 -50,000,000                                            -124,000,000                         
          distributions paid to noncontrolling interests
        -197,000,000 -224,000,000 -211,000,000 -185,000,000 -189,000,000 -185,000,000 -173,000,000 -161,000,000 -162,000,000 -169,000,000 -155,000,000 -136,000,000 -134,000,000 -128,000,000 -122,000,000 -175,000,000 -135,000,000 -107,000,000 -104,000,000 -93,000,000 -119,000,000  -84,000,000 -24,000,000 -76,000,000  -79,000,000 -70,000,000 -74,000,000  -77,000,000 -76,000,000 -64,000,000  -55,000,000 -67,000,000 -56,000,000 -51,000,000 -44,000,000 -45,000,000 -42,000,000 -12,000,000 -11,000,000 -15,000,000             -4,000,000 -2,000,000 -2,000,000 -2,000,000 -3,000,000 -2,000,000 -1,000,000 -2,000,000 -2,000,000                 
          proceeds from the sale of noncontrolling interests
        6,000,000 15,000,000 9,000,000 7,000,000 11,000,000 10,000,000 3,000,000 5,000,000 5,000,000 6,000,000 7,000,000 5,000,000 25,000,000  7,000,000                                                                   
          purchases of noncontrolling interests
        -549,000,000 -4,000,000 -9,000,000 -38,000,000 -41,000,000 -73,000,000 -39,000,000 -36,000,000 -52,000,000 -40,000,000 -48,000,000 -38,000,000 -41,000,000 -39,000,000 -32,000,000 -15,000,000 -14,000,000 -8,000,000 -14,000,000 -3,000,000 -2,000,000 30,133,000    -4,792,000 -2,000,000 -3,000,000 -3,000,000 634,785,000 -1,000,000 -633,000,000 -9,000,000 716,553,000 -717,000,000                                               
          repayments of advances from managed care payers
         1,000,000 -21,000,000 -1,000,000 -11,000,000 -150,000,000                                                                            
          taxes paid related to net share settlement, net of proceeds from shares issued under stock-based compensation plans
        -86,000,000 -4,000,000                                                                                
          net cash from financing activities
        -1,240,000,000 -434,000,000 -323,000,000 -996,000,000 -648,000,000 -372,000,000 -498,000,000 -154,000,000 -2,661,000,000 -317,000,000 -214,000,000 -249,000,000 -255,000,000 -465,000,000 -156,000,000 -33,000,000 -1,127,000,000 1,231,000,000 -1,331,000,000 -142,000,000 -694,000,000 -701,819,000 -690,000,000 747,000,000 426,000,000 81,976,000 -231,000,000 -123,000,000 -30,000,000 758,698,000 -136,000,000 -771,000,000 -123,000,000 956,235,000 -889,000,000 640,000,000 -72,000,000 -241,000,000 -95,000,000 -240,000,000 -44,000,000 502,000,000 236,000,000 182,000,000 -89,000,000 284,000,000 338,000,000       -153,000,000 169,000,000  -134,000,000 -79,000,000 -7,000,000 -19,000,000 -296,000,000 -11,000,000 -11,000,000 -2,000,000 -52,000,000 -40,000,000 -23,000,000 -1,000,000 1,000,000     1,000,000 1,000,000 -2,000,000 1,000,000 349,000,000 1,000,000  
          net increase in cash and cash equivalents
        84,000,000 -92,000,000 350,000,000 -374,000,000 -20,000,000 -1,075,000,000 1,214,000,000 399,000,000 1,253,000,000 174,000,000 120,000,000       72,000,000 98,000,000 53,000,000 -305,000,000  -214,000,000 2,901,000,000 351,000,000    -159,000,000    363,000,000  -46,000,000 67,000,000 -7,000,000 -72,000,000 372,000,000 -94,000,000 151,000,000   -7,000,000 -206,000,000 265,000,000 28,000,000             7,000,000 -313,000,000 122,000,000 -101,000,000 -41,000,000 -27,000,000 106,000,000 145,000,000          -114,000,000 97,000,000 843,000,000 130,000,000 80,000,000 
          cash and cash equivalents at beginning of period
        2,883,000,000 3,019,000,000 1,228,000,000 858,000,000 2,364,000,000 2,446,000,000  262,000,000  411,000,000  611,000,000  356,000,000 193,000,000 113,000,000 364,000,000 113,000,000 405,000,000 690,000,000 507,000,000 572,000,000 784,000,000 1,373,000,000 654,000,000 38,000,000 
          cash and cash equivalents at end of period
        2,967,000,000 -92,000,000 350,000,000 -374,000,000 2,999,000,000 -1,075,000,000 1,214,000,000 399,000,000 2,481,000,000 174,000,000 120,000,000 168,000,000 766,000,000 -350,000,000 -143,000,000 -54,000,000 1,405,000,000 72,000,000 98,000,000 53,000,000 2,141,000,000  -214,000,000 2,901,000,000 613,000,000  65,000,000 -3,000,000 252,000,000  97,000,000 -571,000,000 974,000,000  -46,000,000 67,000,000 -7,000,000 -72,000,000 728,000,000 -94,000,000 151,000,000 114,000,000 185,000,000 -7,000,000 -206,000,000 265,000,000 141,000,000 31,000,000 -8,000,000 -5,000,000 95,000,000 281,000,000 1,000,000 -22,000,000 104,000,000 -72,000,000 -79,000,000 -3,000,000 267,000,000 7,000,000 -313,000,000 122,000,000 589,000,000 -41,000,000 -27,000,000 106,000,000 652,000,000 -5,000,000 160,000,000 74,000,000 278,000,000 -83,000,000 -20,000,000 91,000,000 584,000,000 975,000,000 -114,000,000 97,000,000 1,497,000,000 130,000,000 118,000,000 
          supplemental disclosures:
                                                                                         
          interest paid, net of capitalized interest
        -24,000,000 -366,000,000 -100,000,000 -300,000,000 -99,000,000 -296,000,000 -96,000,000 -297,000,000 -162,000,000 -293,000,000 -144,000,000 -268,000,000 -177,000,000 -247,000,000 -185,000,000 -250,000,000 -166,000,000 -273,000,000 -178,000,000 -296,000,000 -190,000,000  -292,000,000 -293,000,000 -172,000,000  -221,000,000 -326,000,000 -158,000,000  -151,000,000 -332,000,000 -169,000,000  -149,000,000 -336,000,000 -129,000,000 -335,000,000 -132,000,000 -340,000,000 -134,000,000 -268,000,000 -117,000,000 -239,000,000 -127,000,000 -255,000,000 -105,000,000 -131,000,000 -69,000,000 -101,000,000 -125,000,000 -88,000,000 -107,000,000 -79,000,000 -102,000,000 -92,000,000 -73,000,000 -85,000,000 -97,000,000 -89,000,000 -112,000,000 -89,000,000 -112,000,000 -99,000,000 -100,000,000 -91,000,000 -149,000,000 -70,000,000 -126,000,000 -70,000,000 -125,000,000 -81,000,000 -123,000,000 -67,000,000 -124,000,000 -123,000,000 -131,000,000 -67,000,000 -94,000,000   
          income tax payments
        -8,000,000 -121,000,000 -87,000,000 -235,000,000 -7,000,000 -963,000,000 -68,000,000 -235,000,000 -5,000,000 -31,000,000 -54,000,000   -13,000,000 -8,000,000 -132,000,000 -8,000,000 -38,000,000 -20,000,000 -32,000,000 -2,000,000  -5,000,000    -5,000,000    -3,000,000    -10,000,000 -4,000,000           -1,000,000 3,000,000      -2,000,000                           
          net losses on sales, consolidation and deconsolidation of facilities
                    -13,000,000    1,000,000      -1,000,000 -1,000,000 -2,000,000  1,000,000 1,000,000 1,000,000                                                     
          loss from early extinguishment of debt
             8,000,000   66,000,000 43,000,000 20,000,000 31,000,000 23,000,000  312,000,000    180,000,000 47,000,000  1,000,000 1,000,000                                                 
          debt issuance costs
                 -1,000,000   -21,000,000 -3,000,000 -16,000,000    -26,000,000 -21,000,000 -1,000,000  -45,000,000 -18,000,000      -33,000,000     -4,000,000 -4,000,000                                         
          advances from managed care payers
                                                                                       
          accounts payable, accrued expenses, contract liabilities and other current liabilities
                19,000,000 253,000,000 130,000,000 62,000,000 -230,000,000 44,000,000 -178,000,000 -404,000,000 -360,000,000 -435,000,000 83,000,000                                                               
          pre-tax loss from discontinued operations
                               1,000,000        -1,000,000                                                 
          net cash from operating activities from discontinued operations, excluding income taxes
                                 1,000,000 -3,000,000 -2,000,000  -1,000,000 -2,000,000 -1,000,000  -1,000,000     -3,000,000    -7,000,000             -22,000,000 -6,000,000 -13,000,000  -7,000,000 3,000,000 2,000,000 9,000,000 3,000,000 -28,000,000 56,000,000  34,000,000    -6,000,000 -8,000,000 17,000,000  -24,000,000 32,000,000 45,000,000 -42,000,000  
          purchases of marketable securities and equity investments
                 -50,000,000 -17,000,000 -19,000,000 -18,000,000 -24,000,000 -27,000,000 -22,000,000 -19,000,000 -85,000,000 -4,000,000 -8,000,000 -11,000,000  -31,000,000 -6,000,000 -4,000,000                                                         
          medicare advances and grants received by unconsolidated affiliates, net of recoupment
                         -59,000,000 -14,000,000                                                               
          pre-tax income from discontinued operations
                        -1,000,000          -1,000,000 -2,000,000 -10,000,000                 8,000,000      -3,000,000    2,000,000    3,000,000                22,000,000 18,000,000 23,000,000 148,000,000  
          proceeds from sales of marketable securities, long-term investments and other assets
                  14,000,000 17,000,000 9,000,000 15,000,000 52,000,000 3,000,000 6,000,000 13,000,000 12,000,000 6,000,000  9,000,000 25,000,000 10,000,000  43,000,000 5,000,000 4,000,000  22,000,000 9,000,000 134,000,000  4,000,000 26,000,000 12,000,000 12,000,000 12,000,000 42,000,000 9,000,000 3,000,000 6,000,000 29,000,000 -1,000,000 3,000,000 9,000,000 3,000,000 3,000,000 8,000,000 4,000,000 2,000,000 3,000,000 28,000,000 21,000,000 5,000,000 5,000,000 53,000,000 15,000,000 4,000,000 12,000,000 12,000,000 6,000,000 31,000,000 18,000,000 32,000,000 178,000,000 4,000,000 10,000,000  205,000,000         
          net decrease in cash and cash equivalents
                    -92,000,000  -143,000,000 -54,000,000 -959,000,000          65,000,000    97,000,000                            -138,000,000         -5,000,000 160,000,000 74,000,000 -294,000,000           
          repayments of borrowings under credit facility
                              -500,000,000 -240,000,000  -785,000,000 -600,000,000 -495,000,000  -145,000,000    -750,000,000 -700,000,000 -200,000,000 -995,000,000 -935,000,000 -565,000,000 -625,000,000 -690,000,000 -465,000,000                                      
          proceeds from borrowings under credit facility
                              740,000,000  870,000,000 600,000,000 685,000,000  145,000,000    750,000,000 700,000,000 200,000,000 995,000,000 825,000,000 575,000,000 375,000,000 820,000,000 685,000,000 665,000,000 465,000,000 430,000,000     140,000,000 460,000,000                             
          repayments of other borrowings
                         -38,000,000 -1,171,000,000 -1,471,000,000 -541,000,000  -3,015,000,000 -181,000,000 -48,000,000  -4,416,000,000 -48,000,000 -1,620,000,000  -77,000,000 -70,000,000 -91,000,000  -3,070,000,000 -42,000,000 -36,000,000 -38,000,000 -38,000,000 -38,000,000 -19,000,000 -1,960,000,000 -32,000,000 -28,000,000                                      
          proceeds from other borrowings
                         1,459,000,000 4,000,000 1,405,000,000 4,000,000  2,503,000,000 1,305,000,000 7,000,000  4,202,000,000 9,000,000 1,507,000,000  1,000,000 7,000,000 7,000,000  2,951,000,000 756,000,000   1,000,000 -50,000,000 21,000,000 2,786,000,000 401,000,000 500,000,000 508,000,000 600,000,000 4,600,000,000 1,057,000,000 850,000,000 800,000,000                             
          proceeds from sale of noncontrolling interests
                        4,000,000 11,000,000 2,000,000 6,000,000 6,000,000  2,000,000 3,000,000 2,000,000           3,000,000 4,000,000                                             
          proceeds from sales of facilities and other assets — continuing operations
                              1,000,000 1,000,000 11,000,000  4,000,000 -1,000,000 41,000,000                                                     
          proceeds from sales of facilities and other assets — discontinued operations
                                  17,000,000               2,000,000    5,000,000 10,000,000   35,000,000        1,000,000   -30,000,000 251,000,000  77,000,000 60,000,000 23,000,000 8,000,000          
          proceeds from shares issued under stock-based compensation plans, net of taxes paid relatedto net share settlement
                                                                                         
          proceeds from exercise of stock options and employee stock purchase plan
                           2,000,000 7,000,000  8,000,000 3,000,000 2,000,000  1,000,000 2,000,000 1,000,000  1,000,000 5,000,000 9,000,000                                                 
          other long-term assets
                            -8,000,000    -2,000,000  5,000,000 -2,000,000 -2,000,000  2,000,000 -4,000,000 7,000,000  -4,000,000    -10,000,000    2,000,000     -3,000,000 5,000,000 -23,000,000 29,000,000                               
          medicare advances and grants received by unconsolidated affiliates
                            19,000,000                                                             
          cash flows from operating activities:
                                                                                         
          provision for doubtful accounts
                                                                                         
          amortization of debt issue costs
                                                                                         
          loss on sale of assets
                                                                                         
          noncash lease expense
                                                                                         
          changes in operating assets and liabilities, net of effects from purchases of new businesses:
                                                                                         
          decrease in patient receivables
                                                                                         
          decrease in supplies, prepaid, and other assets
                                                                                         
          increase in contract liabilities
                                                                                         
          increase in accounts payable, accrued expenses, and other liabilities
                                                                                         
          purchases of new businesses and equity interests, net of cash received
                                                                                         
          sale of property and equipment
                                                                                         
          decrease in deposits and notes receivables
                                                                                         
          other investing activities
                                                                                         
          decrease in funds due from united surgical partners, inc.
                                                                                         
          proceeds from debt obligations
                                                                                         
          payments on debt obligations
                                                                                         
          distributions to noncontrolling interest owners
                                                                                         
          sales of noncontrolling interests
                                                                                         
          contribution from members
                                                                                         
          distributions to members
                                                                                         
          increase in cash and restricted cash
                                                                                         
          cash and restricted cash, beginning of period
                                                                                         
          cash and restricted cash, end of period
                                                                                         
          supplemental information:
                                                                                         
          cash paid for interest
                                                                                         
          cash paid for income taxes
                                                                                         
          noncash transactions:
                                                                                         
          assets acquired under finance lease obligations
                                                                                         
          increase in accounts payable due to property and equipment received but not paid
                                                                                         
          tyler acquisition
                                                                                         
          right of use assets acquired under operating leases
                                                                                         
          purchases of property and equipment — continuing operations
                              -86,000,000 -106,000,000 -182,000,000  -156,000,000 -144,000,000 -192,000,000  -136,000,000 -125,000,000 -143,000,000  -144,000,000 -261,000,000 -201,000,000 -205,000,000 -208,000,000 -276,000,000 -207,000,000 -175,000,000 -184,000,000 -199,000,000             -100,000,000 -82,000,000 -116,000,000  -106,000,000 -70,000,000 -78,000,000 -181,000,000 -78,000,000 -53,000,000 -85,000,000  -99,000,000 -74,000,000 -159,000,000           
          income tax (payments) refunds
                                -3,000,000                           -4,000,000 2,000,000      -24,000,000         -1,000,000 -4,000,000 1,000,000 -6,000,000         
          increase in patient receivables
                                                                                         
          purchases of new businesses and equity interests, net of cash received of 0, 925, and 0 for 2019, 2018 and 2017, respectively
                                                                                         
          change in deposits and notes receivables
                                                                                         
          change in funds due from united surgical partners, inc.
                                                                                         
          assets acquired under capital leases
                                                                                         
          centennial acquisition
                                                                                         
          reconciliation of cash and restricted cash:
                                                                                         
          cash at beginning of period
                                                                                         
          restricted cash at beginning of period
                                                                                         
          cash and restricted cash at beginning of period
                                                                                         
          cash at end of period
                                                                                         
          restricted cash at end of period
                                                                                         
          cash and restricted cash at end of period
                                                                                         
          purchases of equity investments
                                  -5,000,000 -8,000,000 -1,000,000  -6,000,000 -7,000,000 -30,000,000  -62,000,000 -2,000,000 -2,000,000 -17,000,000 -18,000,000 -116,000,000                                          
          proceeds from sales of noncontrolling interests
                                  6,000,000 5,000,000 4,000,000  7,000,000 2,000,000 5,000,000  15,000,000                                               
          income tax refunds
                                    9,000,000                            -11,000,000    17,000,000 17,000,000                   
          loss on fixed asset impairment
                                                                                         
          increase in supplies, prepaids, and other assets
                                                                                         
          purchases of new businesses and equity interests, net of cash received of 925, 0 and 394 for 2018, 2017 and 2016, respectively
                                                                                         
          increase in cash
                                                                                         
          cash, beginning of period
                                                                                         
          cash, end of period
                                                                                         
          sunnyvale acquisition
                                                                                         
          restricted cash borrowed
                                                                                         
          restricted cash from purchases of equipment
                                                                                         
          restricted cash from payments on debt obligations
                                                                                         
          gains on sales, consolidation and deconsolidation of facilities
                                        -110,000,000  -104,000,000 -3,000,000 -1,000,000 -147,000,000                                           
          income tax refunds (payments)
                                        1,000,000          1,000,000    -1,000,000    3,000,000              -7,000,000                 
          purchases of new businesses and equity interests, net of cash received of 0 and 135 for 2017 and 2016, respectively
                                                                                         
          benefit from doubtful accounts
                                          355,000,000 354,000,000 367,000,000 352,000,000 376,000,000 391,000,000 371,000,000 352,000,000 363,000,000 356,000,000 249,000,000 320,000,000 380,000,000 348,000,000 210,000,000 207,000,000 207,000,000 200,000,000 206,000,000 186,000,000 193,000,000 184,000,000 193,000,000 171,000,000 182,000,000 191,000,000 187,000,000 173,000,000 189,000,000 181,000,000 193,000,000 167,000,000 156,000,000 166,000,000 164,000,000 153,000,000 149,000,000 134,000,000 141,000,000 151,000,000 141,000,000 138,000,000 206,000,000 153,000,000 158,000,000 228,000,000 872,000,000 
          income from early extinguishment of debt
                                          138,000,000            171,000,000 177,000,000                          15,000,000 4,000,000 
          proceeds from employee stock plan purchases
                                          2,000,000                                               
          other assets
                                                                                         
          pre-tax (income) income from discontinued operations
                                                          3,000,000        15,000,000    -6,000,000                   
          purchase of noncontrolling interests
                                           -6,000,000 -3,000,000                                           
          proceeds from exercise of stock options
                                           1,000,000   6,000,000 2,000,000 7,000,000 3,000,000 12,000,000 5,000,000 6,000,000 1,000,000 6,000,000 15,000,000                          2,000,000 1,000,000 8,000,000  42,000,000 
          pre-tax loss (income) from discontinued operations
                                             2,000,000 5,000,000                                           
          contributions from noncontrolling interests
                                               1,000,000 1,000,000 2,000,000 3,000,000 2,000,000 13,000,000 1,000,000             1,000,000                   
          undistributed earnings from affiliates
                                                                                         
          deferred income tax benefit
                                                17,000,000               -21,000,000                          
          deferred debt issuance costs
                                                   -1,000,000                -12,000,000    1,000,000 -1,000,000 -24,000,000 -22,000,000               
          purchase of noncontrolling interest
                                                  -254,000,000                                       
          purchases of property and equipment — discontinued operations
                                                                       -1,000,000  -6,000,000 -9,000,000 -1,000,000           
          repurchases of preferred stock
                                                                                         
          cash dividends on preferred stock
                                                                -6,000,000 -6,000,000 -6,000,000 -6,000,000 -6,000,000 -6,000,000 -6,000,000                   
          pre-tax gain from discontinued operations
                                                                                         
          proceeds from interest rate swap agreement
                                                                       21,000,000                  
          purchases of businesses or joint venture interests
                                                                -14,000,000 -24,000,000 -18,000,000                       
          proceeds from borrowing under credit facility
                                                        558,000,000 433,000,000 220,000,000    658,000,000                           
          impairment of long-lived assets and goodwill, and restructuring charges
                                                           7,000,000 6,000,000 3,000,000 3,000,000 9,000,000 8,000,000 2,000,000 8,000,000  3,000,000    7,000,000 1,000,000 5,000,000  1,000,000 2,000,000 1,000,000    3,000,000    9,000,000   
          fair market value adjustments related to interest rate swap and libor cap agreements
                                                                 -2,000,000 19,000,000   -4,000,000                 
          payments against reserves for restructuring charges and litigation costs and settlements
                                                                           -21,000,000 -23,000,000             
          construction of new and replacement hospitals
                                                                   -1,000,000 -7,000,000 -5,000,000 -11,000,000 -13,000,000 -18,000,000 -16,000,000 -10,000,000 -9,000,000 -27,000,000 -29,000,000           
          release of escrow funds
                                                                                         
          net gain on sales of investments
                                                                                       
          gain from early extinguishment of debt
                                                                         21,000,000 -134,000,000               
          purchases of marketable securities
                                                                       -11,000,000   -9,000,000 -9,000,000 -1,000,000 -7,000,000           
          distributions received from investments in reserve yield plus fund
                                                                        8,000,000               
          proceeds from hospital authority bonds
                                                                                     
          proceeds from issuance of mandatory convertible preferred stock
                                                                                        
          payments against reserves for restructuring charges and litigation costs
                                                                -6,000,000 -14,000,000 -7,000,000  -25,000,000 -27,000,000 -24,000,000  -109,000,000 -28,000,000 -28,000,000    -27,000,000           
          purchase of property and equipment — discontinued operations
                                                                                         
          impairment of long-lived assets and goodwill, and restructuring charges, net of insurance recoveries
                                                                               36,000,000 11,000,000         
          litigation and investigation costs, net of insurance recoveries
                                                                       18,000,000                  
          (gain) income from early extinguishment of debt
                                                                   2,000,000                      
          amortization of debt discount and issue costs
                                                                                         
          pre-tax (gain) income from discontinued operations
                                                                                         
          net cash from operating activities cash flows from investing activities:
                                                                                         
          purchases of property and equipment—continuing operations
                                                                                         
          purchases of property and equipment—discontinued operations
                                                                                         
          purchases of business or joint venture interest
                                                                                         
          proceeds from sales of facilities and other assets—discontinued operations
                                                                                         
          distributions received from (reclassification of) investments in reserve yield plus fund
                                                                       1,000,000                  
          proceeds from cash surrender value or basis reduction of insurance policies
                                                                           7,000,000              
          net cash from investing activities cash flows from financing activities:
                                                                                         
          purchase of businesses or joint venture interest
                                                                                         
          purchase of business or joint venture interest
                                                                                        
          fair market value adjustments related to libor cap agreement
                                                                      2,000,000                   
          net gain from early extinguishment of debt
                                                                                        
          pretax income from discontinued operations
                                                                       -9,000,000 3,000,000 20,000,000 9,000,000  10,000,000 -16,000,000 19,000,000           
          insurance recoveries for property damage
                                                                                         
          purchase of business
                                                                                         
          dividends paid to noncontrolling interests
                                                                          -2,000,000               
          net gains on sales of investments
                                                                                         
          pretax (income) income from discontinued operations
                                                                               -8,000,000 38,000,000 -1,000,000 31,000,000       
          cumulative effect of change in accounting principle
                                                                                         
          insurance recoveries for business interruption and other costs
                                                                                         
          net cash from operating activities from discontinued operations, excluding income taxes and insurance recoveries for business interruption and other costs
                                                                                         
          reclassification of investments in reserve yield plus fund out of cash equivalents
                                                                           34,000,000              
          release of restricted cash related to letter of credit facility
                                                                                         
          adjustments to reconcile net loss to net cash from operating activities:
                                                                                         
          cumulative effect of changes in accounting principle
                                                                                         
          proceeds from sale of marketable securities, long-term investments and other assets
                                                                                         
          sale of new senior notes
                                                                                    773,000,000 1,374,000,000 
          repurchases of senior notes
                                                                                         
          stock-based compensation charges
                                                                                10,000,000 10,000,000 11,000,000 11,000,000 12,000,000 13,000,000 13,000,000 25,000,000  
          increases (decreases) in cash from changes in operating assets and liabilities:
                                                                                         
          construction of new hospitals.
                                                                                         
          proceeds from cash surrender value of insurance policies
                                                                                         
          proceeds from sales of facilities — discontinued operations
                                                                                 9,000,000 38,000,000       
          costs of litigation and investigations
                                                                                         
          proceeds from sales of long-term investments and other assets
                                                                                  174,000,000       
          income tax payments made
                                                                                  -2,000,000       
          increases (decreases) in cash from changes in operating assets and liabilities, net of effects from sales of facilities:
                                                                                         
          purchase of property and buyout of discontinued operation joint venture interest
                                                                                         
          proceeds from sales of facilities, investments and other assets
                                                                                   26,000,000      
          payments of borrowings
                                                                                         
          income tax refunds received (payments made)
                                                                                   -3,000,000 -6,000,000 -2,000,000 537,000,000   
          impairment of long-lived assets and restructuring charges
                                                                                   1,000,000      
          increases (decreases) in cash from changes in operating assets and liabilities, net of effects from purchases of new businesses and sales of facilities:
                                                                                         
          income taxes payable
                                                                                   4,000,000   541,000,000  73,000,000 
          purchases of property and equipment:
                                                                                         
          continuing operations
                                                                                         
          gulf coast operations
                                                                                         
          discontinued operations
                                                                                         
          insurance recoveries
                                                                                   10,000,000      
          impairment and restructuring charges
                                                                                    205,000,000     
          construction of new hospitals
                                                                                         
          deposits on purchases of property and equipment
                                                                                         
          net cash released from escrow accounts to fund construction costs
                                                                                         
          proceeds from sales of facilities, long-term investments and other assets
                                                                                    36,000,000 46,000,000 71,000,000   
          investment in hospital authority bonds
                                                                                         
          other items, including expenditures related to prior-year purchases of new businesses
                                                                                      3,000,000   
          deferred income taxes
                                                                                         
          impairment of long-lived assets, goodwill and investment securities, and restructuring charges
                                                                                         
          increase in cash from changes in operating assets and liabilities, net of effects from purchases and sales of businesses:
                                                                                         
          cash released from escrow accounts to fund construction costs
                                                                                         
          payments of other borrowings
                                                                                         
          interest paid
                                                                                       46,000,000 194,000,000 
          income taxes paid, net of refunds received
                                                                                       521,000,000 
          cash released from escrow account to fund construction costs
                                                                                         
          adjustments to reconcile net income
                                                                                         
          income tax benefit related to stock option exercises
                                                                                        38,000,000 
          discontinued operations impairment charge
                                                                                         
          other items, including, in 2003, settlements of litigation and investigations
                                                                                         
          repurchases of senior, senior subordinated and exchangeable subordinated notes
                                                                                         
          impairment, restructuring and other unusual charges
                                                                                        462,000,000 
          increases (decreases) in cash from changes in operating assets and liabilities, net of effects from purchases of businesses:
                                                                                         
          net expenditures for discontinued operations and other unusual charges
                                                                                         
          net cash provided by operating activities
                                                                                        1,269,000,000 
          purchases of businesses, net of cash acquired
                                                                                         
          net cash used in investing activities
                                                                                         
          purchases of treasury stock
                                                                                         
          net cash used in financing activities