7Baggers

RadNet, Inc
(NASDAQ:RDNT) 

RDNT stock logo

RadNet, Inc., together with its subsidiaries, provides outpatient diagnostic imaging services in the United States. Its services include magnetic resonance imaging, computed tomography, positron emission tomography, nuclear medicine, mammography, ultrasound, diagnostic radiology, fluoroscopy, and ot...

Founded: 1981
Full Time Employees: 6,165
Sector: Healthcare
Industry: Diagnostics & Research

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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 2004-01-31 2003-10-31 
                                                                           
      revenue
                                                                           
      service fee revenue
    545,218,000 515,835,000 491,426,000 468,063,000 439,349,000 445,576,000 427,579,000 422,745,000 397,189,000 384,932,000 361,927,000 363,918,000 352,420,000 346,197,000 312,043,000 316,501,000 303,276,000 296,264,000 295,407,000 295,494,000 279,577,000 270,962,000 256,730,000 155,698,000 248,333,000 265,485,000 261,908,000 258,171,000 242,672,000                                           
      revenue under capitation arrangements
    30,413,000 31,877,000 31,443,000 30,167,000 32,050,000 31,525,000 33,563,000 36,969,000 34,518,000 35,451,000 40,041,000 39,797,000 38,144,000 37,679,000 38,001,000 37,874,000 38,491,000 36,885,000 37,283,000 38,424,000 35,742,000 36,973,000 35,046,000 34,868,000 33,231,000 35,356,000 30,784,000 30,926,000 28,877,000 29,606,000 24,596,000 24,979,000 27,224,000 27,861,000 27,981,000 27,812,000 27,909,000 27,887,000 27,466,000 27,132,000 25,850,000 26,025,000 24,895,000 24,273,000 23,712,000 21,814,000 20,493,000 17,927,000 17,006,000 16,556,000 16,848,000                     
      total service revenue
    575,631,000 547,712,000 522,869,000 498,230,000 471,399,000 477,101,000 461,142,000 459,714,000 431,707,000 299,061,750 401,968,000 403,715,000 390,564,000 261,546,250 350,044,000 354,375,000 341,767,000 245,482,000 332,690,000 333,918,000 315,319,000 190,976,250 291,776,000                                                 
      yoy
    22.11% 14.80% 13.39% 8.38% 9.19% 59.53% 14.72% 13.87% 10.53% 14.34% 14.83% 13.92% 14.28% 6.54% 5.22% 6.13% 8.39% 28.54% 14.02%                                                     
      qoq
    5.10% 4.75% 4.95% 5.69% -1.20% 3.46% 0.31% 6.49% 44.35% -25.60% -0.43% 3.37% 49.33% -25.28% -1.22% 3.69% 39.22% -26.21% -0.37% 5.90% 65.11% -34.55%                                                  
      operating expenses
                                                                   106,205,000 98,639,000 -298,255,247 101,924,000 99,716,000 97,013,000 25,463,000  
      cost of operations, excluding depreciation and amortization
    550,512,000 471,781,000 450,379,000 429,085,000 453,480,000 411,436,000 391,800,000 389,724,000 387,589,000 356,592,000 341,635,000 345,147,000 351,865,000 329,589,000 313,943,000 305,775,000 315,039,000 284,665,000 272,756,000 283,571,000 282,280,000 257,807,000 246,462,000 194,217,000 267,417,000 255,695,000 254,383,000 246,558,000 243,057,000 233,347,000 208,511,000 210,055,000 215,634,000 200,203,000 198,109,000 198,611,000 205,454,000 192,161,000 192,752,000 194,062,000 196,826,000 187,941,000 175,631,000 175,796,000 168,921,000 156,814,000 153,000,000 147,808,000 145,030,000 148,625,000 151,770,000                     
      lease abandonment charges
     233,000 2,819,000 123,000 5,388,000                                                                   
      depreciation and amortization
    44,967,000 40,852,000 39,799,000 35,993,000 35,483,000 36,016,000 34,979,000 34,475,000 32,368,000 32,686,000 32,210,000 32,180,000 31,315,000 30,668,000 29,229,000 28,862,000 27,118,000 25,422,000 24,606,000 24,011,000 22,656,000 22,259,000 21,247,000 21,355,000 21,934,000 20,414,000 20,490,000 20,083,000 19,620,000 19,477,000 17,480,000 18,086,000 17,856,000 16,477,000 17,053,000 16,612,000 16,654,000 17,069,000 17,318,000 15,811,000 16,412,000 16,775,000 14,601,000 14,941,000 14,294,000 14,065,000 14,423,000 15,199,000 15,571,000 14,840,000 14,762,000 14,528,000 14,760,000 14,586,000 13,369,000 14,893,000 14,892,000 14,955,000 14,309,000 14,296,000 13,921,000 13,844,000 13,002,000 13,876,000 13,275,000 -39,925,200 13,593,000 13,212,000 13,174,000 4,365,000  
      loss on sale and disposal of equipment and other
    2,591,000 792,000 1,042,000 1,724,000 402,000 183,750 148,000 401,000 186,000 1,004,000 527,000 77,000 579,000 1,567,000 -247,000 81,000 1,128,000 1,525,000 2,595,000 -1,567,000 -1,307,000 657,000 342,000 -569,000 771,000 393,000 917,000                                             
      severance costs
    1,464,000 531,000 1,441,000 426,000 747,000 1,105,000 304,000 268,000 225,000 621,000 1,153,000 1,870,000 134,000 450,000 195,000 99,000 201,000 29,000 163,000 268,000 285,000 2,706,000 571,000 859,000 218,000 565,000 52,000 371,000 631,000 844,000 82,000 279,000 726,000 255,000 1,186,000 177,000 203,000 349,000 2,188,000 173,000 167,000 448,000 167,000 94,000 36,000 265,000 112,000 383,000 481,000 494,000 72,000 117,000 123,000 58,000 66,000 163,000 449,000 421,000 316,000 509,000 145,000 107,000 164,000 435,000 132,000 -642,269 286,000 340,000 17,000   
      total operating expenses
    599,534,000 519,887,000 495,480,000 467,351,000 495,500,000 452,576,000 427,231,000 424,868,000 420,368,000 396,049,000 358,717,000 379,274,000 383,893,000 362,274,000 343,120,000 334,817,000 343,486,000 331,316,000 300,120,000 306,283,000 303,914,000 287,599,000 268,622,000 215,862,000 290,340,000 277,067,000 275,842,000 267,113,000 264,279,000 257,755,000 225,700,000 228,525,000 232,280,000 217,249,000 216,768,000 215,853,000 222,266,000 209,971,000 212,192,000 210,487,000 213,405,000 205,256,000 191,137,000 190,905,000 183,213,000 170,676,000 168,824,000 163,436,000 161,328,000 164,634,000 166,599,000 163,535,000 164,615,000 152,661,000 146,613,000 151,886,000 150,765,000 149,622,000 140,649,000 140,810,000 138,058,000 132,531,000 128,709,000 129,035,000 119,827,000 -363,893,489 124,261,000 121,914,000 118,204,000 31,086,000  
      income from operations
    -23,903,000 27,825,000 27,389,000 30,879,000 -24,101,000 24,525,000 33,911,000 34,846,000 11,339,000 24,334,000 43,251,000 24,441,000 6,671,000 21,602,000 6,924,000 19,558,000 -1,719,000 4,652,000 32,570,000 27,678,000 17,653,000 20,904,000 23,375,000 179,000 -8,776,000 23,774,000 16,850,000 21,984,000 7,270,000 -544,000 16,448,000 15,870,000 -888,000 18,303,000 10,839,000 14,161,000 6,747,000 14,968,000 12,451,000 8,078,000 2,983,000 10,450,000 17,229,000 13,384,000 -1,946,000 14,876,000 15,235,000 15,646,000 7,548,000 13,704,000 8,589,000 12,985,000 8,325,000 6,672,000 13,840,000 13,465,000 11,251,000 17,485,000 10,196,000 14,821,000 8,159,000 12,784,000 11,384,000 9,916,000 4,351,000 -28,135,143 9,143,000 9,232,000 9,799,000 2,961,000  
      yoy
    -0.82% 13.46% -19.23% -11.38% -312.55% 0.78% -21.59% 42.57% 69.97% 12.65% 524.65% 24.97% -488.07% 364.36% -78.74% -29.34% -109.74% -77.75% 39.34% 15362.57% -301.15% -12.07% 38.72% -99.19% -220.72% -4470.22% 2.44% 38.53% -918.69% -102.97% 51.75% 12.07% -113.16% 22.28% -12.95% 75.30% 126.18% 43.23% -27.73% -39.64% -253.29% -29.75% 13.09% -14.46% -125.78% 8.55% 77.38% 20.49% -9.33% 105.40% -37.94% -3.56% -26.01% -61.84% 35.74% -9.15% 37.90% 36.77% -10.44% 49.47% 87.52% -145.44% 24.51% 7.41% -55.60% -1050.19%      
      qoq
    -185.90% 1.59% -11.30% -228.12% -198.27% -27.68% -2.68% 207.31% -53.40% -43.74% 76.96% 266.38% -69.12% 211.99% -64.60% -1237.75% -136.95% -85.72% 17.67% 56.79% -15.55% -10.57% 12958.66% -102.04% -136.91% 41.09% -23.35% 202.39% -1436.40% -103.31% 3.64% -1887.16% -104.85% 68.86% -23.46% 109.89% -54.92% 20.22% 54.13% 170.80% -71.45% -39.35% 28.73% -787.77% -113.08% -2.36% -2.63% 107.29% -44.92% 59.55% -33.85% 55.98% 24.78% -51.79% 2.78% 19.68% -35.65% 71.49% -31.21% 81.65% -36.18% 12.30% 14.80% 127.90% -115.46% -407.72% -0.96% -5.79% 230.94%   
      operating margin %
    -4.15% 5.08% 5.24% 6.20% -5.11% 5.14% 7.35% 7.58% 2.63% 8.14% 10.76% 6.05% 1.71% 8.26% 1.98% 5.52% -0.50% 1.90% 9.79% 8.29% 5.60% 10.95% 8.01% Infinity% -Infinity% Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% Infinity% Infinity%  
      other income and expenses
                                                                           
      interest expense
    17,657,000 18,130,000 17,355,000 17,189,000 17,239,000 18,073,000 19,427,000 26,082,000 16,267,000 16,607,000 16,115,000 16,039,000 15,722,000 15,443,000 12,420,000 11,385,000 11,593,000 11,802,000 12,032,000 12,171,000 12,826,000 12,439,000 11,061,000 10,831,000 11,552,000 11,455,000 11,895,000 12,399,000 12,295,000 12,113,000 10,663,000 10,641,000 10,039,000 9,911,000 10,169,000 10,303,000 10,240,000 10,625,000 11,404,000 10,745,000 10,681,000 10,719,000 10,546,000 10,423,000 9,996,000 10,224,000 10,395,000 10,336,000 11,772,000 11,249,000 11,052,000 11,343,000 12,147,000 12,866,000 13,875,000 13,475,000 13,567,000 13,491,000 13,242,000 13,150,000 12,915,000 12,921,000 12,781,000 12,729,000 9,967,000 -37,665,807 12,367,000 12,326,000 13,022,000 4,237,000  
      equity in earnings of joint ventures
    -3,825,000 -4,354,000 -3,567,000 -4,356,000 -2,599,000 -3,164,000 -3,595,000 -3,389,000 -4,324,000 -2,492,000 -1,084,000 -1,423,000 -1,428,000 -2,040,000 -3,085,000 -2,748,000 -2,517,000 -2,708,000 -2,853,000 -3,121,000 -2,285,000 -2,769,000 -2,276,000 -945,000 -1,955,000 -2,278,000 -1,955,000 -2,244,000 -1,873,000 -1,830,000 -2,822,000 -3,748,000 -2,977,000 -5,182,000 -3,450,000 -2,994,000 -1,928,000 -1,638,000 -2,576,000 -3,274,000 -2,279,000 -2,626,000 -1,992,000 -3,207,000 -1,102,000 -2,248,000 -2,009,000 -1,646,000 -1,067,000 -1,713,000 -1,617,000 -1,658,000 1,206,000 2,319,000 909,000 1,986,000 1,262,000 -905,000 1,822,000 2,083,000 2,224,000 2,116,000 2,282,000 1,971,000 1,861,000 -6,830,544 1,751,000 2,453,000 2,635,000   
      non-cash change in fair value of interest rate swap
     1,608,250 2,371,000 1,956,000 2,106,000                                                                   
      other income
    -4,907,000 -7,546,000 -9,044,000 -7,764,000 -7,712,000 -8,668,000 -5,414,000                                              -2,000 -962,750 -1,360,000 -1,344,000 -1,147,000    -1,871,000         -37,000  
      total other expenses
    8,925,000 6,909,000 7,115,000 7,025,000 9,034,000 9,201,000 17,320,000       14,360,000 -1,711,000 2,324,000  1,312,000 6,142,000 16,717,000 -498,000 3,995,000 9,325,000 13,614,000 9,603,000 8,421,000 9,942,000 11,424,000 10,422,000 -29,450,000 7,848,000 6,898,000 7,063,000 4,707,000 5,878,000 5,015,000 8,065,000 9,003,000 9,002,000 2,443,000 5,596,000 7,483,000 3,739,000 7,629,000 5,621,000 7,703,000 8,392,000 9,157,000  9,612,000 9,439,000 7,727,000 12,145,000 13,038,000 9,738,000 12,131,000 12,420,000 11,982,000 11,736,000 12,961,000 11,044,000 11,455,000 13,602,000 23,750,000 9,967,000 -37,517,955 12,365,000 11,983,000    
      income before income taxes
    -32,828,000 20,916,000 20,274,000 23,854,000 -33,135,000 15,324,000 16,591,000 9,401,000 3,546,000 6,728,000 31,286,000 13,944,000 -13,148,000 7,242,000 8,635,000 17,234,000 9,859,000 3,340,000 26,428,000 10,961,000 18,151,000 16,909,000 14,050,000 -13,435,000 -18,379,000 15,353,000 6,908,000 10,560,000 -3,152,000 28,906,000 8,600,000 8,972,000 -7,951,000 13,596,000 4,961,000 9,146,000 -1,318,000 5,965,000 3,449,000 5,635,000 -2,613,000 2,967,000 13,490,000 5,755,000 -7,567,000 7,173,000 6,843,000 6,489,000 -16,853,000 4,092,000 -850,000 5,258,000                    
      benefit from income taxes
    8,096,000   -820,000 3,398,000    1,864,000 -1,935,250 -7,220,000 614,000      -3,133,500 -5,284,000 -2,874,000 -4,376,000 1,257,250 -3,825,000 4,475,000 4,381,000    1,230,000    2,497,000    458,000   -2,253,000 1,180,000 -1,075,000 -5,199,000 -2,192,000 3,091,000 -2,878,000 -2,334,000 -1,233,000 4,478,000    1,248,000       -337,000    128,000        
      net income
    -24,732,000 9,861,000 13,889,000 23,034,000 -29,737,000 14,225,000 12,256,000 6,945,000 5,410,000 5,996,000 24,066,000 14,558,000 -14,283,000 4,968,000 6,447,000 13,831,000 8,363,000 1,314,000 21,144,000 8,087,000 13,775,000 10,985,000 10,225,000 -8,960,000 -13,998,000 12,680,000 5,092,000 7,591,000 -1,922,000 31,347,000 5,773,000 6,467,000 -5,454,000 -6,537,000 3,849,000 5,623,000 -860,000 4,064,000 1,991,000 3,382,000 -1,433,000 1,260,000 8,291,000 3,563,000 -4,476,000 4,295,000 4,509,000 5,256,000 -12,375,000 1,348,000 -367,000 2,761,000 -1,366,000 56,559,000 4,981,000 2,899,000 -152,000 4,496,000 48,000 3,606,000 -808,000 3,392,000 -253,000 -11,735,000 -4,089,000 2,832,825 -1,702,000 -311,000 -822,000 -1,305,000  
      yoy
    -16.83% -30.68% 13.32% 231.66% -649.67% 137.24% -49.07% -52.29% -137.88% 20.69% 273.29% 5.26% -270.79% 278.08% -69.51% 71.03% -39.29% -88.04% 106.79% -190.26% -198.41% -13.37% 100.81% -218.03% 628.30% -59.55% -11.80% 17.38% -64.76% -579.53% 49.99% 15.01% 534.19% -260.85% 93.32% 66.26% -39.99% 222.54% -75.99% -5.08% -67.98% -70.66% 83.88% -32.21% -63.83% 218.62% -1328.61% 90.37% 805.93% -97.62% -107.37% -4.76% 798.68% 1157.98% 10277.08% -19.61% -81.19% 32.55% -118.97% -130.73% -80.24% 19.74% -85.14% 3673.31% 397.45% -317.07%      
      qoq
    -350.81% -29.00% -39.70% -177.46% -309.05% 16.07% 76.47% 28.37% -9.77% -75.09% 65.31% -201.93% -387.50% -22.94% -53.39% 65.38% 536.45% -93.79% 161.46% -41.29% 25.40% 7.43% -214.12% -35.99% -210.39% 149.02% -32.92% -494.95% -106.13% 442.99% -10.73% -218.57% -16.57% -269.84% -31.55% -753.84% -121.16% 104.12% -41.13% -336.01% -213.73% -84.80% 132.70% -179.60% -204.21% -4.75% -14.21% -142.47% -1018.03% -467.30% -113.29% -302.12% -102.42% 1035.49% 71.82% -2007.24% -103.38% 9266.67% -98.67% -546.29% -123.82% -1440.71% -97.84% 186.99% -244.34% -266.44% 447.27% -62.17% -37.01%   
      net income margin %
    -4.30% 1.80% 2.66% 4.62% -6.31% 2.98% 2.66% 1.51% 1.25% 2.00% 5.99% 3.61% -3.66% 1.90% 1.84% 3.90% 2.45% 0.54% 6.36% 2.42% 4.37% 5.75% 3.50% -Infinity% -Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% Infinity% -Infinity% -Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% -Infinity% Infinity% -Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% -Infinity% -Infinity% -Infinity% Infinity% -Infinity% -Infinity% -Infinity% -Infinity%  
      net income attributable to noncontrolling interest
    8,734,000 10,458,000 8,472,000 8,580,000 8,189,000 8,880,000 9,047,000 9,927,000                                                                
      net loss attributable to radnet, inc. common stockholders
    -33,466,000    -37,926,000    -2,779,000                -16,358,000    -3,733,000    -7,338,000    -1,210,000    -1,723,000    -4,554,000    -12,424,000    -1,342,000    -111,000    -876,000   -11,756,000 -4,111,000       
      basic and diluted net loss per share attributable to radnet, inc. common stockholders
    -0.43    -0.51    -0.04                                        -0.31    -0.03           -0.32        
      weighted-average shares outstanding
                                                                           
      basic and diluted
    77,057,835    74,382,356    69,307,078                50,294,329    49,553,694        46,560,017    46,581,491        40,010,080    39,314,447        37,257,683 36,853,477 36,979,725 36,916,905    35,924,279  41,106,813  
      debt restructuring and extinguishment expenses
         2,383,000 147,000 8,762,000          1,511,000  6,044,000                                                    
      provision for income taxes
     -11,055,000 -6,385,000   -1,099,000 -4,335,000      -1,135,000 -2,274,000 -2,188,000 -3,403,000 -1,496,000         -2,673,000 -1,816,000 -2,969,000  2,441,000 -2,827,000 -2,505,000  -20,133,000 -1,112,000 -3,523,000  -1,901,000 -1,458,000           -191,500 483,000 -2,497,000  -174,000 -30,000 -421,000 -245,000 -102,000 -234,000  -147,000 -53,000 -317,000  -334,000 280,557 -231,000 -13,000 -37,000   
      net income attributable to radnet, inc. common stockholders
     -597,000 5,417,000 14,454,000  5,345,000 3,209,000 -2,982,000  -1,860,000 17,540,000 8,369,000 -21,005,000 -935,000 668,000 7,905,000 3,013,000 -3,823,000 16,220,000 2,873,000 9,458,000 5,957,000 6,156,000 -10,594,000  10,396,000 3,195,000 4,899,000  29,136,000 5,039,000   -7,273,000 3,226,000 5,310,000  3,681,000 1,647,000 3,625,000  881,000 7,987,000 3,395,000  4,205,000 4,451,000   1,243,000 -467,000   1,972,000 5,053,000 2,946,000  4,547,000 39,000 3,521,000            
      basic net income per share attributable to radnet, inc. common stockholders
     -0.01 0.07 0.19  0.08 0.04 -0.04  -0.03 0.26 0.14 -0.36 -0.02 0.01 0.14 0.05 -0.08 0.31 0.05 0.18 0.12 0.12 -0.21  0.21 0.06 0.1  0.61 0.1 0.11  0.04 0.07 0.11  0.08 0.04 0.08  0.02 0.18 0.08  0.1 0.11 0.13  0.03 -0.01 0.07  0.053 0.13 0.08  0.12  0.09            
      diluted net income per share attributable to radnet, inc. common stockholders
     -0.01 0.07 0.19  0.08 0.04 -0.04  -0.03 0.25 0.12 -0.36 -0.02 0.01 0.13 0.05 -0.08 0.3 0.05 0.18 0.12 0.12 -0.21  0.2 0.06 0.1    0.11  0.04 0.07 0.11  0.07 0.04 0.08  0.02 0.18 0.08  0.1 0.1 0.12  0.03 -0.01 0.07  0.05 0.13 0.07  0.12  0.09            
      weighted-average shares outstanding
                                                                           
      basic
     75,189,872 75,950,350 74,352,498  73,037,237 73,494,709 73,419,124  63,580,059 67,793,404 59,880,803 57,701,439 56,293,336 56,744,419 56,059,824 55,303,007 52,496,679 52,810,644 52,238,709 51,951,506 50,891,791 51,358,603 50,672,219  49,674,858 49,807,460 49,702,869  48,114,275 48,010,726 47,969,003  46,880,775 46,953,705 46,756,276  46,244,188 45,868,629 46,558,944  43,805,794 43,637,022 43,370,024  41,070,077 41,644,606 40,817,333  39,140,480 39,235,863 39,217,122  37,751,170 38,340,482 37,761,316  37,367,736 37,426,460 37,357,840            
      diluted
     75,189,872 77,388,477 75,531,743  74,762,332 75,165,435 73,419,124  64,658,299 68,809,818 60,916,985 57,701,439 57,320,870 57,651,761 56,966,548 56,362,193 53,421,033 53,817,840 53,133,091 52,828,941 50,891,791 51,955,815 50,672,219  50,244,006 50,360,360 50,144,540  48,678,999 48,615,392 48,526,033  47,401,921 47,577,750 47,195,898  46,655,032 46,333,970 46,882,383  45,171,372 44,751,936 44,685,599  43,149,196 44,033,580 43,262,995  39,814,535 39,235,863 39,829,663  39,244,686 39,860,685 39,430,716  38,785,675 38,469,973 39,820,163            
      gain on contribution of imaging centers into joint venture
                                                                           
      non-cash change in fair value of interest rate hedge
         1,857,250 6,755,000 1,890,000 -1,216,000 237,250 1,015,000 -4,159,000 4,093,000    -20,819,000 -7,521,000 -2,870,000 -35,000 -11,245,000 -1,995,000 679,000 3,843,000                                                
      other expenses
           -7,900,000  -3,745,000 -4,081,000 40,000 1,432,000 271,000 1,405,000 -7,000 165,000 -261,000 -167,000 1,658,000 206,000 367,000 -139,000 -115,000 6,000 12,000 2,000 1,269,000  -194,000 7,000 5,000 1,000 -22,000 4,000 7,000 3,000 16,000 174,000 4,000 2,000 1,000 8,000 413,000 -3,000 -1,000 6,000 -4,000 2,000         -1,509,000 -1,506,000 -189,000  -1,466,000 821,000 1,150,000  -1,237,761 -2,000 1,044,000    
      total other expense
           25,445,000 7,793,000 10,570,250 11,965,000 10,497,000 19,819,000                                                        13,219,000 4,265,000  
      benefit from for income taxes
           -2,456,000                                                                
      other expense
            -2,934,000                                         38,000 4,000 150,000                 197,000 65,000  
      net income attributable to noncontrolling interests
            8,189,000 7,856,000 6,526,000 6,189,000 6,722,000 5,903,000 5,779,000 5,926,000 5,350,000 5,137,000 4,924,000 5,214,000 4,317,000 5,028,000 4,069,000 1,634,000 2,360,000 2,284,000 1,897,000 2,692,000 1,811,000 2,211,000 734,000 1,061,000 1,884,000 736,000 623,000 313,000 350,000 383,000 344,000 -243,000 290,000 379,000 304,000 168,000 78,000 90,000 58,000 112,000 49,000 105,000 100,000 75,000  -70,000 -72,000 -47,000 -41,000 -51,000 9,000 85,000 68,000 92,000 32,000 21,000 22,000 -68,908 24,000 25,000 20,000   
      (gain) on contribution of imaging centers into joint venture
             -4,202,000 -16,808,000                                                             
      provider relief funding
                     2,819,000  43,000 6,248,000 568,000 221,000 25,475,000                                                
      non-cash change in fair value of interest rate swaps
                 -45,000 -12,451,000 -6,306,000                                                        
      total other income
                    -11,578,000                                                       
      total revenue
                           190,566,000 281,564,000 300,841,000 292,692,000 289,097,000 271,549,000                                           
      basic net loss per share attributable to radnet, inc. common stockholders
                            -0.33    -0.08                                           
      diluted net loss per share attributable to radnet, inc. common stockholders
                            -0.33                                               
      loss on sale and disposal of equipment
                               101,000 971,000 150,000 -373,000 105,000  314,000 420,000 453,000  392,000 -66,000 441,000  92,000 738,000 74,000 -38,000 -468,000 1,289,000 46,000 246,000 675,000 -5,000 192,000 170,000 201,000 -45,000 276,000 24,000 -312,000 -331,000 -1,856,000            
      diluted net loss per share
                                                                           
      attributable to radnet, inc. common stockholders
                                -0.08 0.015 0.1                              -0.02    -0.11       
      net revenue
                                                             167,107,000 150,845,000 155,631,000 146,217,000 145,315,000 140,093,000 138,951,000 124,178,000 -392,028,632 133,404,000 131,146,000 128,003,000 34,047,000  
      service fee revenue, net of contractual allowances and discounts
                                     219,059,000 211,313,000 214,056,000 212,750,000 208,556,000 208,430,000 203,759,000 200,842,000 200,419,000 192,904,000 188,403,000 165,030,000 171,600,000 171,098,000 168,675,000 158,763,000 168,883,000 165,373,000 183,475,000 179,762,000 165,784,000 167,027,000 171,746,000 168,500,000               
      provision for bad debts
                                     -11,368,000 -11,687,000 -11,854,000 -11,646,000 -11,504,000 -11,253,000 -12,326,000 -10,304,000 -10,738,000 -9,433,000 -8,387,000 -7,475,000 -7,862,000 -7,532,000 -7,520,000 -6,893,000 -7,101,000 -7,033,000 -6,955,000 -6,822,000 -6,451,000 -6,574,000 -6,395,000 -6,484,000 9,418,000 8,608,000 8,748,000 7,905,000 8,555,000 8,458,000 8,468,000 7,677,000 -24,696,296 8,386,000 8,369,000 7,974,000 1,258,000  
      net service fee revenue
                                 227,605,000 217,552,000 219,416,000 204,168,000 207,691,000 199,626,000 202,202,000 201,104,000 197,052,000 197,177,000 191,433,000 190,538,000 189,681,000 183,471,000 180,016,000 157,555,000 163,738,000 163,566,000 161,155,000 151,870,000 161,782,000 158,340,000 176,520,000 172,940,000 159,333,000 160,453,000 165,351,000 162,016,000               
      total net revenue
                                 257,211,000 242,148,000 244,395,000 231,392,000 235,552,000 227,607,000 230,014,000 229,013,000 224,939,000 224,643,000 218,565,000 216,388,000 215,706,000 208,366,000 204,289,000 181,267,000 185,552,000 184,059,000 179,082,000 168,876,000 178,338,000 175,188,000                     
      gain on sale of imaging centers
                                     -786,500 -845,000 -2,301,000      -611,000 -4,823,000         -2,108,000                    
      diluted net income per share
                                                                           
      net income (loss) attributable to radnet, inc. common stockholders
                                   5,406,000                5,144,000                        
      gain on sale of equipment
                                    -1,936,000                                       
      basic and diluted loss per share attributable to radnet, inc. common stockholders
                                    -0.15    -0.03    -0.04    -0.11                           
      weighted-average shares outstanding basic and diluted
                                    47,822,618            42,747,329            37,669,921               
      meaningful use incentive
                                        -250,000    -2,808,000    -3,270,000 -272,000   -1,762,000                       
      gain from return of common stock
                                         -1,258,000  -5,032,000                                
      gain on sale and disposal of equipment
                                        -45,000                                   
      loss on early extinguishment of senior notes
                                                   471,000 15,456,000                       
      total other income and expenses
                                                    24,401,000                       
      gain on de-consolidation of joint venture
                                                          -2,777,000                 
      cost of operations
                                                       148,698,000 149,562,000 137,816,000 133,223,000 136,554,000 135,400,000 125,140,000 117,747,000 119,113,000 115,828,000 109,495,000 106,634,000         
      net income attributable to radnet, inc.
                                                                           
      common stockholders
                                                       2,686,000          3,300,000 -285,000         
      loss before income taxes and equity in earnings of joint ventures
                                                        -3,820,000    -1,169,000 -641,250 -1,540,000      -5,616,000   -2,751,000    
      net loss attributable to noncontrolling interests
                                                        -24,000                   
      income before income taxes and equity in earnings of joint ventures
                                                         1,066,750 4,102,000 1,334,000    1,860,000            
      loss on extinguishment of debt
                                                                   9,871,000        
      loss on sale of equipment
                                                                259,000 530,000 451,000 51,000 104,000 -374,477 72,000 277,000 26,000   
      loss before income taxes and equity
                                                                           
      in earnings of joint ventures
                                                                -2,885,000 1,329,000 -2,218,000 -13,834,000  -2,348,250 -3,222,000  -3,420,000   
      basic and diluted net loss per share
                                                                         -0.03  
      gain on bargain purchase
                                                                     1,385,613  -1,387,000    
      net loss attributable to radnet, inc.
                                                                           
      attributable to radnet, inc.
                                                                           
      gain on bargin purchase
                                                                           
      weighted average shares outstanding
                                                                           
      basic and diluted
                                                                    36,363,946 36,047,033   35,916,169   
      common shareholders
                                                                     -726,000 -1,726,000     
      basic net income per share attributable to
                                                                           
      radnet, inc. common shareholders
                                                                     -0.02 -0.05     
      diluted net income per share attributable to
                                                                           
      weighted average shares outstanding
                                                                           
      basic
                                                                      36,105,149     
      diluted
                                                                      36,105,149     
      net loss attributable to radnet, inc. common shareholders
                                                                       -336,000 -842,000   
      basic and diluted net loss per share attributable to radnet, inc. common shareholders
                                                                       -0.01    
      attributable to radnet, inc. common shareholders
                                                                        -0.02   
      the accompanying notes are an integral part of these financial statements.
                                                                           
      loss before minority interest and discontinued operation
                                                                         -1,304,000  
      minority interest in earnings of subsidiaries
                                                                         -1,000  
      loss from continuing operations
                                                                         -1,305,000  
      income from discontinued operation
                                                                           
      basic and diluted loss per share
                                                                           
    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 2004-01-31 2003-10-31 
                                                                             
        assets
                                                                             
        current assets
                                                                             
        cash and cash equivalents
      455,339,000 767,215,000 804,716,000 833,152,000 717,323,000 740,020,000 748,916,000 741,679,000 526,980,000 342,570,000 337,884,000 356,651,000 90,844,000 127,834,000 95,006,000 99,170,000 70,713,000 134,606,000 151,253,000 140,852,000 31,091,000 102,018,000 89,739,000 84,583,000 94,282,000 40,165,000 37,688,000 30,504,000 10,428,000 10,389,000 27,227,000 16,252,000 35,043,000 51,322,000 8,468,000 12,707,000 8,294,000 20,638,000 358,000 433,000 410,000 446,000 36,054,000 5,319,000 154,000 307,000 274,000 831,000 291,000 8,412,000 268,000 251,000 431,000 362,000 388,000 234,000 1,834,000 2,455,000 254,000 178,000 259,000 627,000 24,462,000 20,476,000  10,094,000 1,198,000   1,000 30,000 
        accounts receivable
      209,090,000 200,317,000 210,548,000 199,991,000 200,127,000 185,821,000 199,076,000 195,288,000 189,572,000 163,707,000 167,736,000 174,481,000 176,354,000 166,357,000 172,507,000 166,387,000 159,725,000 135,062,000 152,409,000 157,328,000 146,665,000 129,585,000 137,411,000 125,745,000 144,259,000 154,763,000 150,748,000 159,323,000 156,767,000 148,919,000 156,401,000 152,174,000 161,650,000 155,518,000 168,593,000 170,155,000 169,538,000 164,210,000 183,229,000 165,086,000 177,830,000 162,843,000 159,205,000 155,964,000 153,258,000 148,235,000 155,011,000 147,017,000 140,629,000 133,599,000 134,265,000 139,373,000 134,939,000 129,194,000 128,637,000 131,443,000 133,971,000 128,432,000 122,036,000 116,902,000 104,666,000 96,094,000 94,604,000 94,351,000 88,219,000  92,264,000 94,617,000 97,170,000 24,370,000 25,472,000 
        due from affiliates
      11,033,000 12,592,000 12,362,000 12,959,000 34,885,000 41,869,000 30,210,000 29,221,000 34,269,000 25,342,000 24,848,000 22,240,000 20,387,000 18,971,000 3,648,000 4,428,000 5,783,000 5,384,000 6,280,000 6,290,000 7,521,000 5,836,000 424,000 1,472,000 1,218,000 1,242,000 1,385,000 649,000 619,000 595,000 754,000 516,000 550,000 2,343,000 1,314,000 3,087,000 2,122,000 2,428,000 3,249,000 4,273,000 3,725,000 4,815,000 2,604,000 5,153,000 1,778,000 1,561,000                          
        prepaid expenses and other current assets
      65,313,000 52,003,000 50,151,000 48,277,000 63,526,000 51,542,000 38,051,000 38,536,000 45,007,000 47,657,000 48,204,000 49,319,000 55,100,000 54,022,000 53,344,000 49,119,000 52,475,000 49,212,000 30,054,000 30,449,000 37,720,000 32,985,000 31,482,000 35,720,000 40,440,000 45,004,000 47,857,000 41,957,000 46,276,000 46,288,000 40,135,000 34,690,000 30,460,000 26,168,000 23,181,000 21,702,000 23,635,000 28,435,000 28,566,000 30,510,000 33,698,000 40,139,000 41,194,000 28,528,000 21,884,000 24,671,000 25,272,000 23,776,000 25,255,000 21,012,000 17,803,000 16,758,000 20,213,000 18,737,000 20,243,000 21,171,000 19,859,000 19,140,000 16,303,000 15,343,000 16,300,000 14,304,000 16,472,000 13,068,000 11,416,000  9,528,000 10,343,000 10,497,000   
        total current assets
      740,775,000 1,032,127,000 1,077,777,000 1,094,379,000 1,015,861,000 1,019,252,000 1,016,253,000 1,004,724,000 795,828,000 579,276,000 578,672,000 602,691,000 342,685,000 367,184,000 324,505,000 319,104,000 288,696,000 324,264,000 339,996,000 334,919,000 222,997,000 270,424,000 259,056,000 247,520,000 280,199,000 243,215,000 239,719,000 234,474,000 216,131,000 208,690,000 227,016,000 206,131,000 230,202,000 235,351,000 201,556,000 207,651,000 208,440,000 217,914,000 237,681,000 222,581,000 237,941,000 230,522,000 256,303,000 243,389,000 194,320,000 192,020,000 197,249,000 188,316,000 182,866,000 176,344,000 158,224,000 162,270,000 164,375,000 155,900,000 149,268,000 152,848,000 155,664,000 152,327,000 138,593,000 132,423,000 121,225,000 111,025,000 135,538,000 127,895,000 99,635,000  103,144,000 105,111,000 107,770,000 26,808,000 27,774,000 
        property, equipment and right-of-use assets
                                                                             
        property and equipment
      862,057,000 807,702,000 780,502,000 741,382,000 708,248,000 694,791,000 663,867,000 652,882,000 618,926,000 604,401,000 577,227,000 576,094,000 545,492,000 565,961,000 515,569,000 514,661,000 488,958,000 484,247,000 452,145,000 435,172,000 412,711,000 399,335,000 361,950,000 370,188,000 376,431,000 366,746,000 352,310,000 352,624,000 343,964,000 345,729,000 285,787,000 286,484,000 285,572,000 244,301,000 245,919,000 253,179,000 257,458,000 247,725,000 249,397,000 250,426,000 254,949,000 256,722,000 232,477,000 225,867,000 222,171,000 223,127,000 225,597,000 225,451,000 226,209,000 218,547,000 217,383,000 219,679,000 217,443,000 216,560,000 208,040,000 219,044,000 220,206,000 215,527,000 191,431,000 197,769,000 195,633,000 194,230,000 190,031,000 187,924,000 178,217,000  182,945,000 184,643,000 189,956,000 84,259,000 81,886,000 
        operating lease right-of-use assets
      760,975,000 690,250,000 675,330,000 666,054,000 665,754,000 639,740,000 646,750,000 624,081,000 621,612,000  613,164,000 627,130,000 623,309,000  631,338,000 635,217,000 595,792,000  577,712,000 593,574,000 529,563,000  451,613,000 448,855,000 435,382,000  438,558,000 432,557,000 403,066,000                                           
        total property, equipment and right-of-use assets
      1,623,032,000 1,497,952,000 1,455,832,000 1,407,436,000 1,374,002,000 1,334,531,000 1,310,617,000 1,276,963,000 1,240,538,000  1,190,391,000 1,203,224,000 1,168,801,000  1,146,907,000 1,149,878,000 1,084,750,000  1,029,857,000 1,028,746,000 942,274,000  813,563,000 819,043,000 811,813,000  790,868,000 785,181,000 747,030,000                                           
        other assets
                                                                             
        goodwill
      1,094,699,000 907,663,000 827,532,000 751,514,000 717,480,000 710,663,000 711,841,000 708,980,000 694,292,000 679,463,000 676,376,000 687,879,000 687,085,000 677,665,000 575,092,000 577,781,000 570,188,000 513,820,000 502,710,000 502,331,000 502,566,000 472,879,000 470,685,000 467,803,000 444,407,000 440,981,000 439,867,000 437,940,000 424,308,000 418,093,000 274,361,000 275,272,000 268,567,000 256,776,000 253,140,000 244,464,000 239,954,000 239,553,000 240,640,000 240,520,000 240,702,000 239,408,000 201,450,000 196,672,000 200,304,000 200,304,000 200,304,000 197,086,000 196,705,000 196,395,000 196,090,000 196,090,000 197,090,000 193,871,000 174,108,000 166,160,000 159,593,000 159,507,000 153,895,000 149,711,000 147,752,000 143,353,000 125,011,000 124,178,000 110,555,000  105,378,000 105,378,000 105,378,000 23,064,000 23,064,000 
        other intangible assets
      253,481,000 148,508,000 124,912,000 91,078,000 79,736,000 81,351,000 84,441,000 84,049,000 86,883,000 90,615,000 91,833,000 100,433,000 103,003,000 106,228,000 88,640,000 93,766,000 99,339,000 56,603,000 57,499,000 51,783,000 52,198,000 52,393,000 57,152,000 57,601,000 43,286,000 42,994,000 43,613,000 40,800,000 40,872,000 40,593,000 39,010,000 39,795,000 39,870,000 40,422,000 40,920,000 41,506,000 42,132,000 42,682,000 43,330,000 44,032,000 44,695,000 45,253,000 45,225,000 46,000,000 46,856,000 47,624,000 48,392,000 48,575,000 49,334,000 50,042,000 50,808,000 51,462,000 52,236,000 51,674,000 52,800,000 51,483,000 52,199,000 53,105,000 54,389,000 56,110,000 57,165,000 57,348,000 52,569,000 52,852,000 53,507,000  54,703,000 55,488,000 56,022,000   
        deferred financing costs
      1,538,000 1,684,000 1,829,000 1,974,000 2,120,000 2,265,000 2,416,000 2,505,000 1,483,000 1,643,000 1,803,000 1,962,000 2,122,000 2,280,000 1,758,000 1,884,000 2,009,000 2,135,000 2,260,000 2,386,000 1,590,000 1,767,000 1,944,000 1,336,000 1,448,000 1,559,000 1,670,000 1,782,000 1,218,000 1,354,000 1,489,000 1,624,000 1,760,000  2,035,000 1,806,000 1,919,000  2,116,000 2,012,000 2,486,000          10,600,000 11,210,000 11,387,000 11,977,000 11,181,000 11,948,000 12,719,000 13,490,000 13,517,000 14,236,000 14,956,000 15,486,000 16,003,000 16,544,000 7,559,000  8,898,000 9,567,000 10,237,000   
        investment in joint ventures
      131,409,000 130,340,000 129,127,000 125,804,000 110,803,000 104,057,000 104,514,000 100,844,000 97,034,000 92,710,000 94,472,000 52,492,000 59,321,000 57,893,000 52,020,000 48,936,000 44,746,000 42,229,000 44,228,000 41,375,000 36,813,000 34,528,000 35,571,000 37,370,000 36,425,000 34,470,000 36,868,000 38,621,000 39,712,000 37,973,000 42,199,000 54,077,000 52,591,000 52,435,000 49,158,000 48,500,000 46,114,000 43,509,000 41,868,000 39,483,000 34,119,000 33,584,000 32,434,000 30,502,000 30,184,000 32,123,000 27,474,000 27,521,000 28,939,000 28,949,000 28,610,000 28,646,000 27,959,000 28,598,000 26,582,000 23,119,000 22,933,000 22,326,000 17,275,000 17,935,000 17,274,000 15,444,000 16,020,000 16,815,000 17,507,000  17,939,000 18,677,000 18,712,000   
        deposits and other
      40,455,000 40,289,000 43,009,000 42,781,000 36,262,000 34,571,000 45,260,000 51,358,000 53,497,000 46,333,000 54,478,000 56,609,000 51,052,000 53,172,000 54,730,000 43,955,000 38,993,000 36,032,000 41,250,000 41,268,000 38,794,000 36,983,000 37,707,000 40,104,000 35,853,000 36,996,000 30,872,000 23,865,000 24,845,000 25,392,000 17,740,000 18,671,000 11,455,000 6,947,000 6,866,000 6,298,000 6,519,000 5,733,000 5,428,000 4,935,000 4,847,000 4,565,000 4,108,000 3,992,000 4,098,000 4,026,000 3,817,000 3,595,000 4,225,000 3,650,000 3,738,000 3,559,000 3,590,000 3,749,000 3,029,000 3,007,000 2,970,000 2,906,000 3,134,000 2,887,000 2,577,000 2,628,000 2,478,000 2,792,000 3,693,000  3,160,000 3,424,000 3,748,000   
        total assets
      3,885,389,000 3,758,563,000 3,665,279,000 3,514,966,000 3,336,264,000 3,286,690,000 3,275,342,000 3,229,423,000 2,969,555,000 2,690,473,000 2,688,025,000 2,705,290,000 2,414,069,000 2,433,907,000 2,247,164,000 2,240,719,000 2,141,521,000 2,058,474,000 2,042,363,000 2,032,198,000 1,828,786,000 1,786,657,000 1,717,866,000 1,717,003,000 1,699,392,000 1,646,986,000 1,617,900,000 1,596,676,000 1,526,068,000 1,109,330,000 910,642,000 912,984,000 923,628,000 868,979,000 847,919,000 851,820,000 853,982,000 849,476,000 843,399,000 828,341,000 845,710,000 838,435,000 808,875,000 788,503,000 742,405,000 740,680,000 748,519,000 738,446,000 737,244,000 722,576,000 715,132,000 726,733,000 727,134,000 715,119,000 625,008,000 627,609,000 626,284,000 619,188,000 572,234,000 571,071,000 556,582,000 539,514,000 537,650,000 529,000,000 470,673,000 480,671,000 476,167,000 482,288,000 491,823,000 143,447,000 142,035,000 
        liabilities and equity
                                                                             
        current liabilities
                                                                             
        accounts payable, accrued expenses and other
      454,602,000 422,029,000 419,207,000 406,689,000 368,000,000 351,464,000 338,737,000 353,898,000 324,578,000 342,940,000 302,086,000 333,224,000 296,727,000 369,595,000 296,333,000 296,935,000 276,313,000 263,937,000 240,837,000 244,536,000 231,700,000 236,684,000 205,701,000 206,272,000 199,178,000 207,585,000 175,894,000 168,815,000 177,659,000 181,028,000 150,146,000 144,467,000 151,580,000 135,809,000 105,100,000 107,452,000 113,729,000 111,166,000 114,716,000 108,076,000 114,361,000 113,813,000 95,058,000 94,078,000 102,275,000 97,816,000 100,931,000 98,736,000 90,459,000 106,316,000 99,765,000 108,417,000 112,808,000 105,929,000 102,784,000 109,039,000 111,095,000               
        due to affiliates
      75,960,000 70,104,000 61,748,000 51,067,000 51,410,000 43,650,000 44,872,000 32,375,000 20,494,000 15,910,000 24,448,000 20,463,000 31,548,000 23,100,000 31,664,000 25,317,000 21,985,000 23,530,000 29,261,000 22,596,000 18,133,000 14,010,000 12,287,000 20,042,000 16,508,000 14,347,000 18,592,000 13,543,000 17,583,000 13,089,000 14,192,000 10,450,000 13,568,000 16,387,000 12,109,000 12,079,000 12,786,000 13,141,000 5,243,000 8,545,000 4,782,000 6,564,000 5,664,000 729,000 1,304,000 6,289,000 1,120,000 331,000 1,548,000 2,655,000 1,273,000 1,230,000 1,495,000 1,602,000 3,196,000 4,490,000 3,213,000 3,762,000 1,525,000 2,357,000 3,051,000 2,975,000 2,382,000 3,450,000 5,187,000  3,061,000 3,538,000 5,524,000   
        deferred revenue
      11,975,000 7,272,000 8,170,000 3,433,000 3,416,000 3,288,000 4,392,000 4,462,000 4,475,000 4,647,000 5,176,000 5,054,000 4,343,000 4,021,000 3,565,000 3,847,000 6,930,000 10,701,000 19,619,000 31,947,000 40,648,000 39,257,000 45,846,000 45,700,000 1,344,000  1,908,000 1,732,000 1,958,000  2,959,000 2,759,000 2,711,000  1,944,000 1,961,000 1,574,000 1,516,000 1,658,000 1,598,000 1,528,000 1,598,000 1,323,000 1,400,000 1,762,000 1,964,000 1,948,000 1,476,000 1,305,000 1,344,000 1,448,000 1,348,000 1,276,000 1,273,000 1,148,000 1,008,000 1,162,000 1,076,000 1,191,000 1,338,000 1,382,000 1,568,000          
        current operating lease liability
      66,591,000  60,335,000 59,537,000 57,896,000  58,751,000 59,251,000 58,138,000  59,324,000 59,504,000 58,590,000  66,872,000 67,255,000 64,906,000  70,613,000 71,399,000 69,890,000  67,449,000 65,400,000 68,054,000  69,308,000 65,461,000 64,538,000                                           
        current portion of notes payable
      26,506,000 25,424,000 25,454,000 25,484,000 24,677,000 24,692,000 23,378,000 24,215,000 20,202,000 17,974,000 16,043,000 15,989,000 15,935,000 12,400,000 10,789,000 11,164,000 11,164,000 11,164,000 11,165,000 10,789,000 40,166,000 39,791,000 39,463,000 41,715,000 39,615,000 39,691,000 39,719,000 39,364,000 33,912,000 33,653,000 30,118,000 30,219,000 30,219,000 30,224,000 30,235,000 21,933,000 22,016,000 22,031,000 22,047,000 21,609,000 21,962,000 23,076,000 23,391,000 23,666,000 19,437,000 19,468,000 19,558,000 18,838,000 19,617,000 3,103,000 5,431,000 5,544,000 5,226,000 4,703,000 6,017,000 6,275,000 6,243,000 6,608,000 5,339,000 5,660,000 5,966,000 8,218,000 8,043,000 8,539,000        
        total current liabilities
      635,634,000 586,763,000 574,914,000 546,210,000 505,399,000 479,712,000 470,130,000 474,201,000 427,887,000 437,452,000 407,077,000 434,234,000 407,143,000 466,723,000 409,223,000 404,518,000 381,298,000 374,784,000 371,495,000 381,267,000 402,617,000 398,114,000 373,787,000 382,393,000 327,991,000 327,428,000 309,516,000 293,249,000 300,586,000 239,517,000 203,393,000 193,972,000 204,860,000 191,606,000 156,747,000 151,800,000 158,928,000 155,341,000 152,572,000 150,092,000 154,506,000 157,652,000 136,496,000 128,335,000 132,661,000 133,274,000 131,521,000 127,614,000 121,478,000 118,389,000 111,436,000 120,439,000 125,205,000 118,613,000 117,932,000 126,442,000 128,180,000 122,380,000 109,425,000 111,931,000 110,255,000 105,264,000 106,009,000 96,522,000 97,733,000  92,086,000 92,582,000 101,525,000 76,235,000 72,389,000 
        long-term liabilities
                                                                             
        long-term finance lease liability
      4,016,000                    414,000 743,000 1,108,000 1,682,000 2,475,000 3,264,000 4,042,000 4,851,000 5,663,000                                           
        long-term operating lease liability
      777,268,000 707,001,000 690,935,000 678,783,000 678,029,000 655,979,000 658,434,000 632,385,000 630,348,000 605,097,000 614,038,000 628,845,000 623,538,000 604,117,000 625,278,000 628,634,000 590,665,000 577,675,000 553,173,000 567,674,000 504,474,000 463,096,000 428,233,000 424,018,000 403,893,000 420,922,000 410,958,000 404,463,000 375,363,000                                           
        notes payable, net of current portion
      1,059,977,000 1,064,495,000 1,070,886,000 1,077,251,000 985,454,000 991,574,000 996,272,000 1,002,392,000 814,442,000 812,068,000 844,302,000 848,333,000 852,354,000 839,344,000 735,500,000 737,916,000 740,707,000 743,498,000 746,288,000 749,079,000 602,684,000 612,913,000 627,179,000 634,840,000 722,850,000 652,704,000 662,605,000 672,534,000 630,874,000 626,507,000 549,802,000 557,257,000 564,812,000 572,365,000 579,921,000 598,020,000 603,404,000 609,445,000 614,982,000 589,177,000 594,547,000 601,229,000 606,744,000 612,399,000 545,988,000 551,059,000 555,920,000 559,648,000 570,207,000 572,669,000 571,082,000 571,740,000 537,799,000 537,009,000 479,962,000 481,267,000 482,575,000 484,046,000 477,877,000 478,975,000 480,131,000 481,578,000 480,684,000 481,934,000 413,172,000  418,248,000 419,975,000 421,687,000   
        deferred tax liability
      34,150,000 21,903,000  21,441,000 27,555,000 22,230,000 20,795,000 17,471,000 14,479,000 15,776,000 16,645,000 10,005,000 10,410,000 9,256,000                                                          
        other non-current liabilities
      21,632,000 22,515,000 14,585,000 12,020,000 3,310,000 3,785,000 10,077,000 10,134,000 5,074,000 6,721,000 9,805,000 22,869,000 27,523,000 23,015,000 18,773,000 18,266,000 7,401,000 16,360,000 32,028,000 34,899,000 37,239,000 53,488,000 41,438,000 40,814,000 34,994,000 9,529,000 15,707,000 9,149,000 44,000 5,006,000 4,356,000 4,728,000 5,154,000 6,160,000 7,895,000 8,290,000 7,197,000 5,108,000 4,292,000 5,667,000 9,748,000 9,843,000 5,577,000 5,795,000 6,022,000 6,241,000 6,505,000 6,837,000 7,183,000 7,540,000 7,870,000 8,194,000 8,481,000 8,895,000 9,179,000 7,834,000 8,128,000 8,547,000 14,599,000 15,842,000 17,208,000 18,850,000 21,004,000 19,611,000 18,612,000  18,434,000 17,058,000 21,222,000   
        total liabilities
      2,532,677,000 2,402,677,000 2,351,320,000 2,335,705,000 2,199,747,000 2,153,280,000 2,155,708,000 2,136,583,000 1,892,230,000 1,877,114,000 1,891,867,000 1,944,286,000 1,920,968,000 1,942,455,000 1,788,774,000 1,789,334,000 1,720,071,000 1,712,317,000 1,702,984,000 1,732,919,000 1,547,428,000 1,528,354,000 1,471,745,000 1,483,747,000 1,492,203,000 1,413,847,000 1,402,828,000 1,384,246,000 1,312,530,000 909,077,000 789,355,000 788,050,000 807,261,000 799,054,000 773,961,000 788,171,000 800,874,000 797,423,000 803,054,000 791,375,000 808,178,000 801,974,000 782,538,000 776,319,000 735,866,000 732,982,000 745,901,000 741,204,000 746,562,000 720,366,000 714,770,000 721,793,000 725,520,000 717,120,000 684,257,000 692,567,000 694,812,000 688,995,000 648,418,000 648,138,000 638,413,000 621,987,000 625,177,000 617,335,000 549,992,000 555,432,000 554,628,000 559,711,000    
        equity
                                                                             
        common stock - 0.0001 par value...
      8,000  8,000 8,000 7,000  7,000 7,000 7,000  7,000 7,000 6,000  5,000 5,000 5,000  5,000 5,000 5,000  5,000                                                 
        additional paid-in-capital
      1,211,912,000 1,180,434,000 1,147,402,000 1,025,936,000 1,016,762,000 988,147,000 979,279,000 974,355,000 969,248,000 722,750,000 714,910,000 703,593,000 448,522,000 436,288,000 424,369,000 419,136,000 409,863,000 342,592,000 335,599,000 324,954,000 316,032,000 307,788,000 306,079,000 304,012,000 269,461,000 262,865,000 260,463,000 257,607,000 256,488,000 242,835,000 237,072,000 235,713,000 234,567,000 212,261,000 210,123,000 204,417,000 201,563,000 198,387,000 197,881,000 196,026,000                                
        accumulated other comprehensive income
      -2,466,000 4,885,000 5,970,000 6,627,000                     -26,574,000 -8,026,000 -12,250,000 -6,944,000 1,055,000  4,276,000 3,677,000 2,569,000                 -50,000 -65,000 -78,000 -20,000 39,000                  
        accumulated deficit
      -128,903,000 -95,437,000 -94,840,000 -100,257,000 -114,711,000 -76,785,000 -82,130,000 -85,339,000 -82,357,000 -79,578,000 -77,719,000 -95,258,000 -103,628,000 -82,622,000 -81,688,000 -82,355,000 -90,260,000 -93,272,000 -89,450,000 -105,668,000 -108,541,000 -117,999,000 -123,956,000 -130,111,000 -119,517,000 -103,159,000 -113,555,000 -116,750,000 -121,648,000 -117,915,000 -147,051,000 -152,090,000 -157,496,000 -150,158,000 -142,885,000 -146,111,000 -151,421,000 -150,211,000 -161,022,000 -162,669,000 -166,294,000 -164,571,000 -165,452,000 -173,439,000 -176,834,000 -172,280,000 -176,485,000 -180,936,000 -186,080,000 -173,656,000 -174,899,000 -169,749,000 -172,435,000 -171,093,000 -227,722,000 -232,775,000 -235,721,000 -235,610,000 -240,157,000 -240,196,000 -243,717,000 -242,841,000 -246,141,000 -245,856,000 -234,100,000  -230,626,000  -228,564,000   
        total radnet, inc.'s stockholders' equity:
      1,080,551,000  1,058,540,000 932,314,000 898,139,000  895,313,000 880,966,000                                                                
        noncontrolling interests
      272,161,000 265,996,000 255,419,000 246,947,000 238,378,000 231,102,000 224,321,000 211,874,000 204,370,000 182,664,000 177,257,000 167,845,000 165,179,000 158,457,000 145,384,000 139,202,000 122,603,000 117,253,000 114,542,000 102,215,000 97,000,000 92,560,000 88,916,000 85,448,000 83,814,000 81,454,000 80,409,000 78,512,000 77,638,000 73,069,000 26,985,000 37,629,000 36,722,000  8,092,000 6,733,000 3,432,000   3,774,000 4,016,000 3,884,000 3,621,000 1,969,000 1,946,000 2,336,000 2,046,000 2,312,000 2,206,000 2,290,000 2,192,000 2,096,000 2,028,000 634,000 708,000 797,000 882,000 949,000 108,000 139,000 92,000 57,000 45,000 46,000 58,000  59,000 64,000 77,000   
        total equity
      1,352,712,000 1,355,886,000 1,313,959,000 1,179,261,000 1,136,517,000 1,133,410,000 1,119,634,000 1,092,840,000 1,077,325,000 813,359,000 796,158,000 761,004,000 493,101,000 491,452,000 458,390,000 451,385,000 421,450,000 346,157,000 339,379,000 299,279,000 281,358,000 258,303,000 246,121,000 233,256,000 207,189,000 233,139,000 215,072,000 212,430,000 213,538,000 200,253,000 121,287,000 124,934,000 116,367,000 69,925,000 73,958,000 63,649,000 53,108,000 52,053,000 40,345,000 36,966,000 37,532,000 36,461,000 26,337,000 12,184,000 6,539,000 7,698,000                          
        total liabilities and equity
      3,885,389,000 3,758,563,000 3,665,279,000 3,514,966,000 3,336,264,000 3,286,690,000 3,275,342,000 3,229,423,000 2,969,555,000 2,690,473,000 2,688,025,000 2,705,290,000 2,414,069,000 2,433,907,000 2,247,164,000 2,240,719,000 2,141,521,000 2,058,474,000 2,042,363,000 2,032,198,000 1,828,786,000 1,786,657,000 1,717,866,000 1,717,003,000 1,699,392,000 1,646,986,000 1,617,900,000 1,596,676,000 1,526,068,000 1,109,330,000 910,642,000 912,984,000 923,628,000 868,979,000 847,919,000 851,820,000 853,982,000 849,476,000 843,399,000 828,341,000 845,710,000 838,435,000 808,875,000 788,503,000 742,405,000 740,680,000                          
        current portion of operating lease liability
       61,934,000    56,618,000    55,981,000    57,607,000    65,452,000    65,794,000    61,206,000                                              
        radnet, inc. stockholders' equity:
                                                                             
        common stock - .0001 par value...
       8,000    7,000    7,000    6,000    5,000    5,000  5,000 5,000 5,000 5,000 5,000 5,000 5,000 5,000 5,000 5,000 5,000 4,000 4,000 4,000 4,000 4,000  4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000  4,000 4,000 4,000    4,000    
        total radnet, inc.'s stockholders' equity
       1,089,890,000    902,308,000   872,955,000 630,695,000 618,901,000 593,159,000 327,922,000 332,995,000 313,006,000 312,183,000 298,847,000 228,904,000 224,837,000 197,064,000 184,358,000 165,743,000 157,205,000 147,808,000 123,375,000 151,685,000 134,663,000 133,918,000 135,900,000 127,184,000 94,302,000 87,305,000 79,645,000 61,560,000 65,866,000 56,916,000 49,676,000 48,486,000 36,697,000 33,192,000 33,516,000 32,577,000 22,716,000 10,215,000 4,593,000 5,362,000 572,000   -80,000 -1,830,000 2,844,000                    
        deferred tax assets
        5,261,000            3,512,000 5,415,000 12,800,000 14,853,000 24,563,000   34,687,000    34,548,000    31,506,000                                          
        accumulated other comprehensive loss
          -3,919,000 -9,061,000 -1,843,000 -8,057,000 -13,943,000 -12,484,000 -18,297,000 -15,183,000 -16,978,000 -20,677,000 -29,680,000 -24,603,000 -20,761,000 -20,421,000 -21,317,000 -22,227,000 -23,138,000 -24,051,000 -24,923,000 -26,098,000               -166,000 -169,000 -149,000 -153,000 -146,000 -153,000 -149,000 -112,000 -88,000 -69,000 -68,000      -57,000 -369,000 -664,000 -946,000 -1,324,000 -1,490,000 -1,801,000 -2,137,000 -2,453,000 -2,754,000 -3,060,000  -3,841,000  -9,476,000   
        operating lease right-of-use-assets
               596,032,000    603,524,000    584,291,000    483,661,000    445,477,000                                              
        total property, equipment and right-of-use-assets
               1,200,433,000    1,169,485,000    1,068,538,000    882,996,000    812,223,000                                              
        current portion of finance lease liability
                           2,578,000    3,283,000                                              
        current finance lease liability
                          2,080,000  3,041,000 3,264,000 3,292,000  4,095,000 4,334,000 4,936,000                                           
        deferred tax assets, net of current portion
                         29,390,000 31,554,000  42,188,000 46,226,000 45,961,000  34,423,000 34,013,000 31,952,000  23,040,000 30,930,000 33,611,000 30,852,000 48,325,000 48,416,000 51,446,000 50,356,000 22,939,000 24,352,000 25,971,000 24,685,000 32,584,000 37,188,000 38,912,000 35,334,000 39,004,000 40,660,000 41,080,000 39,914,000 49,679,000 53,817,000 53,054,000 52,790,000                  
        assets held for sale
                               2,041,000 2,041,000 2,041,000 2,041,000 2,499,000 2,499,000 2,499,000 2,499,000    4,851,000 2,203,000      31,179,000                            
        deferred revenue related to software sales
                               1,316,000    2,398,000    2,606,000                                      
        current portion of deferred rent
                                   3,735,000 2,720,000 2,713,000 2,661,000 2,714,000 2,742,000 2,991,000 2,997,000 2,961,000 2,861,000 2,551,000 2,593,000 2,563,000 2,299,000 2,206,000 2,192,000 2,100,000 2,256,000 2,119,000 1,963,000 1,896,000 1,448,000 1,360,000 1,262,000 1,164,000 1,078,000 1,023,000 1,009,000 999,000 974,000 918,000 863,000 745,000 717,000 654,000 605,000  506,000 473,000 408,000   
        current portion of obligations under capital leases
                                   5,614,000 3,258,000 3,364,000 4,121,000 3,866,000 4,617,000 5,384,000 5,826,000 4,526,000 6,047,000 7,713,000 9,280,000 10,038,000 8,761,000 6,256,000 5,691,000 5,637,000 5,708,000 6,114,000 6,586,000 3,075,000 2,071,000 2,540,000 3,138,000 3,942,000 3,709,000 4,607,000 5,458,000 6,834,000 6,556,000 7,072,000 7,787,000 9,139,000          
        deferred rent, net of current portion
                                   31,542,000 28,642,000 28,040,000 27,606,000 26,251,000 26,225,000 26,429,000 26,739,000 24,799,000 25,889,000 27,929,000 27,278,000 26,865,000 26,299,000 25,461,000 21,798,000 20,965,000 19,282,000 19,186,000 19,265,000 18,989,000 18,459,000 17,498,000 16,185,000 15,850,000 15,318,000 14,965,000 12,685,000 12,407,000 12,069,000 11,516,000 10,366,000 10,379,000 10,638,000 10,363,000 9,234,000  8,494,000 8,287,000 7,801,000   
        obligations under capital lease, net of current portion
                                   6,505,000 3,162,000 4,053,000 4,829,000 2,672,000 3,173,000 3,632,000 4,606,000 2,730,000 3,719,000 4,710,000 5,799,000 6,385,000 7,422,000 4,329,000 4,697,000 6,143,000 7,573,000 8,939,000 10,329,000 2,779,000 2,523,000 2,922,000 3,350,000 3,753,000 1,789,000 2,282,000 2,267,000  2,871,000 3,897,000 4,276,000 5,639,000     17,089,000 20,126,000 23,555,000   
        accumulated other comprehensive gain
                                   2,259,000    -548,000 -1,376,000 -1,394,000 -470,000 306,000                                  
        deferred financing costs, net of current portion
                                       1,895,000    2,004,000    3,696,000 4,294,000 4,893,000 5,560,000 6,122,000 6,682,000 7,242,000 7,886,000 8,735,000                      
        non-controlling interests
                                       8,365,000    3,567,000 3,648,000                                 
        current portion of deferred tax assets
                                            22,279,000 22,279,000 22,278,000 22,279,000 17,246,000 17,246,000 17,246,000 17,246,000 16,692,000 16,692,000 16,691,000 13,321,000 5,888,000 5,888,000 8,792,000 7,607,000                  
        line of credit
                                            1,600,000 13,800,000 16,300,000    24,700,000 15,300,000  18,980,000 18,100,000  3,400,000 1,000,000 34,500,000 33,000,000 59,800,000 59,500,000 60,700,000 58,000,000 31,300,000 25,700,000 15,900,000       1,406,000    
        46,432,404 and 46,281,189 shares issued and outstanding at
                                                                             
        june 30, 2016 and december 31, 2015, respectively
                                             4,000                                
        paid-in-capital
                                              199,955,000 197,297,000 188,310,000 183,803,000 181,572,000 177,750,000 177,141,000 175,931,000 174,620,000 173,622,000 173,130,000 172,667,000 172,037,000 168,415,000 167,818,000 167,385,000 166,971,000 165,796,000 165,185,000 164,476,000 163,591,000 162,444,000 161,018,000 160,225,000 157,779,000  155,943,000 155,230,000 153,715,000   
        radnet, inc. stockholders' equity
                                                                             
        liabilities and stockholders' equity
                                                                             
        revolving credit facility
                                                    25,100,000                         
        stockholders' equity
                                                                             
        total stockholders' equity
                                                    2,618,000   2,210,000 362,000 4,940,000 1,614,000                   
        total liabilities and stockholders' equity
                                                    748,519,000   722,576,000 715,132,000 726,733,000 727,134,000                   
        liabilities and stockholders' (deficit) equity
                                                                             
        stockholders' (deficit) equity
                                                                             
        total radnet, inc.'s stockholders' deficit
                                                     -5,070,000 -11,524,000                       
        total stockholders' (deficit) equity
                                                     -2,758,000 -9,318,000                       
        total liabilities and stockholders' (deficit) equity
                                                     738,446,000 737,244,000                       
        total radnet, inc.'s stockholders' equity deficit
                                                          -414,000 -2,635,000                  
        asset held for sale
                                                               2,300,000              
        liabilities and stockholders' equity deficit
                                                                             
        deferred tax liabilities
                                                                             
        stockholders' equity deficit
                                                                             
        total stockholders' equity deficit
                                                           -2,001,000                  
        total liabilities and stockholders' equity deficit
                                                           715,119,000                  
        liabilities and equity deficit
                                                                             
        deferred taxes
                                                            277,000 277,000 277,000 277,000 277,000 277,000 277,000 277,000 277,000 277,000 277,000  277,000 277,000 277,000   
        equity deficit
                                                                             
        total radnet, inc.'s equity deficit
                                                            -59,957,000 -65,755,000 -69,410,000 -70,756,000 -76,292,000 -77,206,000 -81,923,000 -82,530,000 -87,572,000 -88,381,000 -79,377,000  -78,520,000  -84,321,000   
        total equity deficit
                                                            -59,249,000 -64,958,000 -68,528,000 -69,807,000 -76,184,000 -77,067,000 -81,831,000 -82,473,000 -87,527,000 -88,335,000 -79,319,000  -78,461,000  -84,244,000   
        total liabilities and equity deficit
                                                            625,008,000 627,609,000 626,284,000 619,188,000 572,234,000 571,071,000 556,582,000 539,514,000 537,650,000 529,000,000 470,673,000  476,167,000 482,288,000 491,823,000   
        commitments and contingencies
                                                                             
        accounts payable and accrued expenses
                                                               103,101,000 93,840,000 94,586,000 91,206,000 82,619,000 84,640,000 72,556,000 70,268,000  66,565,000 65,363,000 71,319,000 21,956,000 24,462,000 
        obligations under capital leases, net of current portion
                                                               3,338,000     6,565,000 8,628,000 10,964,000       
        37,307,225 and 37,223,475 shares issued and outstanding at
                                                                             
        march 31, 2011 and december 31, 2010, respectively
                                                                  4,000           
        obligations under capital leases, current portion
                                                                    10,227,000         
        obligations under capital leases
                                                                     11,323,000 13,015,000  14,851,000 15,943,000 16,862,000   
        notes payable
                                                                      8,658,000  7,103,000 7,265,000 7,412,000   
        36,399,279 and 36,259,279 shares issued and outstanding at
                                                                             
        march 31, 2010 and december 31, 2009, respectively
                                                                      4,000       
        statement of operations data:
                                                                             
        net revenue
                                                                       524,368,000      
        operating expenses
                                                                       397,753,000      
        depreciation and amortization
                                                                       53,800,000      
        provision for bad bebts
                                                                       32,704,000      
        loss (gain) on disposal of equipment
                                                                       523,000      
        gain on bargin purchase
                                                                       -1,387,000      
        gain from sale of joint venture interests
                                                                             
        net loss attributable to radnet, inc.
                                                                             
        common stockholders
                                                                       -2,267,000      
        basic and diluted loss per share
                                                                       -60      
        balance sheet data:
                                                                             
        total long-term liabilities
                                                                       456,727,000   474,542,000 120,859,000 122,096,000 
        working capital
                                                                       9,204,000      
        stockholders' deficit
                                                                       -74,761,000      
        refundable income taxes
                                                                        154,000 151,000 103,000   
        36,184,279 and 35,911,474 shares issued and outstanding at
                                                                             
        september 30, 2009 and december 31, 2008, respectively
                                                                        4,000     
        total other assets
                                                                          194,097,000 32,380,000 32,375,000 
        radnet, inc.'s equity deficit:
                                                                             
        35,924,279 and 35,911,474 shares issued and outstanding at
                                                                             
        march 31, 2009 and december 31, 2008, respectively
                                                                          4,000   
        unbilled receivables and other receivables
                                                                           581,000 180,000 
        other
                                                                           1,856,000 2,092,000 
        deferred income taxes
                                                                           5,235,000  
        trade name and other
                                                                           2,136,000 2,043,000 
        liabilities and stockholders’ deficit
                                                                             
        cash disbursements in transit
                                                                           2,127,000 2,853,000 
        notes payable to related party
                                                                           2,085,000 2,069,000 
        current portion of notes and leases payable
                                                                           50,067,000 43,005,000 
        subordinated debentures payable
                                                                           16,215,000  
        notes and leases payable, net of current portion
                                                                           103,471,000 104,360,000 
        accrued expenses
                                                                           1,073,000 1,421,000 
        minority interest in consolidated subsidiaries
                                                                           638,000 637,000 
        stockholders’ deficit
                                                                           -54,285,000 -53,087,000 
        total liabilities and stockholders’ deficit
                                                                           143,447,000 142,035,000 
                                                                             
      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 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 2004-01-31 
                                                                              
          cash flows from operating activities
                                                                              
          net loss
        -24,732,000                        -13,998,000    -1,922,000    -5,454,000    -860,000    -1,433,000   3,563,000 -4,476,000    -12,375,000    -1,366,000    -152,000    -808,000 3,392,000 -253,000 -11,735,000 -4,089,000 2,832,825 -1,702,000 -311,000 -822,000  
          adjustments to reconcile net loss to net cash from operating activities:
                                                                              
          depreciation and amortization
        44,967,000 40,852,000 39,799,000 35,993,000 35,483,000 36,016,000 34,979,000 34,475,000 32,368,000 32,686,000 32,210,000 32,180,000 31,315,000 30,668,000 29,229,000 28,862,000 27,118,000 25,422,000 24,605,000 24,011,000 22,656,000 22,259,000 21,247,000 21,355,000 21,934,000 20,414,000 20,490,000 20,083,000 19,620,000 19,477,000 17,480,000 18,086,000 17,856,000 16,477,000 17,053,000 16,612,000 16,654,000 17,069,000 17,318,000 15,811,000 16,412,000 16,775,000 14,601,000 14,941,000 14,294,000 14,065,000 14,423,000 15,199,000 15,571,000 14,840,000 14,762,000 14,528,000 14,760,000 14,586,000 13,369,000 14,893,000 14,892,000 14,955,000 14,309,000 14,296,000 13,921,000 13,844,000 13,002,000 13,876,000 13,275,000 -39,925,200 13,593,000 13,212,000 13,174,000  
          noncash operating lease expense
        16,298,000  15,249,000 14,925,000 14,431,000  15,510,000                                                                
          equity in earnings of joint ventures, net of dividends
        -1,069,000  -3,323,000 1,332,000 -2,599,000  -3,595,000 -2,389,000 -4,324,000 4,164,000 -1,084,000 7,931,000 -1,835,000 2,398,000 -3,084,000 -2,749,000 -2,517,000 1,999,000 -2,853,000 -3,121,000 -2,285,000 1,047,000                                                 
          amortization of deferred financing costs and loan discount
        779,000 772,000 771,000 743,000 728,000 757,000 795,000 793,000 748,000  746,000 748,000 746,000  648,000 647,000 648,000  649,000 812,000 1,147,000  1,103,000 1,082,000 1,081,000        974,000    814,000    1,368,000                              
          loss on sale and disposal of equipment
        2,591,000 6,490,000 1,042,000 1,724,000 402,000 1,541,000 148,000                      971,000 150,000 -373,000   314,000 420,000   392,000 -66,000   92,000 738,000 74,000 -38,000 -468,000 1,289,000 46,000 246,000 675,000 -5,000 192,000 170,000 201,000 -45,000 276,000 24,000 -312,000 -331,000            
          lease abandonment charges
         233,000 2,819,000 123,000 5,388,000                                                                  
          amortization of cash flow hedge
         -439,000                  925,000 1,244,000 1,312,000                               91,000 276,000 275,000 276,000 307,000 306,000 306,000 306,000     -4,888,881     
          non-cash change in fair value of interest rate swap
          2,371,000 1,956,000 2,106,000                                                                  
          stock-based compensation
        31,375,000 8,325,000 9,041,000 8,741,000 28,494,000 8,465,000 4,723,000 4,748,000 11,897,000 5,405,000 4,325,000 4,870,000 12,185,000 4,658,000 3,317,000 4,693,000 11,102,000 3,637,000 4,421,000 8,897,000 8,248,000 2,261,000 2,066,000 1,456,000 6,622,000 1,767,000 1,381,000 1,044,000 4,538,000 1,105,000 1,667,000 1,145,000 3,745,000 945,000 1,528,000 1,038,000 3,276,000 908,000 1,157,000 1,028,000 2,733,000 1,170,000 906,000 2,017,000 3,554,000 431,000 433,000 611,000 1,025,000 529,000 463,000 630,000 952,000 597,000 433,000 531,000 1,175,000 611,000 709,000 742,000 1,048,000 898,000 793,000 1,208,000 819,000      
          change in fair value of contingent consideration
        -2,764,000     21,000 1,974,000  -7,210,000 763,000 2,335,000  958,000 -786,000 -501,000  -401,000 1,092,000 200,000  -48,000    204,000 -1,313,000 -640,000                                          
          changes in operating assets and liabilities, net of assets acquired and liabilities assumed in purchase transactions:
                                                                              
          accounts receivable
        9,375,000 10,916,000 -6,317,000 147,000 -14,306,000 13,602,000 -3,788,000 -5,716,000 -25,865,000 4,029,000 6,745,000 1,873,000 -9,997,000 6,608,000 -6,120,000 -6,662,000 -23,904,000 17,347,000 4,919,000 -10,663,000 -17,493,000 7,826,000 -11,638,000 18,514,000 10,504,000 -14,015,000 8,575,000 -2,556,000 -9,486,000 11,786,000 -2,528,000 -981,000 -6,132,000 1,606,000 -9,325,000 -12,471,000 -16,974,000 6,222,000 -28,404,000 418,000 -25,291,000 -2,029,000 -13,117,000 -6,870,000 -12,498,000 -1,086,000 -15,526,000 -13,438,000 -13,923,000 -6,435,000 -1,925,000 -11,389,000 -11,782,000 1,012,000 -4,265,000 -2,074,000 -12,023,000 -7,489,000 -13,400,000 -20,984,000 -15,481,000 -8,307,000 -8,711,000 -10,896,000 -8,071,000 20,871,568 -7,033,000 -4,816,000 -9,047,000  
          other current assets
        -6,172,000 186,000 -20,288,000 29,587,000 -7,206,000 -37,528,000 -504,000 11,519,000 -6,277,000 -14,195,000 1,051,000 6,394,000 -1,691,000 1,607,000 -4,225,000 3,356,000 -4,065,000 -19,135,000 395,000 7,271,000 -4,308,000 -6,934,000 3,638,000 4,720,000 5,164,000 -1,988,000 -5,900,000 5,515,000 -1,184,000 -3,568,000 -5,112,000 -1,571,000 1,003,000 -1,520,000 -1,572,000 510,000 4,043,000 618,000 1,966,000 3,166,000 5,288,000 1,430,000 -12,570,000 -5,845,000 2,787,000 -760,000 -1,877,000 1,626,000 -4,503,000 -739,000 -1,081,000 4,676,000 -5,099,000 3,998,000 1,454,000 -1,204,000 -683,000 -1,623,000 -949,000 982,000 -2,345,000 2,449,000 -2,685,000 -1,564,000 -1,426,000 -3,208,794 1,002,000 256,000 1,955,000  
          other assets
        -660,000 -2,946,000 -220,000 -853,000 -1,691,000 18,111,000 -1,835,000 339,000 -5,892,000 15,157,000 -10,051,000 -3,864,000 -2,726,000 -15,904,000 2,456,000 2,699,000 -1,417,000 5,660,000 -1,000 -1,490,000 -3,507,000 -4,725,000 3,557,000 -4,934,000 677,000 3,444,000 -7,839,000 815,000 1,254,000 -478,000 -309,000 1,815,000 -2,715,000 -1,110,000 1,144,000 -843,000 8,000 516,000 531,000 -636,000 856,000 -2,559,000 2,433,000 -3,398,000 -289,000 -209,000 -127,000 630,000 -575,000 88,000 -18,000 295,000 -105,000 -60,924,000 -22,000 35,000 -64,000 507,000 -237,000 -278,000 51,000 72,000 338,000 901,000 -1,287,000 -591,949 264,000 324,000 4,000  
          deferred taxes
        -9,099,000 10,826,000 3,513,000 -8,648,000 5,137,000 1,620,000 3,043,000 2,949,000 -1,158,000 -1,333,000 9,638,000 -3,191,000 942,000 4,401,000 4,223,000 3,345,000 1,387,000 9,710,000 4,827,000 2,164,000 3,133,000 7,029,000 4,038,000 -265,000 -11,413,000 342,000 -688,000 -2,061,000 -1,481,000 -8,466,000 1,609,000 2,681,000 -2,759,000 17,473,000 91,000 3,030,000 -1,090,000 1,700,000 1,413,000 1,619,000 -1,286,000 1,286,000 4,604,000 1,724,000 -3,578,000 3,116,000 1,656,000 419,000 -4,536,000 2,332,000 -117,000                    
          operating leases
        -13,299,000  -14,034,000 -12,758,000 -21,968,000  -12,790,000                                                                
          deferred revenue
        234,000 -1,121,000 3,789,000 17,000 128,000 -1,104,000 -70,000 -13,000 -172,000 -529,000 122,000 698,000 335,000 493,000 -244,000 -3,046,000 -4,519,000 -8,881,000 -12,291,000 -8,563,000 1,416,000 -6,589,000 146,000 44,356,000 28,000 -592,000 176,000 -226,000 -440,000 -561,000 200,000 48,000 105,000 606,000 -17,000 387,000 58,000 -142,000   -70,000 275,000 -77,000 -362,000 -202,000 16,000 472,000 171,000 -39,000 -104,000 100,000 72,000 3,000 125,000 140,000 -154,000 86,000 -115,000 -147,000 -44,000 -186,000          
          accounts payable, accrued expenses and other
        31,148,000 -1,013,000 5,165,000 22,606,000 25,658,000 -20,309,000 -409,000 50,996,000 6,839,000  -20,043,000 5,875,000 9,077,000  5,056,000 25,061,000 7,031,000  -5,040,000 608,000 17,157,000  -4,724,000 6,106,000 21,584,000 -2,033,000 16,489,000 -14,129,000 16,989,000 7,584,000 9,041,000 -7,135,000 18,480,000 29,324,000 -157,000 -3,981,000 10,995,000 -4,110,000 -1,944,000 -897,000 11,880,000    6,288,000      -7,433,000 -6,785,000 8,861,000  -7,802,000 568,000 3,979,000              
          net cash from operating activities
        78,972,000 84,164,000 52,827,000 120,348,000 41,481,000 42,529,000 57,404,000 116,005,000 17,085,000 88,920,000 31,252,000 68,075,000 32,616,000 53,647,000 27,026,000 64,843,000 901,000 49,196,000 41,594,000 30,617,000 28,084,000 63,416,000 38,878,000 90,552,000 40,913,000 21,719,000 38,068,000 17,635,000 26,900,000 28,896,000 40,910,000 22,635,000 24,313,000 66,641,000 25,425,000 19,263,000 30,896,000 36,911,000 3,306,000 30,461,000 20,963,000 26,972,000 12,109,000 10,487,000 17,469,000 26,961,000 14,365,000 24,538,000 -4,860,000 23,912,000 13,733,000 13,556,000 15,221,000 19,651,000 14,801,000 25,386,000 15,431,000 23,584,000 11,185,000 7,671,000 15,196,000 16,730,000 27,658,000 5,894,000 16,602,000 -50,173,382 17,430,000 16,153,000 16,667,000 2,425,000 
          capital expenditures
        -69,932,000 -60,445,000 -52,943,000 -48,833,000 -41,069,000 -57,409,000 -40,063,000 -41,157,000 -39,465,000 -55,915,000 -20,845,000 -25,947,000 -36,101,000 -36,558,000 -49,396,000 -34,679,000 -23,375,000 -30,424,000 -16,869,000 -13,110,000 -12,655,000 -51,538,000 -5,884,000 -17,927,000 -17,402,000 -32,940,000 -9,585,000 -17,462,000 -21,187,000 -23,946,000 -8,529,000 -10,160,000 -12,276,000 -30,371,000 -7,141,000 -11,843,000 -17,767,000 -22,500,000 -4,228,000 -7,087,000 -11,823,000 -19,826,000 -7,845,000 -7,097,000 -9,751,000 -17,047,000 -8,702,000 -11,572,000 -15,423,000 -12,926,000 -9,169,000 -9,932,000 -11,385,000 -13,962,000 -8,437,000 -9,368,000 -9,299,000 -15,616,000 -7,158,000 -12,317,000 -7,918,000 -12,900,000 22,774,248 -7,211,000 -8,709,000 -6,885,000 -710,000 
          free cash flows
        9,040,000 84,164,000 -7,618,000 67,405,000 -7,352,000 42,529,000 16,335,000 116,005,000 -40,324,000 48,857,000 -9,905,000 28,610,000 -23,299,000 32,802,000 1,079,000 28,742,000 -35,657,000 -200,000 6,915,000 7,242,000 -2,340,000 46,547,000 25,768,000 77,897,000 -10,625,000 15,835,000 20,141,000 233,000 -6,040,000 19,311,000 23,448,000 1,448,000 367,000 58,112,000 15,265,000 6,987,000 525,000 29,770,000 -8,537,000 12,694,000 -1,537,000 22,744,000 5,022,000 -1,336,000 -2,357,000 19,116,000 7,268,000 14,787,000 -21,907,000 15,210,000 2,161,000 -1,867,000 2,295,000 10,482,000 4,869,000 14,001,000 1,469,000 15,147,000 1,817,000 -1,628,000 -420,000 9,572,000 15,341,000 -2,024,000 3,702,000 -27,399,134 10,219,000 7,444,000 9,782,000 1,715,000 
          cash flows from investing activities
                                                                              
          purchase of imaging facilities and other acquisitions, net of cash acquired
        -304,151,000 -66,958,000 -34,479,000                                                                    
          purchase of property and equipment and other
        -69,932,000  -60,445,000 -52,943,000 -48,833,000  -41,069,000                                                                
          proceeds from sale of equipment
        277,000 1,213,000 35,000 17,000 23,000 6,000 142,000 7,000 2,000 1,000 9,000 70,000 3,000 896,000 -1,113,000 4,004,000 117,000 104,000 21,000 349,000 151,000 49,000 779,000 400,000 4,000 756,000 -12,000 263,000 208,000 2,116,000   4,000 59,000 418,000   634,000 443,000 205,000 322,000 762,000 4,000 125,000 5,000 235,000 270,000 708,000 395,000 36,000 410,000 15,000 19,000 56,000 235,000          
          equity contributions in existing and purchase of interest in joint ventures
         16,333,000   -75,000   -8,582,000 -5,165,000       -4,000        -1,038,000   -640,000                              
          collection of notes receivable
        2,833,000 2,835,000                                                                     
          net cash from investing activities
        -370,973,000 -113,940,000 -75,724,000 -97,450,000 -56,751,000 -48,813,000 -45,979,000 -77,341,000 -60,937,000 -48,647,000 -46,913,000 -40,354,000 -65,556,000 -123,901,000 -27,060,000 -34,424,000 -61,564,000 -62,005,000 -39,848,000 -32,310,000 -87,348,000 -37,964,000 -20,678,000 -12,543,000 -55,059,000 -5,484,000 -17,136,000 -41,650,000 -35,195,000 -65,148,000 -20,498,000 -31,254,000 -29,849,000 -13,502,000 -19,850,000 -12,002,000 -33,966,000 -6,460,000 -12,483,000 -18,746,000 -27,801,000 -53,149,000 22,469,000 -46,495,000 -19,621,000 -9,728,000 -14,409,000 -11,313,000 -18,192,000 -10,088,000 -13,860,000 -12,347,000 -14,365,000 -43,337,000 -10,273,000 -20,686,000 -12,752,000 -41,320,000 -11,235,000 -11,960,000 -23,224,000 -33,761,000 -16,994,000 -31,019,000 -19,608,000 26,350,717 -7,211,000 -10,270,000 -8,906,000  
          cash flows from financing activities
                                                                              
          principal payments on notes and leases payable
        -9,953,000 -1,796,000 -1,768,000 -1,743,000 -1,718,000 -1,693,000 -1,672,000      -184,000     2,000 -2,477,000 -827,000 -858,000 -890,000 -900,000 -914,000 -1,716,000 -1,458,000 -1,607,000 -1,713,000 -1,698,000 -981,000 -1,657,000 -1,736,000 -1,539,000 -1,528,000 -1,611,000 -2,158,000 -2,661,000 -2,909,000 -3,144,000 -3,166,000 -3,128,000 -2,676,000 -1,939,000 -2,030,000 -7,180,000 -7,365,000 -7,439,000 -1,929,000 -2,288,000 -2,265,000 -2,514,000 -2,697,000 -11,043,000 -3,164,000 -3,537,000 -4,479,000 -4,359,000 -3,795,000 -4,112,000 -6,490,000 -5,168,000 -4,961,000 -5,796,000 -5,538,000 17,660,340 -6,018,000 -6,147,000 -5,519,000 -3,975,000 
          payments on term loan debt
        -5,252,000 -5,252,000 -5,252,000 -5,252,000 -5,000,000 -4,062,000 -5,937,000 -680,563,000 -1,875,000 -30,001,000 -3,686,000 -3,688,000 -3,688,000 -43,812,000 -3,313,000 -3,312,000 -3,313,000 -3,312,000 -2,938,000 -602,455,000 -10,824,000 -10,824,000 -10,824,000 -10,824,000 -10,824,000 -10,824,000 -10,449,000 -10,449,000 -9,020,000  -8,270,000    -176,271,000    -450,665,000                                
          distributions paid to noncontrolling interests
        -2,402,000 -1,289,000 -2,400,000 -913,000 -2,099,000   -2,449,000           -1,384,000    -1,239,000    -514,000   -463,000 -410,000        -145,000 -468,000                  -33,000 -33,000 -18,000      
          proceeds from issuance of common stock upon exercise of options
        103,000 3,191,000 1,704,000 433,000 121,000 300,000 359,000 8,000 70,000 21,000 51,000     462,000       25,000 50,000 10,000                                         
          net cash from financing activities
        -17,504,000 -7,395,000 -5,316,000 92,428,000 -7,510,000 -2,119,000 -4,335,000 176,106,000 228,298,000 -35,466,000 -3,201,000 238,123,000 -3,821,000 103,585,000 -3,313,000 -3,312,000 -3,313,000 -3,805,000 8,666,000 111,463,000 -11,651,000 -13,066,000 -13,056,000 -87,701,000 68,262,000 -13,754,000 -13,725,000 44,088,000 8,342,000 19,418,000 -9,441,000 -10,081,000 -10,765,000 -10,273,000 -9,830,000 -2,868,000 -9,276,000 -10,135,000 9,099,000 -11,672,000 6,798,000 -9,424,000 -3,850,000 41,177,000 2,036,000 -17,176,000 -494,000 -12,684,000 14,949,000 -5,695,000 131,000 -1,331,000 -728,000 23,657,000 -4,408,000 -6,321,000 -3,305,000 19,990,000 110,000 4,186,000 7,647,000 -6,798,000 -6,673,000 45,601,000 -7,088,000 22,634,759 -9,021,000 -5,883,000 -7,761,000  
          effect of exchange rate changes on cash
        -2,371,000 -330,000 -223,000 503,000 83,000 -493,000 147,000 -71,000 -36,000 -121,000 95,000 -37,000 -229,000 -503,000 -817,000 1,350,000 83,000 -33,000 -11,000 -9,000 -12,000 -107,000 12,000 -7,000 1,000 -4,000 -23,000 3,000 -8,000 -4,000 4,000 -91,000 22,000 -12,000 16,000 20,000 2,000 -36,000 3,000 -20,000 4,000 -7,000 7,000 -4,000 -37,000 -24,000 -19,000 -1,000 -18,000 15,000 13,000 -58,000 -59,000 3,000 34,000 21,000 5,000 -53,000 16,000 22,000 13,000 -6,000         
          net decrease in cash and cash equivalents
        -311,876,000            -36,990,000    -63,893,000              10,975,000 -18,791,000 -16,279,000  -4,239,000 4,413,000 -12,344,000    -36,000    -153,000  -557,000    17,000    154,000 -1,600,000 -621,000    -368,000    -10,094,000      
          cash and cash equivalents, beginning of period
        767,215,000 740,020,000 342,570,000 127,834,000 134,606,000 102,018,000 40,165,000 10,389,000 51,322,000 20,638,000 446,000 307,000 8,412,000 362,000 2,455,000 627,000 10,094,000      
          cash and cash equivalents, end of period
        455,339,000 -37,501,000 -28,436,000 115,829,000 717,323,000 -8,896,000 7,237,000 214,699,000 526,980,000 4,686,000 -18,767,000 265,807,000 90,844,000 32,828,000 -4,164,000 28,457,000 70,713,000 -16,647,000 10,401,000 109,761,000 31,091,000 12,279,000 5,156,000 -9,699,000 94,282,000 2,477,000 7,184,000 20,076,000 10,428,000 -16,838,000 10,975,000 -18,791,000 35,043,000 42,854,000 -4,239,000 4,413,000 8,294,000 20,280,000 -75,000 23,000 410,000 -35,608,000 30,735,000 5,165,000 154,000 33,000 -557,000 540,000 291,000 8,144,000 17,000 -180,000 431,000 -26,000 154,000 -1,600,000 1,834,000 2,201,000 76,000 -81,000 259,000 -23,835,000 3,986,000   -1,187,906     
          supplemental disclosure of cash flow information
                                                                              
          cash paid during the period for interest
        17,073,000 18,587,000 18,661,000 17,008,000 18,010,000 33,081,000 17,317,000 15,918,000 18,285,000 5,274,000 20,120,000 17,830,000 21,471,000 8,900,000 10,564,000 12,239,000 7,448,000 7,634,000 7,634,000 5,507,000 8,267,000 8,311,000 8,384,000 12,892,000 9,934,000 10,196,000 12,766,000 12,996,000 10,296,000 9,880,000 9,627,000 8,459,000 9,050,000 5,063,000 10,111,000 7,988,000 11,035,000 10,668,000   9,085,000 9,485,000 8,260,000 9,659,000 8,624,000 9,195,000 8,925,000 8,956,000 14,508,000 15,227,000 4,822,000 16,261,000 5,531,000 15,732,000 7,623,000 17,610,000 6,841,000 16,463,000 7,618,000 16,899,000 6,330,000 16,773,000 6,722,000 7,517,000 9,340,000 -32,005,908 10,214,000 10,812,000 11,020,000 2,535,000 
          cash paid during the period for income taxes
        519,000  1,052,000 2,156,000 272,000 1,968,000 1,497,000 704,000 1,000 1,362,000 24,000 161,000 40,000 27,000 434,000 92,000 34,000 37,000                                                     
          net income
         9,861,000 13,889,000 23,034,000 -29,737,000 14,225,000 12,256,000 6,945,000 5,410,000 5,996,000 24,066,000 14,558,000 -14,283,000 4,968,000 6,446,000 13,831,000 8,363,000 1,314,000 21,143,000 8,087,000 13,775,000 10,985,000 10,224,000   12,680,000 5,092,000   31,347,000 5,773,000   -6,537,000 3,849,000   4,064,000 1,991,000   1,260,000    4,295,000 4,509,000   1,348,000 -367,000   56,559,000 4,981,000   4,496,000 48,000            
          adjustments to reconcile net income to net cash from operating activities:
                                                                              
          non-cash lease expense
                                                                              
          equity in earnings of joint ventures, net of dividend
                                                                              
          loss on extinguishment of debt
             1,823,000                                                            
          gain on contribution of imaging centers into joint venture
                                                                              
          non-cash change in fair value of interest rate swaps
                      -12,451,000                                                        
          loss on impairment
             75,000                                                                
          operating lease liability
                -12,883,000 -11,373,000 -14,808,000 -13,502,000 -15,080,000 -19,346,000 -17,378,000 -16,360,000 -15,859,000 -17,518,000 -18,471,000 -18,273,000 -18,291,000 -10,555,000 -13,169,000 -12,837,000 -17,345,000 -17,110,000 -17,453,000 -16,405,000 -15,863,000                                          
          purchase of property and equipment
                -57,409,000 -40,063,000 -41,157,000 -39,465,000 -55,915,000 -20,845,000 -25,947,000 -36,101,000 -36,558,000 -49,396,000 -34,679,000 -23,375,000 -30,424,000 -16,869,000 -13,110,000 -12,655,000 -51,538,000 -5,884,000 -17,927,000 -17,402,000 -32,940,000 -9,585,000 -17,462,000 -21,187,000 -23,946,000 -8,529,000 -10,160,000 -12,276,000 -30,371,000 -7,141,000 -11,843,000 -17,767,000 -22,500,000 -4,228,000 -7,087,000 -11,823,000 -19,826,000 -7,845,000 -7,097,000 -9,751,000 -17,047,000 -8,702,000 -11,572,000 -15,423,000 -12,926,000 -9,169,000 -9,932,000 -11,385,000 -13,962,000 -8,437,000 -9,368,000 -9,299,000 -15,616,000 -7,158,000 -12,317,000 -7,918,000 -12,900,000 22,774,248 -7,211,000 -8,709,000 -6,885,000 -710,000 
          proceeds from issuance of debt, net of issuance costs
                                                                              
          sale of noncontrolling interests
                                                                              
          payments of contingent consideration and holdbacks
                                                                              
          proceeds from issuance of common stock
                                                                    49,000      
          net increase in cash and cash equivalents
         -37,501,000 -28,436,000 115,829,000 -22,697,000 -8,896,000 7,237,000 214,699,000 184,410,000 4,686,000 -18,767,000   32,828,000 -4,164,000   -16,647,000 10,401,000 109,761,000 -70,927,000  5,156,000 -9,699,000 54,117,000  7,184,000 20,076,000 39,000         20,280,000 -75,000   -35,608,000 30,735,000      -8,121,000    69,000     2,201,000 76,000   -23,835,000 3,986,000        
          proceeds from issuance of new debt, net of issuing costs
                                                                             
          purchase of noncontrolling interests by third party
                                                                             
          payments on contingent consideration and holdbacks
                                                                              
          proceeds from sale of economic interests in majority owned subsidiary, net of taxes
              -72,000                                                                
          amortization of cash flow hedge, net of taxes
            1,033,000  986,000 6,517,000 739,000  921,000 922,000 922,000  924,000 924,000 923,000  920,000                                                    
          purchase of imaging facilities and other acquisitions
            -3,794,000 -5,913,000 -4,977,000            -5,190,000 -7,843,000 -57,075,000  -5,937,000                                                
          equity contributions in existing joint ventures
            -4,147,000                                    -294,000      -261,000 -111,000 -789,000                      
          contribution from noncontrolling partners
              3,400,000                                                                
          non-cash change in fair value of interest rate hedge
              6,755,000 1,890,000 -1,216,000  1,015,000 -4,159,000 4,093,000    -20,819,000 -7,521,000 -2,869,000 -35,000 -11,245,000 -1,995,000 680,000                                                
          proceeds from debt refinancing, net of issuing costs
              -54,000                                                               
          payments on contingent consideration
                -2,105,000                                                             
          amortization of operating lease right-of-use assets
                14,711,000 13,560,000 15,941,000 15,902,000 15,699,000 17,274,000 17,518,000 17,253,000 16,802,000 18,087,000 19,046,000 18,971,000 17,863,000 17,146,000 16,675,000 16,835,000 17,259,000 16,894,000 17,011,000 16,937,000 16,000,000                                          
          loss on sale and disposal of equipment and other
                186,000 1,004,000 527,000 77,000 579,000 1,567,000 -247,000 81,000 1,128,000 1,525,000 2,595,000 -1,567,000 -1,307,000 657,000 341,000 -569,000 771,000 393,000                                             
          purchase of imaging centers and other acquisitions
                -3,530,000  -600,000 -671,000 -9,644,000  -886,000 -25,123,000                                                      
          principal payments on notes payable
                -1,102,000  -877,000                                                            
          contributions from noncontrolling interests
                4,169,000                                                              
          proceeds from sale of economic interest of majority owned subsidiary
                8,713,000                                                              
          proceeds from issuance of common stock, net of issuance costs
                218,385,000 1,000 -371,000                                                            
          amortization and write off of deferred financing costs and loan discount
                                             801,000 1,506,000   1,369,000 1,369,000 1,343,000 1,288,000                          
          change in value of contingent consideration
                                                                              
          accounts payable, accrued expenses and other liabilities
                                                                              
          purchase of imaging centers and other operations
                                                                              
          purchase of intangible assets
                                                                              
          principal payments on notes and leases payable other than term loan debt
                                                                              
          additional deferred finance costs on revolving loan amendment
                                                                             
          proceeds from debt issuance, net of issuance costs
                                                                              
          proceeds from sale of economic interest in majority owned subsidiary
                                                                              
          proceeds from revolving credit facility
                         41,200,000 87,100,000 35,000,000 215,900,000 10,000,000 15,000,000 91,300,000 144,900,000 160,300,000 24,200,000   18,800,000 42,600,000                                    
          payments on revolving credit facility
                         -41,200,000 -87,100,000 -115,000,000 -135,900,000 -10,000,000 -15,000,000 -132,300,000 -131,900,000 -132,300,000 -24,200,000   -18,800,000 -42,600,000 -34,300,000 -105,100,000                                  
          (gain) on contribution of imaging centers into joint venture
                                                                              
          proceeds from sale of economic interest in majority owned subsidiary, net of taxes
                                                                              
          non cash item in other expenses
                                                                              
          proceeds from paycheck protection program loans
                                                                              
          gain on re-measurement of pre-existing interest
                                                                              
          other non cash item in other expenses
                                                                              
          purchase of imaging facilities
                                -4,300,000 -1,000 -24,149,000 -3,000,000 -55,799,000 -3,299,000 -8,275,000 -5,819,000 -4,708,000 -13,000,000 -6,750,000 -3,154,000 -38,000 -1,596,000 -5,007,000 -49,555,000 -6,830,000   -7,617,000 -1,451,000 -360,000 -1,305,000 -2,293,000 -3,625,000 -34,876,000 -700,000 -9,337,000 -580,000 -29,304,000 -2,157,000 -5,186,000 -6,343,000 -27,194,000 -4,771,000 -23,101,000 -6,708,000 3,910,915 -2,106,000 -1,811,000  
          equity investments at fair value
                                  -143,000                                          
          proceeds from the sale of equity interests in a joint venture
                                 132,000                                          
          nulogix return of capital
                                                                             
          contributions from noncontrolling partners
                                                                            
          gain on extinguishment of debt
                                                                              
          deferred rent
                                     3,915,000 609,000 486,000 1,302,000 -2,000 307,000 -146,000 1,976,000 -990,000 -1,730,000   977,000 1,432,000                            
          proceeds from sale of internal use software
                                                                             
          proceeds from sale of noncontrolling interest
                                 5,275,000                                          
          purchase of noncontrolling interests
                                                                              
          net increase increase in cash and cash equivalents
                                                                              
          other non-cash items included in cost of operations
                                                                              
          proceeds from debt issuance, net of issuing costs
                                                                              
          proceeds from payment protection program
                                                                             
          contribution from noncontrolling partner
                                  750,000                                          
          equity in earnings of joint ventures
                               -945,000 -1,955,000  -1,955,000 -2,244,000 -1,873,000 -1,830,000 -2,822,000 -3,748,000 -2,977,000 -5,182,000 -3,450,000 -2,994,000 -1,928,000 -1,638,000 -2,576,000 -3,274,000 -2,279,000 -2,626,000 -1,992,000 -3,207,000 -1,102,000 -2,248,000 -2,009,000 -1,646,000 -1,067,000 -1,713,000 -1,617,000 -1,658,000 -1,206,000 -2,319,000 -909,000 -1,986,000 -1,262,000 905,000 -1,822,000 -2,083,000 -2,224,000 -2,116,000 -2,282,000 -1,971,000 -1,861,000 6,830,544 -1,751,000 -2,453,000 -2,635,000  
          distributions from joint ventures
                                  486,000   3,063,000 14,700,000 4,262,000 2,821,000 1,905,000 2,792,000 1,670,000 2,323,000 -3,000 831,000 60,000 2,038,000 1,476,000 60,000 3,154,000 3,041,000 2,317,000 3,175,000 1,866,000 1,580,000 1,653,000 2,050,000 1,921,000 951,000 2,151,000 1,800,000 1,575,000 -1,415,000 2,482,000 1,422,000 2,504,000 2,578,000 2,581,000 2,663,000 3,095,000 -6,844,333 2,489,000 2,593,000 1,770,000  
          other noncash items included in cost of operations
                                                                             
          provision for bad debts
                                         11,368,000 11,687,000 11,854,000 11,646,000 11,504,000 11,253,000 12,326,000 10,304,000 10,738,000 9,433,000 8,387,000 7,475,000 7,862,000 7,532,000 7,520,000 6,893,000         9,418,000 8,608,000 8,748,000 7,905,000 8,555,000 8,458,000 8,468,000 7,677,000 -24,696,296 8,386,000 8,369,000 7,974,000  
          gain on sale of imaging centers
                                         -845,000       -611,000                           
          non cash severance
                                                                             
          investment at cost
                                         -500,000                                  
          proceeds from sale of imaging and medical practice assets
                                         -571,000                                     
          cash contribution from partner in jv formation
                                                                              
          proceeds from debt issuance
                                  -2,856,000                                            
          amortization deferred financing costs and loan discount
                                   1,046,000 975,000  975,000    873,000                                    
          gain on sale and disposal of equipment and other
                                                                              
          deferred financing costs from debt issuance
                                                                              
          debt discount from debt issuance
                                                                              
          noncash items included in cost of operations
                                    -559,000                                          
          gain on return from common stock
                                                                              
          proceeds from borrowings
                                            1,000    -1,000   210,000,000                     
          payments on senior notes
                                                     -6,876,000 -204,468,000                      
          payments on deferred financing costs and debt discount
                                                                              
          proceeds from sale of noncontrolling interest, net of taxes
                                         -6,000 2,876,000                                    
          cash distribution from new jv partner
                                                                             
          deferred financing costs and debt discount
                                          -4,497,000 -570,000                                  
          purchase of non-controlling interests
                                             -803,000                                 
          proceeds from sale of imaging facilities
                                                          2,300,000         -649,350    
          gain on sale of equipment
                                        -1,936,000                                      
          investments at cost
                                        -2,200,000                                      
          payments on term loan debt/senior notes
                                        -8,270,000    -6,063,000    -6,178,000  -6,179,000 -6,179,000 -5,190,000                          
          proceeds on revolving credit facility
                                            105,100,000                                  
          dividends paid to noncontrolling interests
                                        -759,000    -485,000    -158,000                           -38,000 -21,000  
          gain from return of common stock
                                                                             
          gain on sale and disposal of equipment
                                            -45,000                                  
          gain on return of common stock
                                                                              
          loss on early extinguishment of senior notes
                                                     471,000 15,456,000                      
          deferred financing costs
                                                  -6,650,000       -727,000 1,000 -218,000 -206,000 -168,000        
          net proceeds on revolving credit facility
                                                16,300,000 -24,700,000 9,400,000 -9,800,000                         
          proceeds from the sale of non-controlling interests
                                                                              
          proceeds from issuance of common stock upon exercise of options/warrants
                                               270,000 324,000 760,000 757,000 29,000 469,000     143,000 99,000          
          cash distribution from existing jv partner
                                                                              
          distributions paid to non-controlling interests
                                                                              
          proceeds from sale of non-controlling interests
                                                                              
          net proceeds (repayments) on revolving credit facility
                                                                              
          deferred rent amortization
                                                443,000    925,000 1,527,000 233,000 77,000 343,000 978,000 1,049,000 1,411,000 433,000 618,000 408,000 2,294,000 288,000 363,000 609,000 1,205,000 105,000 -27,000 338,000 1,178,000 359,000 -612,906 240,000 551,000 -177,000  
          accounts payable , accrued expenses and other
                                                 -2,051,000 821,000                            
          proceeds from sale of joint venture interests
                                                                           
          gain on bargain purchase
                                                                         1,385,613    
          gain on sale of imaging centers and de-consolidation of joint venture
                                                                              
          payments on interest rate swaps, net of amounts received
                                                                              
          equity attributable to non-controlling interests
                                                                              
          purchase on non-controlling interests
                                                                              
          amortization of deferred financing costs
                                                      560,000 596,000 552,000                      
          write off of deferred loan costs due to refinance
                                                      665,000                      
          amortization of bond and term loan discounts
                                                      728,000 727,000 616,000    400,000                  
          distributions to noncontrolling interests
                                                      -9,000 -6,000 -133,000 -7,000 -4,000   -4,000 -3,000 -38,000 -26,000 -43,000 -40,000 -38,000 -33,000     87,884     
          accounts payable and accrued expenses
                                                       3,098,000 -11,075,000         2,158,000 220,000 829,000 9,335,000 -7,042,000 14,863,000 -6,902,000 7,337,000 3,988,619 -4,466,000 -2,609,000 3,087,000  
          net proceeds on line of credit
                                                                          -1,406,000 1,406,000 -1,742,000  
          proceeds from, net of payments on, line of credit
                                                        18,100,000    1,500,000 -26,800,000 300,000 -1,200,000 2,700,000 26,700,000 5,600,000 9,800,000 15,900,000          
          amortization of deferred financing cost
                                                         610,000 610,000 609,000 457,000 165,000 767,000 771,000 771,000   719,000 748,000     -2,006,322 669,000    
          gain on de-consolidation of joint venture
                                                                             
          proceeds from insurance claims on damaged equipment
                                                                 271,000            
          purchase of equity interest in joint ventures
                                                         -206,000 -1,079,000 -724,000 -1,836,000 -920,000 -3,594,000 -1,500,000     314,685 -105,000 -210,000  
          proceeds from borrowings upon refinancing
                                                                            
          repayment of debt
                                                                             
          payments to counterparties of interest rate swaps, net of amounts received
                                                             -1,236,000 -1,541,000 -1,546,000 -1,500,000 -1,581,000 -1,655,000 -1,608,000 -1,611,000 -1,599,000         
          provision for bad debt
                                                          7,033,000 6,955,000 6,822,000  6,574,000 6,395,000 6,484,000              
          amortization of bond and term loan discount
                                                          626,000                    
          net (payments on) proceeds from line of credit
                                                          2,400,000                    
          proceeds from sale of noncontrolling interests
                                                            2,640,000                  
          amortization of bond discount
                                                              68,000 67,000 65,000 64,000 61,000 61,000 58,000 57,000 56,000        
          loss on sale of equipment
                                                                    259,000  451,000 51,000 104,000      
          adjustments to reconcile net loss
                                                                              
          to net cash from operating activities:
                                                                              
          net loss on disposal of assets
                                                                         -374,477 72,000 277,000 26,000  
          changes in operating assets and liabilities, net of assets
                                                                              
          acquired and liabilities assumed in purchase transactions:
                                                                              
          proceeds from borrowings on notes payable
                                                                              
          repayment of bebt
                                                                              
          net payments on line of credit
                                                                              
          deferred financing cost amortization
                                                                              
          gain on bargin purchase
                                                                              
          proceeds from sale of imaging equipment
                                                                              
          payments on line of credit
                                                                              
          deferred financing cost interest expense
                                                                       695,000 670,000    670,000  
          payments to counterparties of cash flow hedges
                                                                              
          distributions to counterparties of cash flow hedges
                                                                        -1,581,000 3,146,261 -1,509,000 -1,142,000 -500,000  
          gain from sale of joint venture interests
                                                                              
          adjustment to purchase of radio logix, net of cash acquired
                                                                              
          proceeds from the divestiture of imaging centers
                                                                              
          purchase of covenant not to compete contract
                                                                              
          payments collected on notes receivable
                                                                              
          cash and cah equivalents, beginning of period
                                                                              
          share-based compensation
                                                                          713,000 1,515,000 709,000  
          net increase in cash
                                                                             -29,000 
          net decrease in cash
                                                                              
          the accompanying notes are an integral part of these financial statements
                                                                              
          change in restricted cash
                                                                              
          cash, beginning of period
                                                                             30,000 
          cash, end of period
                                                                             1,000 
          net cash used by investing activities
                                                                             -710,000 
          borrowings on lines of credit
                                                                             1,231,000 
          proceeds from issuance of convertible subordinated note payable
                                                                             1,000,000 
          joint venture distributions
                                                                              
          net cash used by financing activities
                                                                             -1,744,000 
          net patient service
                                                                             24,949,000 
          capitation
                                                                             9,098,000 
          net revenue
                                                                             34,047,000 
          three months ended january 31,
                                                                             2,004 
          net loss as reported
                                                                             -1,305,000 
          deduct: total stock-based employee compensation expense determined under fair value-based method
                                                                             -54,000 
          pro forma net loss
                                                                             -1,359,000 
          loss per share:
                                                                              
          basic and diluted loss per share—as reported
                                                                             -0.03 
          basic and diluted loss per share—pro forma
                                                                             -0.03 
          depreciation and amortization - continuing operations
                                                                              
          depreciation and amortization - discontinued operations
                                                                              
          deferred income tax benefit
                                                                              
          gain on write-downs and settlement of obligations
                                                                              
          loss on sale of assets and operating sites
                                                                              
          employee stock compensation
                                                                              
          imputed interest expense
                                                                              
          minority interest in earnings of continuing subsidiaries
                                                                              
          minority interest in earnings of discontinued subsidiaries
                                                                              
          changes in assets and liabilities:
                                                                              
          unbilled receivables
                                                                              
          accounts payable, accrued expenses and disbursements in transit
                                                                              
          income taxes payable
                                                                              
          acquisition of imaging centers
                                                                              
          proceeds from sale of divisions, centers, and equipment
                                                                              
          proceeds from short and long-term borrowings
                                                                              
          purchase of subordinated debentures
                                                                              
          joint venture proceeds
                                                                              
          cash, beginning of year
                                                                              
          cash, end of year
                                                                              
          cash paid during the year for interest