7Baggers

Union Pacific Corporation
(NYSE:UNP) 

UNP stock logo

Union Pacific Corporation, through its subsidiary, Union Pacific Railroad Company, engages in the railroad business in the United States. The company offers transportation services for grain and grain products, fertilizers, food and refrigerated products, and coal and renewables to grain processors,...

Founded: 1862
Full Time Employees: 31,362
CEO: Jim Vena  
Sector: Industrials
Industry: Railroads

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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 2008-12-31 2008-09-30 2008-06-30 
                                                                            
      operating revenues:
                                                                            
      freight revenues
    5,893,000,000 17,293,000,000 5,927,000,000 5,843,000,000 5,691,000,000 17,043,000,000 5,768,000,000 5,638,000,000 5,616,000,000 17,026,000,000 5,545,000,000 5,569,000,000 5,656,000,000 17,050,000,000 6,109,000,000 5,842,000,000 5,440,000,000 5,297,000,000 5,166,000,000 5,132,000,000 4,649,000,000 4,803,000,000 4,596,000,000 3,972,000,000 4,880,000,000 4,851,000,000 5,146,000,000 5,236,000,000 5,010,000,000 5,387,000,000 5,558,000,000 5,317,000,000 5,122,000,000 5,087,000,000 5,050,000,000 4,906,000,000 4,794,000,000 4,832,000,000 4,837,000,000 4,430,000,000 4,502,000,000 4,863,000,000 5,215,000,000 5,068,000,000 5,251,000,000 16,741,000,000 5,819,000,000 5,661,000,000 5,286,000,000 5,297,000,000 5,250,000,000 5,153,000,000 4,984,000,000 4,931,000,000 5,019,000,000 4,913,000,000 4,823,000,000 4,829,000,000 4,836,000,000 4,595,000,000 4,248,000,000 4,171,000,000 4,187,000,000 3,956,000,000 3,755,000,000 3,541,000,000 3,471,000,000 3,121,000,000 3,240,000,000 4,080,000,000 4,630,000,000 4,349,000,000 
      other revenues
    324,000,000 973,000,000 317,000,000 311,000,000 336,000,000 1,116,000,000 323,000,000 369,000,000 415,000,000 1,152,000,000 396,000,000 394,000,000 400,000,000 1,259,000,000 457,000,000 427,000,000 420,000,000 436,000,000 400,000,000 372,000,000 352,000,000 338,000,000 323,000,000 272,000,000 349,000,000 361,000,000 370,000,000 360,000,000 374,000,000 370,000,000 370,000,000 355,000,000 353,000,000 363,000,000 358,000,000 344,000,000 338,000,000 336,000,000 337,000,000 340,000,000 327,000,000 345,000,000 347,000,000 361,000,000 363,000,000 1,065,000,000 363,000,000 354,000,000 352,000,000 333,000,000 323,000,000 317,000,000 306,000,000 319,000,000 324,000,000 308,000,000 289,000,000 279,000,000 265,000,000 263,000,000 242,000,000 239,000,000 221,000,000 226,000,000 210,000,000 213,000,000 200,000,000 182,000,000 175,000,000 206,000,000 216,000,000 219,000,000 
      total operating revenues
    6,217,000,000 18,266,000,000 6,244,000,000 6,154,000,000 6,027,000,000 18,159,000,000 6,091,000,000 6,007,000,000 6,031,000,000 18,178,000,000 5,941,000,000 5,963,000,000 6,056,000,000 18,309,000,000 6,566,000,000 6,269,000,000 5,860,000,000 5,733,000,000 5,566,000,000 5,504,000,000 5,001,000,000 5,141,000,000 4,919,000,000 4,244,000,000 5,229,000,000 5,212,000,000 5,516,000,000 5,596,000,000 5,384,000,000 5,757,000,000 5,928,000,000 5,672,000,000 5,475,000,000 5,450,000,000 5,408,000,000 5,250,000,000 5,132,000,000 5,168,000,000 5,174,000,000 4,770,000,000 4,829,000,000 5,208,000,000 5,562,000,000 5,429,000,000 5,614,000,000 17,806,000,000 6,182,000,000 6,015,000,000 5,638,000,000 5,630,000,000 5,573,000,000 5,470,000,000 5,290,000,000 5,250,000,000 5,343,000,000 5,221,000,000 5,112,000,000 5,108,000,000 5,101,000,000 4,858,000,000 4,490,000,000 4,410,000,000 4,408,000,000 4,182,000,000 3,965,000,000 3,754,000,000 3,671,000,000 3,303,000,000 3,415,000,000 4,286,000,000 4,846,000,000 4,568,000,000 
      yoy
    3.15% 0.59% 2.51% 2.45% -0.07% -0.10% 2.52% 0.74% -0.41% -0.72% -9.52% -4.88% 3.34% 219.36% 17.97% 13.90% 17.18% 11.52% 13.15% 29.69% -4.36% -1.36% -10.82% -24.16% -2.88% -9.47% -6.95% -1.34% -1.66% 5.63% 9.62% 8.04% 6.68% 5.46% 4.52% 10.06% 6.27% -0.77% -6.98% -12.14% -13.98% -70.75% -10.03% -9.74% -0.43% 216.27% 10.93% 9.96% 6.58% 7.24% 4.30% 4.77% 3.48% 2.78% 4.74% 7.47% 13.85% 15.83% 15.72% 16.16% 13.24% 17.47% 20.08% 26.61% 16.11% -12.41% -24.25% -27.69%     
      qoq
    -65.96% 192.54% 1.46% 2.11% -66.81% 198.13% 1.40% -0.40% -66.82% 205.98% -0.37% -1.54% -66.92% 178.85% 4.74% 6.98% 2.22% 3.00% 1.13% 10.06% -2.72% 4.51% 15.90% -18.84% 0.33% -5.51% -1.43% 3.94% -6.48% -2.88% 4.51% 3.60% 0.46% 0.78% 3.01% 2.30% -0.70% -0.12% 8.47% -1.22% -7.28% -6.36% 2.45% -3.30% -68.47% 188.03% 2.78% 6.69% 0.14% 1.02% 1.88% 3.40% 0.76% -1.74% 2.34% 2.13% 0.08% 0.14% 5.00% 8.20% 1.81% 0.05% 5.40% 5.47% 5.62% 2.26% 11.14% -3.28% -20.32% -11.56% 6.09%  
      operating expenses:
                                                                            
      compensation and benefits
    1,227,000,000 3,683,000,000 1,214,000,000 1,249,000,000 1,212,000,000 3,671,000,000 1,228,000,000 1,187,000,000 1,223,000,000 3,617,000,000 1,201,000,000 1,269,000,000 1,179,000,000 3,367,000,000 1,278,000,000 1,092,000,000 1,101,000,000 1,070,000,000 1,040,000,000 1,022,000,000 1,026,000,000 1,021,000,000 1,008,000,000 905,000,000 1,059,000,000 1,049,000,000 1,134,000,000 1,145,000,000 1,205,000,000 1,280,000,000 1,262,000,000 1,241,000,000 1,273,000,000 1,232,000,000 1,298,000,000 1,197,000,000 1,257,000,000 1,186,000,000 1,191,000,000 1,160,000,000 1,213,000,000 1,220,000,000 1,267,000,000 1,305,000,000 1,369,000,000 3,789,000,000 1,287,000,000 1,246,000,000 1,254,000,000 1,210,000,000 1,196,000,000 1,185,000,000 1,216,000,000 1,135,000,000 1,188,000,000 1,151,000,000 1,211,000,000 1,155,000,000 1,193,000,000 1,166,000,000 1,167,000,000 1,112,000,000 1,092,000,000 1,051,000,000 1,059,000,000 1,018,000,000 999,000,000 976,000,000 1,070,000,000 1,101,000,000 1,123,000,000 1,101,000,000 
      purchased services and materials
    673,000,000 1,943,000,000 683,000,000 642,000,000 631,000,000 1,876,000,000 644,000,000 644,000,000 613,000,000 1,948,000,000 668,000,000 650,000,000 653,000,000 1,816,000,000 626,000,000 622,000,000 561,000,000 538,000,000 510,000,000 478,000,000 490,000,000 492,000,000 508,000,000 441,000,000 521,000,000 531,000,000 574,000,000 573,000,000 576,000,000 582,000,000 632,000,000 630,000,000 599,000,000 585,000,000 615,000,000 597,000,000 566,000,000 553,000,000 566,000,000 570,000,000 569,000,000 589,000,000 589,000,000 600,000,000 643,000,000 1,908,000,000 650,000,000 636,000,000 607,000,000 585,000,000 588,000,000 585,000,000 557,000,000 533,000,000 542,000,000 542,000,000 526,000,000 508,000,000 506,000,000 516,000,000 475,000,000 467,000,000 465,000,000 472,000,000 432,000,000 421,000,000 403,000,000 391,000,000 399,000,000 458,000,000 481,000,000 494,000,000 
      fuel
    643,000,000 1,774,000,000 616,000,000 576,000,000 603,000,000 1,864,000,000 610,000,000 625,000,000 658,000,000 2,189,000,000 702,000,000 664,000,000 766,000,000 2,507,000,000 932,000,000 940,000,000 714,000,000 597,000,000 544,000,000 497,000,000 411,000,000 332,000,000 301,000,000 247,000,000 434,000,000 512,000,000 504,000,000 560,000,000 531,000,000 640,000,000 659,000,000 643,000,000 589,000,000 547,000,000 450,000,000 434,000,000 460,000,000 431,000,000 392,000,000 346,000,000 320,000,000 424,000,000 484,000,000 541,000,000 564,000,000 2,657,000,000 882,000,000 923,000,000 921,000,000 905,000,000 866,000,000 863,000,000 900,000,000 920,000,000 880,000,000 882,000,000 926,000,000 935,000,000 916,000,000 904,000,000 826,000,000 687,000,000 608,000,000 608,000,000 583,000,000 541,000,000 466,000,000 370,000,000 386,000,000 732,000,000 1,135,000,000 1,159,000,000 
      depreciation
    633,000,000 1,847,000,000 618,000,000 613,000,000 610,000,000 1,796,000,000 602,000,000 596,000,000 594,000,000 1,738,000,000 580,000,000 577,000,000 572,000,000 1,683,000,000 563,000,000 559,000,000 555,000,000 556,000,000 553,000,000 550,000,000 549,000,000 557,000,000 555,000,000 551,000,000 547,000,000 559,000,000 557,000,000 551,000,000 549,000,000 555,000,000 547,000,000 546,000,000 543,000,000 532,000,000 528,000,000 525,000,000 520,000,000 520,000,000 512,000,000 504,000,000 502,000,000 517,000,000 507,000,000 497,000,000 491,000,000 1,423,000,000 481,000,000 470,000,000 464,000,000 458,000,000 447,000,000 438,000,000 434,000,000 453,000,000 447,000,000 433,000,000 427,000,000 413,000,000 408,000,000 401,000,000 395,000,000 380,000,000 372,000,000 368,000,000 367,000,000 377,000,000 367,000,000 355,000,000 345,000,000 353,000,000 348,000,000 346,000,000 
      equipment and other rents
    219,000,000 700,000,000 212,000,000 230,000,000 241,000,000 683,000,000 237,000,000 219,000,000 216,000,000 712,000,000 235,000,000 248,000,000 235,000,000 683,000,000 215,000,000 230,000,000 215,000,000 230,000,000 217,000,000 200,000,000 212,000,000 220,000,000 217,000,000 211,000,000 227,000,000 230,000,000 236,000,000 260,000,000 258,000,000 269,000,000 272,000,000 265,000,000 266,000,000 64,000,000 275,000,000 273,000,000 276,000,000 280,000,000 282,000,000 286,000,000 289,000,000 305,000,000 302,000,000 312,000,000 311,000,000 924,000,000 310,000,000 316,000,000 312,000,000 311,000,000 309,000,000 302,000,000 313,000,000 302,000,000 300,000,000 299,000,000 296,000,000 289,000,000 293,000,000 283,000,000 302,000,000 278,000,000 292,000,000 282,000,000 290,000,000 266,000,000 290,000,000 307,000,000 317,000,000 320,000,000 326,000,000 338,000,000 
      other
    364,000,000 1,022,000,000 352,000,000 319,000,000 359,000,000 972,000,000 354,000,000 336,000,000 355,000,000 1,069,000,000 378,000,000 351,000,000 357,000,000 969,000,000 319,000,000 331,000,000 337,000,000 302,000,000 270,000,000 284,000,000 320,000,000 513,000,000 299,000,000 235,000,000 298,000,000 231,000,000 277,000,000 247,000,000 305,000,000 221,000,000 287,000,000 248,000,000 266,000,000 239,000,000 230,000,000 219,000,000 260,000,000 233,000,000 271,000,000 244,000,000 249,000,000 235,000,000 205,000,000 225,000,000 259,000,000 682,000,000 242,000,000 228,000,000 226,000,000 188,000,000 205,000,000 219,000,000 237,000,000 182,000,000 200,000,000 190,000,000 216,000,000 191,000,000 207,000,000 196,000,000 188,000,000 173,000,000 178,000,000 122,000,000 246,000,000 129,000,000 179,000,000 153,000,000 226,000,000 181,000,000 218,000,000 199,000,000 
      total operating expenses
    3,759,000,000 10,969,000,000 3,695,000,000 3,629,000,000 3,656,000,000 10,862,000,000 3,675,000,000 3,607,000,000 3,659,000,000 11,273,000,000 3,764,000,000 3,759,000,000 3,762,000,000 11,025,000,000 3,933,000,000 3,774,000,000 3,483,000,000 3,293,000,000 3,134,000,000 3,031,000,000 3,008,000,000 3,135,000,000 2,888,000,000 2,590,000,000 3,086,000,000 3,112,000,000 3,282,000,000 3,336,000,000 3,424,000,000 3,547,000,000 3,659,000,000 3,573,000,000 3,536,000,000 3,199,000,000 3,396,000,000 3,245,000,000 3,339,000,000 3,203,000,000 3,214,000,000 3,110,000,000 3,142,000,000 3,290,000,000 3,354,000,000 3,480,000,000 3,637,000,000 11,383,000,000 3,852,000,000 3,819,000,000 3,784,000,000 3,657,000,000 3,611,000,000 3,592,000,000 3,657,000,000 3,525,000,000 3,557,000,000 3,497,000,000 3,602,000,000 3,491,000,000 3,523,000,000 3,466,000,000 3,353,000,000 3,097,000,000 3,007,000,000 2,903,000,000 2,977,000,000 2,752,000,000 2,704,000,000 2,552,000,000 2,743,000,000 3,145,000,000 3,631,000,000 3,637,000,000 
      operating income
    2,458,000,000 7,297,000,000 2,549,000,000 2,525,000,000 2,371,000,000 7,297,000,000 2,416,000,000 2,400,000,000 2,372,000,000 6,905,000,000 2,177,000,000 2,204,000,000 2,294,000,000 7,284,000,000 2,633,000,000 2,495,000,000 2,377,000,000 2,440,000,000 2,432,000,000 2,473,000,000 1,993,000,000 2,006,000,000 2,031,000,000 1,654,000,000 2,143,000,000 2,100,000,000 2,234,000,000 2,260,000,000 1,960,000,000 2,210,000,000 2,269,000,000 2,099,000,000 1,939,000,000 2,251,000,000 2,012,000,000 2,005,000,000 1,793,000,000 1,965,000,000 1,960,000,000 1,660,000,000 1,687,000,000 1,918,000,000 2,208,000,000 1,949,000,000 1,977,000,000 6,423,000,000 2,330,000,000 2,196,000,000 1,854,000,000 1,973,000,000 1,962,000,000 1,878,000,000 1,633,000,000 1,725,000,000 1,786,000,000 1,724,000,000 1,510,000,000 1,617,000,000 1,578,000,000 1,392,000,000 1,137,000,000 1,313,000,000 1,401,000,000 1,279,000,000 988,000,000 1,002,000,000 967,000,000 751,000,000 672,000,000 1,141,000,000 1,215,000,000 931,000,000 
      yoy
    3.67% 0.00% 5.50% 5.21% -0.04% 5.68% 10.98% 8.89% 3.40% -5.20% -17.32% -11.66% -3.49% 198.52% 8.26% 0.89% 19.27% 21.64% 19.74% 49.52% -7.00% -4.48% -9.09% -26.81% 9.34% -4.98% -1.54% 7.67% 1.08% -1.82% 12.77% 4.69% 8.14% 14.55% 2.65% 20.78% 6.28% 2.45% -11.23% -14.83% -14.67% -70.14% -5.24% -11.25% 6.63% 225.54% 18.76% 16.93% 13.53% 14.38% 9.85% 8.93% 8.15% 6.68% 13.18% 23.85% 32.81% 23.15% 12.63% 8.84% 15.08% 31.04% 44.88% 70.31% 47.02% -12.18% -20.41% -19.33%     
      qoq
    -66.31% 186.27% 0.95% 6.50% -67.51% 202.03% 0.67% 1.18% -65.65% 217.18% -1.23% -3.92% -68.51% 176.64% 5.53% 4.96% -2.58% 0.33% -1.66% 24.08% -0.65% -1.23% 22.79% -22.82% 2.05% -6.00% -1.15% 15.31% -11.31% -2.60% 8.10% 8.25% -13.86% 11.88% 0.35% 11.82% -8.75% 0.26% 18.07% -1.60% -12.04% -13.13% 13.29% -1.42% -69.22% 175.67% 6.10% 18.45% -6.03% 0.56% 4.47% 15.00% -5.33% -3.42% 3.60% 14.17% -6.62% 2.47% 13.36% 22.43% -13.40% -6.28% 9.54% 29.45% -1.40% 3.62% 28.76% 11.76% -41.10% -6.09% 30.50%  
      operating margin %
    39.54% 39.95% 40.82% 41.03% 39.34% 40.18% 39.67% 39.95% 39.33% 37.99% 36.64% 36.96% 37.88% 39.78% 40.10% 39.80% 40.56% 42.56% 43.69% 44.93% 39.85% 39.02% 41.29% 38.97% 40.98% 40.29% 40.50% 40.39% 36.40% 38.39% 38.28% 37.01% 35.42% 41.30% 37.20% 38.19% 34.94% 38.02% 37.88% 34.80% 34.93% 36.83% 39.70% 35.90% 35.22% 36.07% 37.69% 36.51% 32.88% 35.04% 35.21% 34.33% 30.87% 32.86% 33.43% 33.02% 29.54% 31.66% 30.94% 28.65% 25.32% 29.77% 31.78% 30.58% 24.92% 26.69% 26.34% 22.74% 19.68% 26.62% 25.07% 20.38% 
      other income
    91,000,000 533,000,000 96,000,000 123,000,000 78,000,000 263,000,000 87,000,000 103,000,000 92,000,000 385,000,000 106,000,000 93,000,000 184,000,000 302,000,000 124,000,000 163,000,000 47,000,000 83,000,000 38,000,000 125,000,000 51,000,000 66,000,000 37,000,000 131,000,000 53,000,000 56,000,000 53,000,000 57,000,000 77,000,000 46,000,000 48,000,000 42,000,000 -42,000,000 29,000,000 151,000,000 43,000,000 67,000,000 40,000,000 29,000,000 77,000,000 46,000,000 28,000,000 30,000,000 142,000,000 26,000,000 131,000,000 20,000,000 22,000,000 38,000,000 37,000,000 28,000,000 23,000,000 40,000,000 43,000,000 28,000,000 21,000,000 16,000,000 54,000,000 17,000,000 26,000,000 15,000,000 9,000,000 25,000,000 19,000,000 1,000,000 23,000,000 14,000,000 135,000,000 23,000,000 25,000,000 23,000,000 19,000,000 
      interest expense
    -320,000,000 -982,000,000 -327,000,000 -335,000,000 -322,000,000 -955,000,000 -314,000,000 -319,000,000 -324,000,000 -1,006,000,000 -334,000,000 -339,000,000 -336,000,000 -956,000,000 -315,000,000 -316,000,000 -307,000,000 -295,000,000 -290,000,000 -282,000,000 -290,000,000 -279,000,000 -295,000,000 -289,000,000 -278,000,000 -278,000,000 -266,000,000 -259,000,000 -247,000,000 -240,000,000 -241,000,000 -203,000,000 -186,000,000 -188,000,000 -180,000,000 -179,000,000 -172,000,000 -174,000,000 -184,000,000 -173,000,000 -167,000,000 -164,000,000 -157,000,000 -153,000,000 -148,000,000 -417,000,000 -144,000,000 -138,000,000 -133,000,000 -127,000,000 -138,000,000 -133,000,000 -128,000,000 -128,000,000 -137,000,000 -135,000,000 -135,000,000 -141,000,000 -142,000,000 -148,000,000 -141,000,000 -142,000,000 -153,000,000 -152,000,000 -155,000,000 -153,000,000 -156,000,000 -150,000,000 -141,000,000    
      income before income taxes
    2,229,000,000 6,848,000,000 2,318,000,000 2,313,000,000 2,127,000,000 6,605,000,000 2,189,000,000 2,184,000,000 2,140,000,000 6,284,000,000 1,949,000,000 1,958,000,000 2,142,000,000 6,630,000,000 2,442,000,000 2,342,000,000 2,117,000,000 2,228,000,000 2,180,000,000 2,316,000,000 1,754,000,000 1,793,000,000 1,773,000,000 1,496,000,000 1,918,000,000 1,878,000,000 2,021,000,000 2,058,000,000 1,790,000,000 2,016,000,000 2,076,000,000 1,938,000,000 1,711,000,000 2,092,000,000 1,983,000,000 1,869,000,000 1,688,000,000 1,831,000,000 1,805,000,000 1,564,000,000 1,566,000,000 1,782,000,000 2,081,000,000 1,938,000,000 1,855,000,000 6,137,000,000 2,206,000,000 2,080,000,000 1,759,000,000 1,883,000,000 1,852,000,000 1,768,000,000 1,545,000,000 1,640,000,000 1,677,000,000 1,610,000,000 1,391,000,000 1,530,000,000 1,453,000,000 1,270,000,000 1,011,000,000 1,180,000,000 1,273,000,000 1,146,000,000 834,000,000 872,000,000 825,000,000 736,000,000 554,000,000 1,039,000,000 1,108,000,000 822,000,000 
      income tax expense
    -528,000,000 -1,498,000,000 -530,000,000 -437,000,000 -501,000,000 -1,529,000,000 -518,000,000 -511,000,000 -499,000,000 -1,433,000,000 -421,000,000 -389,000,000 -512,000,000                                                            
      net income
    1,701,000,000 5,350,000,000 1,788,000,000 1,876,000,000 1,626,000,000 5,076,000,000 1,671,000,000 1,673,000,000 1,641,000,000 4,851,000,000 1,528,000,000 1,569,000,000 1,630,000,000 5,103,000,000 1,895,000,000 1,835,000,000 1,630,000,000 1,711,000,000 1,673,000,000 1,798,000,000 1,341,000,000 1,380,000,000 1,363,000,000 1,132,000,000 1,474,000,000 1,403,000,000 1,555,000,000 1,570,000,000 1,391,000,000 1,554,000,000 1,593,000,000 1,509,000,000 1,310,000,000 7,278,000,000 1,194,000,000 1,168,000,000 1,072,000,000 1,144,000,000 1,131,000,000 979,000,000 979,000,000 1,117,000,000 1,300,000,000 1,204,000,000 1,151,000,000 3,810,000,000 1,370,000,000 1,291,000,000 1,088,000,000 1,174,000,000 1,151,000,000 1,106,000,000 957,000,000 1,036,000,000 1,042,000,000 1,002,000,000 863,000,000 964,000,000 904,000,000 785,000,000 639,000,000 775,000,000 778,000,000 711,000,000 516,000,000 551,000,000 517,000,000 468,000,000 362,000,000 661,000,000 703,000,000 531,000,000 
      yoy
    4.61% 5.40% 7.00% 12.13% -0.91% 4.64% 9.36% 6.63% 0.67% -4.94% -19.37% -14.50% 0.00% 198.25% 13.27% 2.06% 21.55% 23.99% 22.74% 58.83% -9.02% -1.64% -12.35% -27.90% 5.97% -9.72% -2.39% 4.04% 6.18% -78.65% 33.42% 29.20% 22.20% 536.19% 5.57% 19.31% 9.50% 2.42% -13.00% -18.69% -14.94% -70.68% -5.11% -6.74% 5.79% 224.53% 19.03% 16.73% 13.69% 13.32% 10.46% 10.38% 10.89% 7.47% 15.27% 27.64% 35.05% 24.39% 16.20% 10.41% 23.84% 40.65% 50.48% 51.92% 42.54% -16.64% -26.46% -11.86%     
      qoq
    -68.21% 199.22% -4.69% 15.38% -67.97% 203.77% -0.12% 1.95% -66.17% 217.47% -2.61% -3.74% -68.06% 169.29% 3.27% 12.58% -4.73% 2.27% -6.95% 34.08% -2.83% 1.25% 20.41% -23.20% 5.06% -9.77% -0.96% 12.87% -10.49% -2.45% 5.57% 15.19% -82.00% 509.55% 2.23% 8.96% -6.29% 1.15% 15.53% 0.00% -12.35% -14.08% 7.97% 4.60% -69.79% 178.10% 6.12% 18.66% -7.33% 2.00% 4.07% 15.57% -7.63% -0.58% 3.99% 16.11% -10.48% 6.64% 15.16% 22.85% -17.55% -0.39% 9.42% 37.79% -6.35% 6.58% 10.47% 29.28% -45.23% -5.97% 32.39%  
      net income margin %
    27.36% 29.29% 28.64% 30.48% 26.98% 27.95% 27.43% 27.85% 27.21% 26.69% 25.72% 26.31% 26.92% 27.87% 28.86% 29.27% 27.82% 29.84% 30.06% 32.67% 26.81% 26.84% 27.71% 26.67% 28.19% 26.92% 28.19% 28.06% 25.84% 26.99% 26.87% 26.60% 23.93% 133.54% 22.08% 22.25% 20.89% 22.14% 21.86% 20.52% 20.27% 21.45% 23.37% 22.18% 20.50% 21.40% 22.16% 21.46% 19.30% 20.85% 20.65% 20.22% 18.09% 19.73% 19.50% 19.19% 16.88% 18.87% 17.72% 16.16% 14.23% 17.57% 17.65% 17.00% 13.01% 14.68% 14.08% 14.17% 10.60% 15.42% 14.51% 11.62% 
      share and per share
                                                                            
      earnings per share - basic
    2.87 8.98 3.02 3.16 2.71 8.35 2.75 2.75 2.69 7.96 2.51 2.58 2.67 8.19 3.05 2.93 2.58 2.67 2.58 2.73 2.01 2.05 2.02 1.67 2.15 2.02 2.22 2.23 1.94 2.13 2.16 1.98 1.69 9.15 1.5 1.45 1.32 1.4 1.36 1.17 1.16 1.32 1.51 1.38 1.31   1.43 2.4 2.56 2.49 2.38 2.05 2.2 2.21 2.11 1.81 1.87 1.61 1.31 1.57 1.58 1.42         
      earnings per share - diluted
    2.87 8.97 3.01 3.15 2.7 8.34 2.75 2.74 2.69 7.94 2.51 2.57 2.67 8.16 3.05 2.93 2.57 2.66 2.57 2.72 2.05 2.01 1.67 2.15 2.02 2.22 2.22 1.93 2.12 2.15 1.98 1.68 9.1 1.5 1.45 1.32 1.39 1.36 1.17 1.16 1.31 1.5 1.38 1.3   1.43 2.38 2.54 2.48 2.37 2.03 2.19 2.19 2.1 1.79 1.98 1.85 1.59 1.29 1.55 1.56 1.4         
      weighted-average number of shares - basic
    593 595 592.4 594.1 601 607.6 607.6 609.4 609.2 609.2 608.7 608.7 610.6 622.7 620.4 625.6 632.2 653.8 648.7 658.5 667.6 677.3 675 677.7 684.3 703.5 699.3 705.5 716.8 750.9 737.4 760.5 776.4 798.4 794.5 804.1 811.5 832.4 829 837.4 844 866.2 862.9 872.2 879.3 897.1  901.5 454.1 463.3 461.7 465.3 467.8 473.1 472 473.8 477.8 485.7 484.2 488.4 489.6 498.2 493 501.8  503    510.6   
      weighted-average number of shares - diluted
    593.6 595.9 593.2 594.8 601.9 608.6 608.6 610.3 610.2 610.2 609.8 609.5 611.5 624 621.5 626.8 633.6 655.4 650.3 660.1 669.2 679.1 676.8 679.2 686.2 706.1 701.9 708 719.5 754.3 740.9 763.7 779.6 801.7 797.6 807.2 814.8 835.4 832.2 840.1 846.7 869.4 865.8 875.2 882.8 901.1  905 456.2 465.8 464.2 467.6 470.5 476.5 475.2 477.2 481.4 489.8 488.1 492.4 494.1 502.9 497.7 506.5  505.8    515   
      income taxes
                 -136,750,000 -547,000,000 -507,000,000 -487,000,000 -359,500,000 -507,000,000 -518,000,000 -413,000,000 -304,500,000 -410,000,000 -364,000,000 -444,000,000 -338,250,000 -466,000,000 -488,000,000 -399,000,000 -328,250,000 -483,000,000 -429,000,000 -401,000,000 -526,500,000 -789,000,000 -701,000,000 -616,000,000 -687,000,000 -674,000,000 -585,000,000 -587,000,000 -665,000,000 -781,000,000 -734,000,000 -704,000,000 -2,327,000,000 -836,000,000 -789,000,000 -671,000,000 -709,000,000 -701,000,000 -662,000,000 -588,000,000 -604,000,000 -635,000,000 -608,000,000 -528,000,000 -566,000,000 -549,000,000 -485,000,000 -372,000,000 -405,000,000 -495,000,000 -435,000,000 -318,000,000 -321,000,000 -308,000,000 -268,000,000 -192,000,000    
      dividends declared per share
                                 0.8 0.8 0.73 0.73 0.665 0.605 0.605 0.605 0.605 0.55 0.55 0.55 0.55 0.55 0.55 0.55 1.41 0.5 0.455 0.91 0.79 0.79 0.69 0.69 0.69 0.6 0.6 0.6 0.6 0.475 0.475 0.38 0.38 0.33 0.33 0.27 0.27 0.27 0.27 0.27 0.27 0.27 0.22 
      earnings per share – basic
                                                 0.383 1.53                  1.02 0.67 1.03 0.93 0.72 0.818 1.39 1.03 
      earnings per share – diluted
                                                 0.383 1.53                  1.01 0.668 1.02 0.92 0.72 0.81 1.38 1.02 
      weighted-average number of shares – basic
                                                  893.2                  504.5  503.1 502.9 502.7  506.6 514.3 
      weighted-average number of shares – diluted
                                                  896.9                  508.7  507 505.3 504.6  511.3 519 
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 
                                                                              
        assets
                                                                              
        current assets:
                                                                              
        cash and cash equivalents
      735,000,000 1,266,000,000 808,000,000 1,060,000,000 1,411,000,000 1,016,000,000 947,000,000 1,137,000,000 925,000,000 1,055,000,000 750,000,000 830,000,000 1,079,000,000 973,000,000 1,267,000,000 788,000,000 909,000,000 960,000,000 1,194,000,000 1,115,000,000 1,183,000,000 1,799,000,000 2,601,000,000 2,706,000,000 1,130,000,000 831,000,000 1,250,000,000 1,049,000,000 1,059,000,000 1,273,000,000 1,810,000,000 1,604,000,000 1,048,000,000 1,275,000,000 1,847,000,000 1,286,000,000 1,049,000,000 1,277,000,000 1,909,000,000 1,830,000,000 2,673,000,000 1,391,000,000 1,078,000,000 2,041,000,000 1,587,000,000 1,586,000,000 1,887,000,000 1,537,000,000 1,857,000,000 1,432,000,000 1,366,000,000 1,845,000,000 1,917,000,000 1,063,000,000 1,130,000,000 1,201,000,000 995,000,000 1,217,000,000 1,647,000,000 1,055,000,000 1,248,000,000 1,086,000,000 1,358,000,000 1,317,000,000 1,753,000,000 1,850,000,000 1,435,000,000 1,656,000,000 1,466,000,000 1,249,000,000 857,000,000 611,000,000 
        short-term investments
      300,000,000 250,000,000    20,000,000 20,000,000 20,000,000 20,000,000 16,000,000 16,000,000   46,000,000 46,000,000 46,000,000 46,000,000 46,000,000 46,000,000 46,000,000 60,000,000 60,000,000 60,000,000 60,000,000 60,000,000 60,000,000 60,000,000 60,000,000 60,000,000 60,000,000 90,000,000 90,000,000 90,000,000 90,000,000 90,000,000 90,000,000 90,000,000 60,000,000 330,000,000 330,000,000                                 
        accounts receivable
      1,986,000,000 1,860,000,000 1,921,000,000 1,915,000,000 1,965,000,000 1,894,000,000 2,036,000,000 2,118,000,000 2,162,000,000 2,073,000,000 1,934,000,000 1,826,000,000 1,955,000,000 1,891,000,000 2,052,000,000 2,052,000,000 1,958,000,000 1,722,000,000 1,679,000,000 1,666,000,000 1,610,000,000 1,505,000,000 1,565,000,000 1,388,000,000 1,669,000,000 1,595,000,000 1,650,000,000 1,809,000,000 1,672,000,000 1,755,000,000 1,792,000,000 1,634,000,000 1,571,000,000 1,493,000,000 1,428,000,000 1,357,000,000 1,279,000,000 1,258,000,000 1,351,000,000 1,373,000,000 1,355,000,000 1,356,000,000 1,508,000,000 1,513,000,000 1,564,000,000 1,611,000,000 1,635,000,000 1,666,000,000 1,542,000,000 1,414,000,000 1,469,000,000 1,468,000,000 1,512,000,000 1,331,000,000 1,583,000,000 1,497,000,000 1,327,000,000 1,401,000,000 1,424,000,000 1,427,000,000 1,275,000,000 1,184,000,000 1,297,000,000 1,250,000,000 1,218,000,000 666,000,000 727,000,000 629,000,000 548,000,000 594,000,000 860,000,000 877,000,000 
        materials and supplies
      838,000,000 787,000,000 782,000,000 774,000,000 747,000,000 769,000,000 775,000,000 807,000,000 770,000,000 743,000,000 770,000,000 742,000,000 728,000,000 741,000,000 794,000,000 790,000,000 726,000,000 621,000,000 664,000,000 688,000,000 659,000,000 638,000,000 649,000,000 668,000,000 692,000,000 751,000,000 771,000,000 775,000,000 780,000,000 742,000,000 789,000,000 772,000,000 808,000,000 749,000,000 742,000,000 726,000,000 760,000,000 717,000,000 690,000,000 660,000,000 716,000,000 736,000,000 741,000,000 762,000,000 744,000,000 712,000,000 736,000,000 739,000,000 705,000,000 653,000,000 683,000,000 654,000,000 655,000,000 660,000,000 680,000,000 646,000,000 682,000,000 614,000,000 607,000,000 630,000,000 582,000,000 534,000,000 504,000,000 496,000,000 506,000,000 475,000,000 490,000,000 507,000,000 446,000,000 450,000,000 569,000,000 580,000,000 
        other current assets
      356,000,000 392,000,000 393,000,000 434,000,000 416,000,000 322,000,000 371,000,000 416,000,000 317,000,000 261,000,000 343,000,000 354,000,000 296,000,000 301,000,000 246,000,000 300,000,000 237,000,000 202,000,000 227,000,000 249,000,000 207,000,000 212,000,000 255,000,000 261,000,000 253,000,000 222,000,000 342,000,000 393,000,000 382,000,000 333,000,000 335,000,000 394,000,000 380,000,000 399,000,000 342,000,000 410,000,000 410,000,000 284,000,000 322,000,000 373,000,000 339,000,000 647,000,000 397,000,000 432,000,000 334,000,000 493,000,000 304,000,000 322,000,000 316,000,000 223,000,000 316,000,000 334,000,000 311,000,000 297,000,000 260,000,000 288,000,000 247,000,000 189,000,000 231,000,000 272,000,000 265,000,000 367,000,000 394,000,000 275,000,000 280,000,000 350,000,000 266,000,000 271,000,000 267,000,000 244,000,000 260,000,000 262,000,000 
        total current assets
      4,215,000,000 4,555,000,000 3,904,000,000 4,183,000,000 4,539,000,000 4,021,000,000 4,149,000,000 4,498,000,000 4,194,000,000 4,148,000,000 3,813,000,000 3,752,000,000 4,058,000,000 3,952,000,000 4,405,000,000 3,976,000,000 3,876,000,000 3,551,000,000 3,810,000,000 3,764,000,000 3,719,000,000 4,214,000,000 5,130,000,000 5,083,000,000 3,804,000,000 3,459,000,000 4,073,000,000 4,086,000,000 3,953,000,000 4,163,000,000 4,816,000,000 4,494,000,000 3,897,000,000 4,006,000,000 4,449,000,000 3,869,000,000 3,588,000,000 3,596,000,000 4,602,000,000 4,566,000,000 5,083,000,000 4,130,000,000 3,942,000,000 4,983,000,000 4,479,000,000 4,679,000,000 4,780,000,000 4,503,000,000 4,679,000,000 3,990,000,000 4,064,000,000 4,543,000,000 4,646,000,000 3,614,000,000 3,946,000,000 3,956,000,000 3,565,000,000 3,727,000,000 4,214,000,000 3,699,000,000 3,677,000,000 3,432,000,000 3,910,000,000 3,702,000,000 4,112,000,000 3,680,000,000 3,217,000,000 3,346,000,000 3,017,000,000 2,813,000,000 2,889,000,000 2,676,000,000 
        investments
      2,954,000,000 2,885,000,000 2,841,000,000 2,785,000,000 2,704,000,000 2,664,000,000 2,649,000,000 2,705,000,000 2,651,000,000 2,605,000,000 2,580,000,000 2,524,000,000 2,439,000,000 2,375,000,000 2,314,000,000 2,287,000,000 2,279,000,000 2,241,000,000 2,273,000,000 2,277,000,000 2,167,000,000 2,164,000,000 2,071,000,000 2,042,000,000 2,078,000,000 2,050,000,000 2,003,000,000 1,989,000,000 1,951,000,000 1,912,000,000 1,887,000,000 1,856,000,000 1,810,000,000 1,809,000,000 1,566,000,000 1,504,000,000 1,480,000,000 1,457,000,000 1,446,000,000 1,408,000,000 1,404,000,000 1,410,000,000 1,373,000,000 1,375,000,000 1,375,000,000 1,390,000,000 1,384,000,000 1,369,000,000 1,344,000,000 1,321,000,000 1,282,000,000 1,272,000,000 1,240,000,000 1,259,000,000 1,235,000,000 1,211,000,000 1,210,000,000 1,175,000,000 1,171,000,000 1,176,000,000 1,157,000,000 1,137,000,000 1,104,000,000 1,064,000,000 1,036,000,000 1,036,000,000 1,013,000,000 990,000,000 947,000,000 974,000,000 1,009,000,000 979,000,000 
        properties
      59,955,000,000 59,645,000,000 59,392,000,000 59,017,000,000 58,710,000,000 58,343,000,000 58,036,000,000 57,835,000,000 57,590,000,000 57,398,000,000 57,010,000,000 56,641,000,000 56,274,000,000 56,038,000,000 55,689,000,000 55,315,000,000 55,064,000,000 54,871,000,000 54,362,000,000 54,148,000,000 54,062,000,000                                                    
        operating lease assets
      907,000,000 1,036,000,000 1,090,000,000 1,193,000,000 1,142,000,000 1,297,000,000 1,345,000,000 1,386,000,000 1,453,000,000 1,643,000,000 1,670,000,000 1,651,000,000 1,700,000,000 1,672,000,000 1,703,000,000 1,706,000,000 1,727,000,000 1,787,000,000 1,630,000,000 1,635,000,000 1,581,000,000 1,610,000,000 1,642,000,000 1,700,000,000 1,773,000,000 1,812,000,000 1,931,000,000 2,076,000,000 2,146,000,000                                            
        other assets
      1,613,000,000 1,577,000,000 1,420,000,000 1,398,000,000 1,397,000,000 1,390,000,000 1,391,000,000 1,393,000,000 1,378,000,000 1,338,000,000 1,467,000,000 1,465,000,000 1,497,000,000 1,412,000,000 1,232,000,000 1,156,000,000 1,105,000,000 1,075,000,000 285,000,000 249,000,000 264,000,000 249,000,000 496,000,000 460,000,000 440,000,000 436,000,000 483,000,000 442,000,000 413,000,000 393,000,000 399,000,000 392,000,000 386,000,000 386,000,000 346,000,000 291,000,000 282,000,000 276,000,000 318,000,000 255,000,000 214,000,000 194,000,000 299,000,000 307,000,000 363,000,000 375,000,000 851,000,000 789,000,000 686,000,000 671,000,000 301,000,000 300,000,000 299,000,000 283,000,000 272,000,000 270,000,000 252,000,000 260,000,000 256,000,000 246,000,000 241,000,000 266,000,000 238,000,000 242,000,000 263,000,000 266,000,000 337,000,000 451,000,000 379,000,000 234,000,000 351,000,000 497,000,000 
        total assets
      69,644,000,000 69,698,000,000 68,647,000,000 68,576,000,000 68,492,000,000 67,715,000,000 67,570,000,000 67,817,000,000 67,266,000,000 67,132,000,000 66,540,000,000 66,033,000,000 65,968,000,000 65,449,000,000 65,343,000,000 64,440,000,000 64,051,000,000 63,525,000,000 62,360,000,000 62,073,000,000 61,793,000,000 62,398,000,000 63,714,000,000 63,555,000,000 62,216,000,000 61,673,000,000 61,978,000,000 61,708,000,000 61,319,000,000 59,147,000,000 59,312,000,000 58,689,000,000 57,789,000,000 57,806,000,000 57,397,000,000 56,478,000,000 55,900,000,000 55,718,000,000 56,305,000,000 55,690,000,000 55,772,000,000 54,600,000,000 53,763,000,000 54,177,000,000 53,145,000,000 52,716,000,000 52,568,000,000 51,562,000,000 50,898,000,000 49,731,000,000 48,958,000,000 49,026,000,000 48,561,000,000 47,153,000,000 47,070,000,000 46,374,000,000 45,336,000,000 45,096,000,000 45,066,000,000 44,029,000,000 43,587,000,000 43,088,000,000 43,001,000,000 42,535,000,000 42,712,000,000 42,410,000,000 41,689,000,000 41,550,000,000 40,199,000,000 39,722,000,000 39,551,000,000 39,112,000,000 
        liabilities and common shareholders' equity
                                                                              
        current liabilities:
                                                                              
        accounts payable and other current liabilities
      3,735,000,000 3,494,000,000 3,699,000,000 3,930,000,000 3,995,000,000 3,829,000,000 3,714,000,000 3,560,000,000 3,801,000,000 3,683,000,000 3,580,000,000 3,504,000,000 3,617,000,000 3,842,000,000 4,034,000,000 3,668,000,000 3,903,000,000 3,578,000,000 3,276,000,000 3,247,000,000 3,306,000,000 3,104,000,000 2,861,000,000 3,289,000,000 3,130,000,000 3,094,000,000 3,166,000,000 3,368,000,000 3,559,000,000 3,160,000,000 3,061,000,000 2,916,000,000 2,855,000,000 3,139,000,000 2,928,000,000 2,875,000,000 3,125,000,000 2,882,000,000 2,850,000,000 2,686,000,000 2,885,000,000 2,612,000,000 2,987,000,000 2,982,000,000 2,974,000,000 3,303,000,000 3,373,000,000 3,319,000,000 3,556,000,000 3,086,000,000 2,964,000,000 3,092,000,000 3,058,000,000 2,923,000,000 3,161,000,000 3,137,000,000 3,133,000,000 3,108,000,000 3,082,000,000 2,974,000,000 2,767,000,000 2,713,000,000 2,526,000,000 2,787,000,000 2,670,000,000 2,470,000,000 2,575,000,000 2,660,000,000 2,545,000,000 2,560,000,000 3,095,000,000 3,209,000,000 
        debt due within one year
      867,000,000 1,520,000,000 1,521,000,000 2,522,000,000 2,227,000,000 1,425,000,000 1,652,000,000 727,000,000 733,000,000 1,423,000,000 1,724,000,000 1,745,000,000 2,592,000,000 1,678,000,000 1,678,000,000 2,334,000,000 1,559,000,000 2,166,000,000 1,835,000,000 1,110,000,000 1,565,000,000 1,069,000,000 1,980,000,000 1,990,000,000 1,511,000,000 1,257,000,000 1,421,000,000 2,297,000,000 1,703,000,000 1,466,000,000 1,468,000,000 1,456,000,000 1,891,000,000 800,000,000 903,000,000 531,000,000 723,000,000 758,000,000 407,000,000 409,000,000 402,000,000 594,000,000 521,000,000 431,000,000 416,000,000 462,000,000 460,000,000 458,000,000 632,000,000 705,000,000 691,000,000 733,000,000 552,000,000 196,000,000 713,000,000 780,000,000 769,000,000 209,000,000 642,000,000 179,000,000 180,000,000 239,000,000 659,000,000 248,000,000 239,000,000 212,000,000 173,000,000 174,000,000 137,000,000 320,000,000 346,000,000 145,000,000 
        total current liabilities
      4,602,000,000 5,014,000,000 5,220,000,000 6,452,000,000 6,222,000,000 5,254,000,000 5,366,000,000 4,287,000,000 4,534,000,000 5,106,000,000 5,304,000,000 5,249,000,000 6,209,000,000 5,520,000,000 5,712,000,000 6,002,000,000 5,462,000,000 5,744,000,000 5,111,000,000 4,357,000,000 4,871,000,000 4,173,000,000 4,841,000,000 5,279,000,000 4,641,000,000 4,351,000,000 4,587,000,000 5,665,000,000 5,262,000,000 4,626,000,000 4,529,000,000 4,372,000,000 4,746,000,000 3,939,000,000 3,831,000,000 3,406,000,000 3,848,000,000 3,640,000,000 3,257,000,000 3,095,000,000 3,287,000,000 3,206,000,000 3,508,000,000 3,413,000,000 3,390,000,000 3,765,000,000 3,833,000,000 3,777,000,000 4,188,000,000 3,791,000,000 3,655,000,000 3,825,000,000 3,610,000,000 3,119,000,000 3,874,000,000 3,917,000,000 3,902,000,000 3,317,000,000 3,724,000,000 3,153,000,000 2,947,000,000 2,952,000,000 3,185,000,000 3,035,000,000 2,909,000,000 2,682,000,000 2,748,000,000 2,834,000,000 2,682,000,000 2,880,000,000 3,441,000,000 3,354,000,000 
        debt due after one year
      29,784,000,000 30,294,000,000 30,286,000,000 30,291,000,000 30,615,000,000 29,767,000,000 29,761,000,000 31,165,000,000 31,195,000,000 31,156,000,000 31,153,000,000 31,557,000,000 31,192,000,000 31,648,000,000 31,744,000,000 29,673,000,000 30,680,000,000 27,563,000,000 27,560,000,000 27,702,000,000 25,117,000,000 25,660,000,000 26,080,000,000 26,439,000,000 26,365,000,000 23,943,000,000 24,314,000,000 22,955,000,000 23,409,000,000 20,925,000,000 20,943,000,000 21,357,000,000 15,697,000,000 16,144,000,000 15,930,000,000 15,229,000,000 14,310,000,000 14,249,000,000 15,205,000,000 14,777,000,000 14,791,000,000 13,607,000,000 12,798,000,000 12,908,000,000 11,884,000,000 11,018,000,000 11,045,000,000 10,385,000,000 9,544,000,000 8,872,000,000 8,764,000,000 9,076,000,000 9,309,000,000 8,801,000,000 8,773,000,000 8,636,000,000 8,066,000,000 8,697,000,000 8,765,000,000 8,759,000,000 9,016,000,000 9,003,000,000 9,060,000,000 9,117,000,000 9,480,000,000 9,636,000,000 9,620,000,000 9,816,000,000 9,058,000,000 8,607,000,000 8,116,000,000 8,154,000,000 
        operating lease liabilities
      619,000,000 738,000,000 764,000,000 831,000,000 758,000,000 925,000,000 934,000,000 988,000,000 1,016,000,000 1,245,000,000 1,244,000,000 1,217,000,000 1,233,000,000 1,300,000,000 1,303,000,000 1,295,000,000 1,291,000,000 1,429,000,000 1,262,000,000 1,256,000,000 1,171,000,000 1,283,000,000 1,293,000,000 1,320,000,000 1,339,000,000 1,471,000,000 1,542,000,000 1,612,000,000 1,663,000,000                                            
        deferred income taxes
      13,475,000,000 13,421,000,000 13,329,000,000 13,029,000,000 13,144,000,000 13,151,000,000 13,199,000,000 13,166,000,000 13,146,000,000 13,123,000,000 13,095,000,000 13,069,000,000 13,084,000,000 13,033,000,000 12,868,000,000 12,777,000,000 12,739,000,000 12,675,000,000 12,500,000,000 12,389,000,000 12,307,000,000 12,247,000,000 12,328,000,000 12,171,000,000 12,088,000,000 11,992,000,000 11,744,000,000 11,574,000,000 11,408,000,000 11,302,000,000 11,270,000,000 11,109,000,000 11,050,000,000 10,936,000,000 16,524,000,000 16,329,000,000 16,157,000,000 15,996,000,000 15,774,000,000 15,593,000,000 15,404,000,000 15,241,000,000 15,062,000,000 14,907,000,000 14,774,000,000 14,680,000,000 14,421,000,000 14,301,000,000 14,229,000,000 14,163,000,000 13,739,000,000 13,477,000,000 13,288,000,000 13,108,000,000 12,858,000,000 12,646,000,000 12,505,000,000 12,368,000,000 12,290,000,000 12,016,000,000 11,788,000,000 11,557,000,000 11,480,000,000 11,189,000,000 11,116,000,000 11,130,000,000 10,595,000,000 10,487,000,000 10,317,000,000 10,282,000,000 10,393,000,000 10,220,000,000 
        other long-term liabilities
      1,746,000,000 1,764,000,000 1,744,000,000 1,715,000,000 1,714,000,000 1,728,000,000 1,726,000,000 1,722,000,000 1,710,000,000 1,714,000,000 1,740,000,000 1,747,000,000 1,796,000,000 1,785,000,000 1,973,000,000 1,983,000,000 1,982,000,000 1,953,000,000 2,010,000,000 2,066,000,000 2,073,000,000 2,077,000,000 1,973,000,000 1,894,000,000 1,792,000,000 1,788,000,000 1,775,000,000 1,731,000,000 1,835,000,000 1,871,000,000 1,925,000,000 1,942,000,000 1,907,000,000 1,931,000,000 1,961,000,000 1,899,000,000 1,862,000,000 1,901,000,000 1,785,000,000 1,803,000,000 1,815,000,000 1,844,000,000 1,796,000,000 1,959,000,000 2,040,000,000 2,064,000,000 1,716,000,000 1,659,000,000 1,665,000,000 1,680,000,000 2,026,000,000 2,124,000,000 2,210,000,000 2,248,000,000 2,016,000,000 2,088,000,000 2,108,000,000 2,136,000,000 1,722,000,000 1,795,000,000 1,790,000,000 1,813,000,000 1,840,000,000 1,871,000,000 1,994,000,000 2,021,000,000 2,297,000,000 2,394,000,000 2,488,000,000 2,506,000,000 1,866,000,000 1,818,000,000 
        commitments and contingencies
                                                                              
        total liabilities
      50,226,000,000 51,231,000,000 51,343,000,000 52,318,000,000 52,453,000,000 50,825,000,000 50,986,000,000 51,328,000,000 51,601,000,000 52,344,000,000 52,536,000,000 52,839,000,000 53,514,000,000 53,286,000,000 53,600,000,000 51,730,000,000 52,154,000,000 49,364,000,000 48,443,000,000 47,770,000,000 45,539,000,000 45,440,000,000 46,515,000,000 47,103,000,000 46,225,000,000 43,545,000,000 43,962,000,000 43,537,000,000 43,577,000,000 38,724,000,000 38,667,000,000 38,780,000,000 33,400,000,000 32,950,000,000 38,246,000,000 36,863,000,000 36,177,000,000 35,786,000,000 36,021,000,000 35,268,000,000 35,297,000,000 33,898,000,000 33,164,000,000 33,187,000,000 32,088,000,000 31,527,000,000 31,015,000,000 30,122,000,000 29,626,000,000 28,506,000,000 28,184,000,000 28,502,000,000 28,417,000,000 27,276,000,000 27,521,000,000 27,287,000,000 26,581,000,000 26,518,000,000 26,501,000,000 25,723,000,000 25,541,000,000 25,325,000,000 25,565,000,000 25,212,000,000 25,499,000,000 25,469,000,000 25,260,000,000 25,531,000,000 24,545,000,000 24,275,000,000 23,816,000,000 23,546,000,000 
        common shareholders' equity:
                                                                              
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,113,365,803 and
                                                                              
        1,113,161,191 issued; 593,675,922 and 593,245,884 outstanding, respectively
      2,783,000,000                                                                        
        paid-in-surplus
      5,621,000,000 5,589,000,000 5,548,000,000 5,505,000,000 5,075,000,000 5,334,000,000 5,297,000,000 5,249,000,000 5,213,000,000 5,193,000,000 5,166,000,000 5,128,000,000 5,099,000,000 5,080,000,000 5,055,000,000 5,030,000,000 4,571,000,000 4,979,000,000 4,947,000,000 4,499,000,000 4,874,000,000 4,864,000,000 4,849,000,000 4,135,000,000 4,112,000,000 4,523,000,000 4,505,000,000 3,954,000,000 3,929,000,000 4,449,000,000 3,803,000,000 3,778,000,000 4,473,000,000 4,476,000,000 4,454,000,000 4,431,000,000 4,406,000,000 4,421,000,000 4,406,000,000 4,393,000,000 4,381,000,000 4,417,000,000 4,400,000,000 4,377,000,000 4,351,000,000 4,321,000,000 4,299,000,000 4,269,000,000 4,233,000,000 4,210,000,000 4,189,000,000 4,162,000,000 4,134,000,000 4,113,000,000 4,097,000,000 4,077,000,000 4,056,000,000 4,031,000,000 4,020,000,000 3,999,000,000 3,988,000,000 3,985,000,000 3,984,000,000 3,978,000,000 3,959,000,000 3,968,000,000 3,960,000,000 3,949,000,000 3,943,000,000 3,949,000,000 3,937,000,000 3,926,000,000 
        retained earnings
      70,411,000,000 69,529,000,000 68,501,000,000 67,532,000,000 66,450,000,000 65,628,000,000 64,677,000,000 63,820,000,000 62,940,000,000 62,093,000,000 61,235,000,000 60,500,000,000 59,724,000,000 58,887,000,000 58,047,000,000 56,958,000,000 55,937,000,000 55,049,000,000 54,094,000,000 53,116,000,000 52,019,000,000 51,326,000,000 50,600,000,000 49,892,000,000 49,419,000,000 48,605,000,000 47,875,000,000 46,997,000,000 46,049,000,000 45,284,000,000 44,313,000,000 43,311,000,000 42,359,000,000 41,317,000,000 34,561,000,000 33,847,000,000 33,167,000,000 32,587,000,000 31,940,000,000 31,266,000,000 30,747,000,000 30,233,000,000 29,583,000,000 28,759,000,000 28,034,000,000 27,367,000,000 26,380,000,000 25,456,000,000 25,962,000,000 25,288,000,000 24,476,000,000 23,690,000,000 22,905,000,000 22,271,000,000 21,560,000,000 20,802,000,000 20,084,000,000 19,508,000,000 18,833,000,000 18,159,000,000 17,607,000,000 17,154,000,000 16,566,000,000 15,951,000,000 15,406,000,000 15,167,000,000 14,752,000,000 14,371,000,000 14,040,000,000 13,813,000,000 13,289,000,000 12,721,000,000 
        treasury stock
      -58,844,000,000 -58,843,000,000 -58,856,000,000 -58,870,000,000 -57,549,000,000 -56,132,000,000 -55,481,000,000 -54,757,000,000 -54,661,000,000 -54,666,000,000 -54,682,000,000 -54,699,000,000 -54,591,000,000 -54,004,000,000 -53,309,000,000 -51,218,000,000 -50,515,000,000 -47,734,000,000 -46,372,000,000 -44,542,000,000 -41,826,000,000 -40,420,000,000 -39,680,000,000 -38,984,000,000 -38,992,000,000 -36,424,000,000 -35,839,000,000 -34,262,000,000 -33,638,000,000 -30,674,000,000 -28,858,000,000 -28,531,000,000 -23,800,000,000 -22,574,000,000 -21,470,000,000 -20,220,000,000 -19,377,000,000 -18,581,000,000 -17,654,000,000 -16,817,000,000 -16,223,000,000 -15,529,000,000 -14,948,000,000 -13,714,000,000 -12,886,000,000 -12,064,000,000 -11,193,000,000 -10,346,000,000 -9,577,000,000 -8,910,000,000 -8,135,000,000 -7,567,000,000 -7,113,000,000 -6,707,000,000 -6,479,000,000 -6,117,000,000 -5,726,000,000 -5,293,000,000 -4,942,000,000 -4,519,000,000 -4,207,000,000 -4,027,000,000 -3,850,000,000 -3,343,000,000 -2,889,000,000 -2,924,000,000 -2,954,000,000 -2,971,000,000 -2,983,000,000 -2,993,000,000   
        accumulated other comprehensive loss
      -553,000,000  -672,000,000 -692,000,000 -720,000,000 -723,000,000 -692,000,000 -606,000,000 -610,000,000 -614,000,000 -497,000,000 -517,000,000 -560,000,000 -582,000,000 -832,000,000 -841,000,000 -878,000,000 -914,000,000 -1,533,000,000 -1,551,000,000 -1,594,000,000 -1,593,000,000 -1,351,000,000 -1,372,000,000 -1,329,000,000 -1,356,000,000 -1,305,000,000 -1,298,000,000 -1,378,000,000 -1,415,000,000 -1,392,000,000 -1,428,000,000 -1,422,000,000 -1,141,000,000 -1,172,000,000 -1,221,000,000 -1,252,000,000 -1,272,000,000 -1,185,000,000 -1,198,000,000 -1,208,000,000 -1,195,000,000 -1,212,000,000 -1,208,000,000 -1,218,000,000 -1,210,000,000 -708,000,000 -714,000,000 -734,000,000 -750,000,000 -1,143,000,000 -1,148,000,000 -1,169,000,000 -1,186,000,000 -1,015,000,000 -1,061,000,000 -1,046,000,000 -1,054,000,000 -732,000,000 -719,000,000 -728,000,000 -734,000,000 -649,000,000 -648,000,000 -648,000,000 -654,000,000 -713,000,000 -714,000,000 -730,000,000 -704,000,000   
        total common shareholders' equity
      19,418,000,000 18,467,000,000 17,304,000,000 16,258,000,000 16,039,000,000 16,890,000,000 16,584,000,000 16,489,000,000 15,665,000,000 14,788,000,000 14,004,000,000 13,194,000,000 12,454,000,000 12,163,000,000 11,743,000,000 12,710,000,000 11,897,000,000 14,161,000,000           17,742,000,000 20,423,000,000 20,645,000,000 19,909,000,000 24,389,000,000 24,856,000,000 19,151,000,000 19,615,000,000 19,723,000,000 19,932,000,000 20,284,000,000 20,422,000,000 20,475,000,000 20,702,000,000 20,599,000,000 20,990,000,000 21,057,000,000                            
        total liabilities and common shareholders' equity
      69,644,000,000 69,698,000,000 68,647,000,000 68,576,000,000 68,492,000,000 67,715,000,000 67,570,000,000 67,817,000,000 67,266,000,000 67,132,000,000 66,540,000,000 66,033,000,000 65,968,000,000 65,449,000,000 65,343,000,000 64,440,000,000 64,051,000,000 63,525,000,000           61,319,000,000 59,147,000,000 59,312,000,000 58,689,000,000 57,789,000,000 57,806,000,000 57,397,000,000 56,478,000,000 55,900,000,000 55,718,000,000 56,305,000,000 55,690,000,000 55,772,000,000 54,600,000,000 53,763,000,000 54,177,000,000 53,145,000,000                            
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,113,161,191 and 1,113,018,733 issued; 593,245,884 and 604,241,260 outstanding, respectively
       2,783,000,000                                                                       
        accumulated other comprehensive income
       -591,000,000                                                                       
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,113,163,706 and
                                                                              
        1,113,018,733 issued; 593,127,096 and 604,241,260 outstanding, respectively
        2,783,000,000                                                                      
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,113,174,759 and
                                                                              
        1,113,018,733 issued; 593,009,409 and 604,241,260 outstanding, respectively
         2,783,000,000                                                                     
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,113,186,248 and
                                                                              
        1,113,018,733 issued; 598,992,024 and 604,241,260 outstanding, respectively
          2,783,000,000                                                                    
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,113,018,733 and 1,112,854,806 issued; 604,241,260 and 609,703,814 outstanding, respectively
           2,783,000,000                                                                   
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,113,023,704 and
                                                                              
        1,112,854,806 issued; 606,908,876 and 609,703,814 outstanding, respectively
            2,783,000,000                                                                  
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,113,031,441 and
                                                                              
        1,112,854,806 issued; 609,727,377 and 609,703,814 outstanding, respectively
             2,783,000,000                                                                 
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,113,042,000 and
                                                                              
        1,112,854,806 issued; 610,088,307 and 609,703,814 outstanding, respectively
              2,783,000,000                                                                
        common shares, 2.50 par value, 1,400,000,000 authorized;
                                                                              
        1,112,854,806 and 1,112,623,886 issued; 609,703,814 and 612,393,321
                                                                              
        outstanding, respectively
               2,782,000,000    2,782,000,000     2,781,000,000 2,781,000,000 2,781,000,000 2,781,000,000 2,781,000,000 2,781,000,000 2,781,000,000 2,780,000,000 2,780,000,000 2,780,000,000 2,780,000,000 2,779,000,000 2,779,000,000 2,779,000,000 2,779,000,000 2,778,000,000 2,778,000,000 2,778,000,000 2,779,000,000 2,777,000,000 2,777,000,000 2,778,000,000 2,778,000,000 2,776,000,000 2,776,000,000 2,776,000,000 2,776,000,000 2,775,000,000 2,775,000,000 2,775,000,000 1,388,000,000 1,387,000,000 1,387,000,000 1,387,000,000 1,387,000,000 1,386,000,000 1,386,000,000 1,386,000,000 1,387,000,000 1,386,000,000 1,386,000,000  1,386,000,000 1,385,000,000  1,385,000,000 1,385,000,000  1,384,000,000      
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,112,868,076 and
                                                                              
        1,112,623,886 issued; 609,563,088 and 612,393,321 outstanding, respectively
                2,782,000,000                                                              
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,112,878,694 and
                                                                              
        1,112,623,886 issued; 609,398,738 and 612,393,321 outstanding, respectively
                 2,782,000,000                                                             
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,112,885,415 and
                                                                              
        1,112,623,886 issued; 609,884,944 and 612,393,321 outstanding, respectively
                  2,782,000,000                                                            
        1,112,623,886 and 1,112,440,400 issued; 612,393,321 and 638,841,656
                                                                              
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,112,618,814 and
                                                                              
        1,112,440,400 issued; 615,789,169 and 638,841,656 outstanding, respectively
                    2,782,000,000                                                          
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,112,629,114 and
                                                                              
        1,112,440,400 issued; 625,168,003 and 638,841,656 outstanding, respectively
                     2,781,000,000                                                         
        common shares, 2.50 par value, 1,400,000,000 authorized; 1,112,643,596 and
                                                                              
        1,112,440,400 issued; 628,202,430 and 638,841,656 outstanding, respectively
                      2,782,000,000                                                        
        1,112,440,400 and 1,112,227,784 issued; 638,841,656 and 671,351,360 outstanding, respectively
                       2,781,000,000                                                       
        liabilities and common shareholders’ equity
                                                                              
        common shareholders’ equity:
                                                                              
        1,112,447,476 and 1,112,227,784 issued; 644,407,285 and 671,351,360
                                                                              
        total common shareholders’ equity
                        13,917,000,000 14,303,000,000 16,254,000,000 16,958,000,000 17,199,000,000 16,452,000,000 15,991,000,000 18,128,000,000 18,016,000,000 18,171,000,000                  21,189,000,000 21,553,000,000 21,440,000,000 21,272,000,000 21,225,000,000 20,774,000,000 20,524,000,000 20,144,000,000 19,877,000,000 19,549,000,000 19,087,000,000 18,755,000,000 18,578,000,000 18,565,000,000 18,306,000,000 18,046,000,000 17,763,000,000 17,436,000,000 17,323,000,000 17,213,000,000 16,941,000,000 16,429,000,000 16,019,000,000 15,654,000,000 15,447,000,000 15,735,000,000 15,566,000,000 
        total liabilities and common shareholders’ equity
                        62,360,000,000 62,073,000,000 61,793,000,000 62,398,000,000 63,714,000,000 63,555,000,000 62,216,000,000 61,673,000,000 61,978,000,000 61,708,000,000                  52,716,000,000 52,568,000,000 51,562,000,000 50,898,000,000 49,731,000,000 48,958,000,000 49,026,000,000 48,561,000,000 47,153,000,000 47,070,000,000 46,374,000,000 45,336,000,000 45,096,000,000 45,066,000,000 44,029,000,000 43,587,000,000 43,088,000,000 43,001,000,000 42,535,000,000 42,712,000,000 42,410,000,000 41,689,000,000 41,550,000,000 40,199,000,000 39,722,000,000 39,551,000,000 39,112,000,000 
        1,112,456,322 and 1,112,227,784 issued; 652,954,892 and 671,351,360
                                                                              
        1,112,478,704 and 1,112,227,784 issued; 665,134,519 and 671,351,360
                                                                              
        net properties
                           54,161,000,000 54,375,000,000 54,270,000,000 54,121,000,000 53,916,000,000 53,488,000,000 53,115,000,000 52,856,000,000 52,679,000,000 52,210,000,000 51,947,000,000 51,696,000,000 51,605,000,000 51,036,000,000 50,814,000,000 50,550,000,000 50,389,000,000 49,939,000,000 49,461,000,000 49,071,000,000 48,866,000,000 48,149,000,000 47,512,000,000 46,928,000,000 46,272,000,000 45,553,000,000 44,901,000,000 44,189,000,000 43,749,000,000 43,311,000,000 42,911,000,000 42,376,000,000 41,997,000,000 41,617,000,000 40,937,000,000 40,309,000,000 39,934,000,000 39,425,000,000 38,908,000,000 38,512,000,000 38,253,000,000 37,749,000,000 37,527,000,000 37,301,000,000 37,428,000,000 37,122,000,000 36,763,000,000 35,856,000,000 35,701,000,000 35,302,000,000 34,960,000,000 
        1,112,227,784 and 1,112,014,480 issued; 671,351,360 and 692,100,651
                                                                              
        1,112,246,049 and 1,112,014,840 issued; 675,033,254 and 692,100,651
                                                                              
        1,112,266,423 and 1,112,014,480 issued; 678,710,739 and 692,100,651
                                                                              
        1,112,277,525 and 1,112,014,480 issued; 678,558,571 and 692,100,651
                                                                              
        1,112,014,480 and 1,111,739,781 issued; 692,100,651 and 725,056,690
                                                                              
        1,112,026,912 and 1,111,739,781 issued; 695,495,657 and 725,056,690
                                                                              
        1,112,046,154 and 1,111,739,781 issued; 704,942,478 and 725,056,690
                                                                              
        1,112,062,832 and 1,111,739,781 issued; 708,456,092 and 725,056,690
                                                                              
        1,111,739,781 and 1,111,371,304 issued; 725,056,690 and 780,917,756
                                                                              
        1,111,778,144 and 1,111,371,304 issued; 737,518,106 and 780,917,756
                                                                              
        1,111,791,910 and 1,111,371,304 issued; 739,460,041 and 780,917,756
                                                                              
        1,111,814,739 and 1,111,371,304 issued; 772,517,399 and 780,917,756
                                                                              
        1,111,371,304 and 1,110,986,415 issued; 780,917,756 and 815,824,413
                                                                              
        1,111,418,228 and 1,110,986,415 issued; 789,834,578 and 815,824,413
                                                                              
        1,111,425,213 and 1,110,986,415 issued; 801,484,015 and 815,824,413
                                                                              
        1,111,444,916 and 1,110,986,415 issued; 809,169,124 and 815,824,413
                                                                              
        1,110,986,415 and 1,110,426,354 issued; 815,824,413 and 849,211,436
                                                                              
        1,110,997,731 and 1,110,426,354 issued; 825,198,874 and 849,211,436
                                                                              
        1,111,013,884 and 1,110,426,354 issued; 834,070,465 and 849,211,436
                                                                              
        1,111,037,931 and 1,110,426,354 issued; 840,938,941 and 849,211,436
                                                                              
        1,110,426,354 and 1,110,100,423 issued; 849,211,436 and 883,366,476
                                                                              
        current deferred income taxes
                                                218,000,000 235,000,000 250,000,000 277,000,000 218,000,000 239,000,000 259,000,000 268,000,000 230,000,000 242,000,000 251,000,000 263,000,000 293,000,000 324,000,000 314,000,000 306,000,000 305,000,000 315,000,000 307,000,000 261,000,000 357,000,000 364,000,000 355,000,000 339,000,000 299,000,000 283,000,000 290,000,000 276,000,000 343,000,000 346,000,000 
        1,110,430,736 and 1,110,100,423 issued; 855,717,446 and 883,366,476
                                                                              
        1,110,448,679 and 1,110,100,423 issued; 869,482,511 and 883,366,476
                                                                              
        1,110,476,743 and 1,110,100,423 issued; 877,373,800 and 883,366,476
                                                                              
        1,110,100,423 and 1,109,657,652 issued; 883,366,476 and 912,001,996
                                                                              
        common shareholders’ equity
                                                                              
        1,110,097,122 and 1,109,657,652 issued; 890,883,634 and 912,001,996
                                                                              
        1,110,115,474 and 1,109,657,652 issued; 899,019,384 and 912,001,996
                                                                              
        common shares, 2.50 par value, 800,000,000 authorized;
                                                                              
        555,066,436 and 554,828,826 issued; 453,006,906 and 456,000,998
                                                                              
        554,828,826 and 554,558,034 issued; 456,000,998 and 469,465,273
                                                                              
        554,832,336 and 554,558,034 issued; 460,791,613 and 469,465,273
                                                                              
        554,840,853 and 554,558,034 issued; 464,363,763 and 469,465,273
                                                                              
        554,858,135 and 554,558,034 issued; 467,137,922 and 469,465,273
                                                                              
        554,558,034 and 554,270,763 issued; 469,465,273 and 479,929,530
                                                                              
        554,558,212 and 554,270,763 issued; 471,131,047 and 479,929,530
                                                                              
        554,569,750 and 554,270,763 issued; 473,569,397 and 479,929,530
                                                                              
        554,578,927 and 554,270,763 issued; 476,914,329 and 479,929,530
                                                                              
        554,270,763 and 553,931,181 issued; 479,929,530 and 491,565,880
                                                                              
        554,276,375 and 553,931,181 issued; 483,366,930 and 491,565,880
                                                                              
        554,288,614 and 553,931,181 issued; 487,935,652 and 491,565,880 outstanding,
                                                                              
        respectively
                                                                 1,386,000,000             
        554,304,730 and 553,931,181 issued; 490,574,164 and 491,565,880
                                                                              
        553,931,181 and 553,497,981 issued; 491,565,880 and 505,039,952
                                                                              
        553,936,791 and 553,497,981 issued; 493,053,819 and 505,039,952 outstanding, respectively
                                                                    1,385,000,000          
        553,948,095 and 553,497,981 issued; 499,794,656 and 505,039,952
                                                                              
        553,967,438 and 553,497,981 issued; 506,104,823 and 505,039,952
                                                                              
        553,497,981 and 552,775,812 issued; 505,039,952 and 503,225,705 outstanding, respectively
                                                                       1,384,000,000       
        553,505,843 and 552,775,812 issued; 504,534,252 and 503,225,705
                                                                              
        common shares, 2.50 par value, 800,000,000 authorized; 553,520,549 and 552,775,812 issued; 504,274,996 and 503,225,705 outstanding, respectively
                                                                         1,384,000,000     
        common shares, 2.50 par value, 800,000,000 authorized; 553,529,362 and 552,775,812 issued; 504,087,959 and 503,225,705 outstanding, respectively
                                                                          1,384,000,000    
        common shares, 2.50 par value, 800,000,000 and 500,000,000 authorized;
                                                                              
        552,775,812 and 276,162,141 issued; 503,225,705 and 260,869,647 outstanding, respectively
                                                                           1,382,000,000   
        common shares, 2.50 par value, 800,000,000 and 500,000,000 authorized; 552,776,344 and 276,162,141 issued; 506,424,860 and 260,869,647 outstanding, respectively
                                                                            1,382,000,000  
        common shares, 2.50 par value, 800,000,000 and 500,000,000 authorized; 552,786,608 and 276,162,141 issued; 511,748,260 and 260,869,647 outstanding, respectively
                                                                             1,382,000,000 
      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 2008-12-31 2008-09-30 
                                                                               
          operating activities
                                                                               
          net income
        1,701,000,000 1,848,000,000 1,788,000,000 1,876,000,000 1,626,000,000 1,762,000,000 1,671,000,000 1,673,000,000 1,641,000,000 1,652,000,000 1,528,000,000 1,569,000,000 1,630,000,000 1,638,000,000 1,895,000,000 1,835,000,000 1,630,000,000 1,711,000,000 1,673,000,000 1,798,000,000 1,341,000,000 1,380,000,000 1,363,000,000 1,132,000,000 1,474,000,000 1,403,000,000 1,555,000,000 1,570,000,000 1,391,000,000 1,554,000,000 1,593,000,000 1,509,000,000 1,310,000,000 7,278,000,000 1,194,000,000 1,168,000,000 1,072,000,000 1,144,000,000 1,131,000,000 979,000,000 979,000,000 1,117,000,000 1,300,000,000 1,204,000,000 1,151,000,000 1,431,000,000 1,370,000,000 1,291,000,000 1,088,000,000 1,174,000,000 1,151,000,000 1,106,000,000 957,000,000 1,036,000,000 1,042,000,000 1,002,000,000 863,000,000 964,000,000 904,000,000 785,000,000 639,000,000 775,000,000 778,000,000 711,000,000 516,000,000 551,000,000 517,000,000 468,000,000 362,000,000 661,000,000 703,000,000 
          adjustments to reconcile net income to cash from operating activities:
                                                                               
          depreciation
        633,000,000 624,000,000 618,000,000 613,000,000 610,000,000 606,000,000 602,000,000 596,000,000 594,000,000 589,000,000 580,000,000 577,000,000 572,000,000 569,000,000 563,000,000 559,000,000 555,000,000 556,000,000 553,000,000 550,000,000 549,000,000 557,000,000 555,000,000 551,000,000 547,000,000 559,000,000 557,000,000 551,000,000 549,000,000 555,000,000 547,000,000 546,000,000 543,000,000 532,000,000 528,000,000 525,000,000 520,000,000 520,000,000 512,000,000 504,000,000 502,000,000 517,000,000 507,000,000 497,000,000 491,000,000 489,000,000 481,000,000 470,000,000 464,000,000 458,000,000 447,000,000 438,000,000 434,000,000 453,000,000 447,000,000 433,000,000 427,000,000 413,000,000 408,000,000 401,000,000 395,000,000 380,000,000 372,000,000 368,000,000 367,000,000 377,000,000 367,000,000 355,000,000 345,000,000 353,000,000 348,000,000 
          deferred and other income taxes
        54,000,000 69,000,000 295,000,000 -116,000,000 -7,000,000 -49,000,000 34,000,000 20,000,000 23,000,000 58,000,000 23,000,000 -16,000,000 52,000,000 82,000,000 87,000,000 33,000,000 60,000,000 -35,000,000 61,000,000 74,000,000 54,000,000 13,000,000 156,000,000 80,000,000 91,000,000 269,000,000 88,000,000 106,000,000 103,000,000 26,000,000 108,000,000 92,000,000 112,000,000 -5,581,000,000 216,000,000 153,000,000 145,000,000 312,000,000 170,000,000 180,000,000 169,000,000                               
          other operating activities
        -26,000,000 -199,000,000 49,000,000 -21,000,000 -22,000,000 39,000,000 16,000,000 12,000,000 -80,000,000 -11,000,000 5,000,000 -9,000,000 -117,000,000 117,000,000 -41,000,000 -9,000,000 -43,000,000 109,000,000 61,000,000 3,000,000 -131,000,000 371,000,000 128,000,000 55,000,000 -64,000,000 -4,000,000 61,000,000 94,000,000 -53,000,000 -21,000,000 65,000,000 -36,000,000 339,000,000 -367,000,000 -34,000,000 25,000,000 94,000,000 -51,000,000 -75,000,000 -53,000,000 -49,000,000 149,000,000 -128,000,000 63,000,000 32,000,000 -288,000,000 46,000,000 14,000,000 -57,000,000 -76,000,000 -67,000,000 -87,000,000 4,000,000 -88,000,000 -47,000,000 -42,000,000 17,000,000 -155,000,000 -49,000,000 -123,000,000 72,000,000 -293,000,000 -201,000,000 36,000,000 -188,000,000 -120,000,000 -46,000,000 -22,000,000 -76,000,000 64,000,000 
          changes in current assets and liabilities:
                                                                               
          accounts receivable
        -126,000,000 61,000,000 -6,000,000 50,000,000 -71,000,000 142,000,000 82,000,000 44,000,000 -89,000,000 -139,000,000 -108,000,000 129,000,000 -59,000,000 161,000,000 -94,000,000 -236,000,000 -43,000,000 -13,000,000 -56,000,000 -105,000,000 60,000,000 -177,000,000 281,000,000 -74,000,000 55,000,000 159,000,000 -137,000,000 83,000,000 37,000,000 -158,000,000 -63,000,000 -78,000,000 -65,000,000 -71,000,000 -78,000,000 -21,000,000 93,000,000 22,000,000 -18,000,000 1,000,000 152,000,000 5,000,000 51,000,000 47,000,000 24,000,000 31,000,000 -124,000,000 -128,000,000 55,000,000 -1,000,000 44,000,000 -181,000,000 252,000,000 -86,000,000 -170,000,000 74,000,000 23,000,000 3,000,000 -152,000,000 -91,000,000 113,000,000 -47,000,000 -32,000,000 -552,000,000 61,000,000 -98,000,000 -81,000,000 46,000,000   
          materials and supplies
        -51,000,000 -5,000,000 -8,000,000 -27,000,000 22,000,000 6,000,000 32,000,000 -37,000,000 -27,000,000 27,000,000 -28,000,000 -14,000,000 13,000,000 53,000,000 -4,000,000 -64,000,000 -105,000,000 43,000,000 24,000,000 -29,000,000 -21,000,000 11,000,000 19,000,000 24,000,000 59,000,000 20,000,000 4,000,000 5,000,000 -38,000,000 47,000,000 -17,000,000 36,000,000 -59,000,000 -7,000,000   -43,000,000 -27,000,000 -30,000,000 56,000,000 20,000,000 5,000,000 21,000,000 -18,000,000 -32,000,000 24,000,000 3,000,000 -34,000,000 -52,000,000 30,000,000 -29,000,000 1,000,000 5,000,000 20,000,000 -34,000,000 36,000,000 -68,000,000 -7,000,000 23,000,000 -48,000,000 -48,000,000 -30,000,000 -8,000,000 10,000,000 -31,000,000 15,000,000 17,000,000 -61,000,000 4,000,000   
          other current assets
        -36,000,000 24,000,000 50,000,000 26,000,000 -75,000,000 23,000,000 35,000,000 -72,000,000 -55,000,000 35,000,000 13,000,000 -13,000,000 -73,000,000 14,000,000 30,000,000 4,000,000 -43,000,000 12,000,000 22,000,000 -2,000,000 -1,000,000 -27,000,000 29,000,000 -37,000,000 1,000,000 99,000,000 73,000,000 -28,000,000 -57,000,000 41,000,000 42,000,000 5,000,000 -112,000,000 67,000,000 56,000,000 18,000,000 -132,000,000 37,000,000 41,000,000 -19,000,000 -37,000,000 83,000,000 15,000,000 -70,000,000 -75,000,000 -189,000,000 18,000,000 -6,000,000 -93,000,000 93,000,000 18,000,000 -23,000,000 -14,000,000 -37,000,000 28,000,000 -41,000,000 -58,000,000 42,000,000 41,000,000 -7,000,000 102,000,000 27,000,000 -119,000,000 5,000,000 70,000,000 -84,000,000 5,000,000 -4,000,000 -23,000,000 16,000,000 2,000,000 
          accounts payable and other current liabilities
        -135,000,000 128,000,000 -121,000,000 33,000,000 -236,000,000 271,000,000 -69,000,000 207,000,000 -220,000,000 166,000,000 -41,000,000 97,000,000 -437,000,000 132,000,000 230,000,000 140,000,000 63,000,000 188,000,000 -77,000,000 140,000,000 -67,000,000 142,000,000 -18,000,000 -29,000,000 -168,000,000 78,000,000 -72,000,000 74,000,000 -259,000,000 50,000,000 80,000,000 124,000,000 -379,000,000 225,000,000 16,000,000 127,000,000 -186,000,000 153,000,000 41,000,000 96,000,000 -58,000,000 -248,000,000 -80,000,000 207,000,000 -155,000,000 -70,000,000 54,000,000 149,000,000 84,000,000 122,000,000 -128,000,000 34,000,000 135,000,000 -238,000,000 24,000,000 4,000,000 25,000,000 26,000,000 108,000,000 207,000,000 54,000,000 187,000,000 -261,000,000 117,000,000 200,000,000 -105,000,000 -85,000,000 115,000,000 -15,000,000 -535,000,000 -114,000,000 
          income and other taxes
        426,000,000 -325,000,000 -143,000,000 -101,000,000 363,000,000 -138,000,000 248,000,000 -532,000,000 335,000,000 18,000,000 154,000,000 -302,000,000 259,000,000 -298,000,000 143,000,000 -473,000,000 355,000,000 86,000,000 -20,000,000 -217,000,000 339,000,000 155,000,000 -454,000,000 180,000,000 289,000,000 -114,000,000 -61,000,000 -294,000,000 240,000,000 53,000,000 81,000,000 -81,000,000 225,000,000 -139,000,000 50,000,000 -396,000,000 434,000,000 -120,000,000 133,000,000 -310,000,000 671,000,000 -460,000,000 104,000,000 -226,000,000 497,000,000                           
          cash from operating activities
        2,440,000,000 2,225,000,000 2,522,000,000 2,333,000,000 2,210,000,000 2,662,000,000 2,651,000,000 1,911,000,000 2,122,000,000 2,395,000,000 2,126,000,000 2,018,000,000 1,840,000,000 2,292,000,000 2,903,000,000 1,931,000,000 2,236,000,000 2,529,000,000 2,284,000,000 2,261,000,000 1,958,000,000 2,547,000,000 1,601,000,000 2,237,000,000 2,155,000,000 2,345,000,000 2,364,000,000 1,941,000,000 1,959,000,000 2,312,000,000 2,341,000,000 2,132,000,000 1,901,000,000 1,832,000,000 1,939,000,000 1,576,000,000 1,883,000,000 2,058,000,000 1,942,000,000 1,352,000,000 2,173,000,000 1,719,000,000 1,852,000,000 1,709,000,000 2,064,000,000 2,027,000,000 2,137,000,000 1,454,000,000 1,767,000,000 1,942,000,000 1,663,000,000 1,694,000,000 1,524,000,000 1,795,000,000 1,590,000,000 1,372,000,000 1,404,000,000 1,539,000,000 1,694,000,000 1,346,000,000 1,294,000,000 1,385,000,000 1,025,000,000 1,039,000,000 656,000,000 1,012,000,000 701,000,000 798,000,000 723,000,000 1,032,000,000 1,202,000,000 
          investing activities
                                                                               
          capital investments
        -937,000,000 -999,000,000 -950,000,000 -936,000,000 -906,000,000 -922,000,000 -831,000,000 -902,000,000 -797,000,000 -1,024,000,000 -975,000,000 -835,000,000 -772,000,000 -930,000,000 -1,045,000,000 -797,000,000 -848,000,000 -991,000,000 -755,000,000 -654,000,000 -536,000,000 -633,000,000 -695,000,000 -792,000,000 -807,000,000 -958,000,000 -935,000,000 -808,000,000 -752,000,000 -1,009,000,000 -814,000,000 -704,000,000 -910,000,000 -859,000,000 -790,000,000 -778,000,000 -811,000,000 -901,000,000 -1,014,000,000 -903,000,000 -687,000,000 -1,327,000,000 -1,116,000,000 -1,106,000,000 -1,101,000,000 -1,120,000,000 -1,158,000,000 -1,175,000,000 -893,000,000 -861,000,000 -905,000,000 -948,000,000 -782,000,000 -862,000,000 -1,060,000,000 -1,012,000,000 -804,000,000 -958,000,000 -891,000,000 -725,000,000 -602,000,000 -796,000,000 -630,000,000 -595,000,000 -461,000,000 -553,000,000 -752,000,000 -553,000,000 -526,000,000 
          free cash flows
        1,503,000,000 1,226,000,000 1,572,000,000 1,397,000,000 1,304,000,000 1,740,000,000 1,820,000,000 1,009,000,000 1,325,000,000 1,371,000,000 1,151,000,000 1,183,000,000 1,068,000,000 1,362,000,000 1,858,000,000 1,134,000,000 1,388,000,000 1,538,000,000 1,529,000,000 1,607,000,000 1,422,000,000 1,914,000,000 906,000,000 1,445,000,000 1,348,000,000 1,387,000,000 1,429,000,000 1,133,000,000 1,207,000,000 1,303,000,000 1,527,000,000 1,428,000,000 991,000,000 973,000,000 1,149,000,000 798,000,000 1,072,000,000 1,157,000,000 928,000,000 449,000,000 1,486,000,000 392,000,000 736,000,000 603,000,000 963,000,000 907,000,000 979,000,000 279,000,000 874,000,000 1,081,000,000 758,000,000 746,000,000 742,000,000 933,000,000 530,000,000 360,000,000 600,000,000 581,000,000 803,000,000 621,000,000 692,000,000 589,000,000 395,000,000 444,000,000 195,000,000 459,000,000 -51,000,000 245,000,000 197,000,000 1,032,000,000 1,202,000,000 
          other investing activities
        -51,000,000 28,000,000 -2,000,000 35,000,000 -32,000,000 23,000,000 -3,000,000 112,000,000 -5,000,000 7,000,000 90,000,000 -67,000,000 -91,000,000 -4,000,000 -26,000,000 5,000,000 -20,000,000 16,000,000 15,000,000 -20,000,000 14,000,000 3,000,000 19,000,000 83,000,000 -8,000,000 14,000,000 -39,000,000 -46,000,000 8,000,000 -3,000,000 -21,000,000 -21,000,000   4,000,000 -19,000,000   -3,000,000 -14,000,000 41,000,000 -18,000,000 -27,000,000 -73,000,000 117,000,000 -8,000,000 -111,000,000 -39,000,000  13,000,000 -16,000,000 -35,000,000 70,000,000 51,000,000 -57,000,000 -39,000,000 23,000,000 -5,000,000 -3,000,000 -66,000,000 -41,000,000 11,000,000 3,000,000 -46,000,000 -14,000,000 35,000,000     
          cash from investing activities
        -988,000,000 -971,000,000 -952,000,000 -901,000,000 -938,000,000 -899,000,000 -834,000,000 -790,000,000 -802,000,000 -1,017,000,000 -976,000,000 -869,000,000 -805,000,000 -912,000,000 -1,019,000,000 -704,000,000 -836,000,000 -917,000,000 -721,000,000 -566,000,000 -505,000,000 -595,000,000 -664,000,000 -610,000,000 -807,000,000 -928,000,000 -897,000,000 -826,000,000 -784,000,000 -977,000,000 -809,000,000 -706,000,000 -919,000,000 -826,000,000 -696,000,000 -721,000,000 -843,000,000 -574,000,000 -981,000,000 -1,166,000,000 -672,000,000 -1,226,000,000 -1,114,000,000 -994,000,000 -1,142,000,000 -924,000,000 -1,147,000,000 -1,273,000,000 -905,000,000 -809,000,000 -857,000,000 -939,000,000 -800,000,000 -767,000,000 -984,000,000 -1,052,000,000 -830,000,000 -878,000,000 -875,000,000 -709,000,000 -657,000,000 -815,000,000 -605,000,000 -573,000,000 -495,000,000 -434,000,000 -589,000,000 -519,000,000 -633,000,000   
          financing activities
                                                                               
          debt repaid
        -1,172,000,000 -4,000,000 -1,015,000,000 -39,000,000 -370,000,000 -6,000,000 -413,000,000 -449,000,000 -1,358,000,000 -11,000,000 -515,000,000 -1,017,000,000 -647,000,000 -106,000,000 -521,000,000 -798,000,000 -866,000,000 -179,000,000 -429,000,000 -644,000,000 -47,000,000 -1,221,000,000 -62,000,000 -465,000,000 -305,000,000 -175,000,000 -38,000,000 -44,000,000 -560,000,000 71,000,000 -512,000,000 -138,000,000 -1,157,000,000 -369,000,000 -27,000,000 -260,000,000 -184,000,000 -532,000,000 -32,000,000 -167,000,000 -282,000,000 -120,000,000 -40,000,000 -63,000,000 -333,000,000 -32,000,000 -38,000,000 -238,000,000 -402,000,000 -423,000,000 -78,000,000 -56,000,000 -83,000,000 -508,000,000 -57,000,000 -121,000,000 -72,000,000 -502,000,000 -57,000,000 -44,000,000 -87,000,000 -479,000,000 -48,000,000 -354,000,000 -531,000,000 -45,000,000 -198,000,000 -47,000,000 -581,000,000   
          dividends paid
        -821,000,000 -818,000,000 -819,000,000 -795,000,000 -804,000,000 -810,000,000 -815,000,000 -793,000,000 -795,000,000 -793,000,000 -792,000,000 -793,000,000 -795,000,000 -797,000,000 -806,000,000 -813,000,000 -743,000,000 -755,000,000 -695,000,000 -700,000,000 -650,000,000 -652,000,000 -655,000,000 -659,000,000 -660,000,000 -673,000,000 -677,000,000 -622,000,000 -626,000,000 -583,000,000 -591,000,000 -557,000,000 -568,000,000 -522,000,000 -480,000,000 -488,000,000 -492,000,000 -497,000,000 -457,000,000 -460,000,000 -465,000,000 -467,000,000 -476,000,000 -479,000,000 -922,000,000 -446,000,000 -410,000,000 -413,000,000 -363,000,000 -365,000,000 -322,000,000 -323,000,000 -323,000,000 -286,000,000 -285,000,000 -286,000,000 -289,000,000 -230,000,000 -233,000,000 -188,000,000 -186,000,000 -164,000,000 -166,000,000 -137,000,000 -135,000,000 -136,000,000 -136,000,000 -136,000,000 -136,000,000   
          debt issued
         -1,000,000 1,996,000,000 400,000,000 400,000,000 400,000,000 1,199,000,000 1,990,000,000 600,000,000 3,490,000,000 300,000,000 1,005,000,000   1,008,000,000 2,996,000,000 994,000,000 2,992,000,000 -100,000,000 100,000,000 5,186,000,000 1,706,000,000 450,000,000 1,099,000,000 986,000,000 200,000,000 100,000,000 455,000,000 150,000,000 1,278,000,000 1,085,000,000 1,097,000,000 1,146,000,000 693,000,000 900,000,000 995,000,000 499,000,000 944,000,000      494,000,000 400,000,000 843,000,000 917,000,000 398,000,000 
          share repurchase programs
         -1,259,000,000 -1,420,000,000 -674,000,000 -731,000,000   -130,000,000 -575,000,000 -785,000,000 -2,024,000,000 -730,000,000 -2,743,000,000 -1,445,000,000 -1,761,000,000 -2,738,000,000 -1,347,000,000 -749,000,000 -400,000,000 -2,556,000,000     -1,201,000,000 -331,000,000                                         
          accelerated share repurchase programs pending final settlement
            -300,000,000            -440,000,000       -400,000,000   -500,000,000                                           
          other financing activities
        12,000,000 18,000,000 11,000,000 23,000,000 20,000,000 -202,000,000 249,000,000 24,000,000 6,000,000 -281,000,000 114,000,000 18,000,000 -7,000,000 13,000,000 -1,000,000 9,000,000 -51,000,000 12,000,000 -2,000,000 -20,000,000 -14,000,000 -4,000,000 2,000,000 6,000,000 -71,000,000 14,000,000 -5,000,000 -6,000,000 -23,000,000 -3,000,000 9,000,000 -30,000,000 -24,000,000 -6,000,000 -3,000,000 -4,000,000 -33,000,000 9,000,000 -6,000,000 -44,000,000 -8,000,000 5,000,000 -3,000,000 -20,000,000  -23,000,000 56,000,000 -23,000,000 9,000,000 2,000,000 11,000,000 -34,000,000 -6,000,000    23,000,000 5,000,000 34,000,000 46,000,000 31,000,000 -62,000,000 11,000,000 8,000,000 18,000,000 1,000,000     
          cash from financing activities
        -1,981,000,000 -804,000,000 -1,823,000,000 -1,771,000,000 -878,000,000 -1,692,000,000 -2,007,000,000 -917,000,000 -1,451,000,000 -1,085,000,000 -1,212,000,000 -1,401,000,000 -927,000,000 -1,677,000,000 -1,414,000,000 -1,343,000,000 -1,453,000,000 -1,867,000,000 -1,484,000,000 -1,734,000,000 -2,073,000,000 -2,752,000,000 -1,043,000,000 -110,000,000 -997,000,000 -1,864,000,000 -1,235,000,000 -1,142,000,000 -1,405,000,000 -1,817,000,000 -1,326,000,000 -870,000,000 -1,209,000,000 -1,578,000,000 -682,000,000 -618,000,000 -1,268,000,000 -2,116,000,000 -882,000,000 -1,029,000,000 -219,000,000 -180,000,000 -1,701,000,000 -261,000,000 -921,000,000 -1,404,000,000 -640,000,000   -1,067,000,000 -1,285,000,000   -1,095,000,000 -677,000,000 -114,000,000 -796,000,000 -1,091,000,000 -227,000,000 -830,000,000 -475,000,000 -842,000,000    -163,000,000      
          net change in cash, cash equivalents, and restricted cash
        -529,000,000 450,000,000 -253,000,000 -339,000,000 394,000,000 71,000,000 -190,000,000 204,000,000 -131,000,000 293,000,000 -62,000,000 -252,000,000 108,000,000 -297,000,000 470,000,000 -116,000,000 -53,000,000                                                       
          cash, cash equivalents, and restricted cash at beginning of year
        1,280,000,000 1,028,000,000 1,074,000,000 987,000,000 983,000,000 1,818,000,000 856,000,000 1,328,000,000                                           
          cash, cash equivalents, and restricted cash at end of period
        751,000,000  -253,000,000 -339,000,000 1,422,000,000  -190,000,000 204,000,000 943,000,000  -62,000,000 -252,000,000 1,095,000,000  470,000,000 -116,000,000 930,000,000  79,000,000 -39,000,000 1,198,000,000  -106,000,000 1,517,000,000 1,207,000,000  232,000,000 -27,000,000 1,098,000,000                                           
          supplemental cash flow information
                                                                               
          non-cash investing and financing activities:
                                                                               
          capital investments accrued but not yet paid
        143,000,000 -59,000,000 33,000,000 -16,000,000 173,000,000 12,000,000 -20,000,000 38,000,000 135,000,000 -50,000,000 -20,000,000 51,000,000 156,000,000 -20,000,000 -69,000,000 84,000,000 157,000,000 112,000,000 47,000,000 5,000,000 99,000,000 14,000,000 11,000,000 -28,000,000 169,000,000 73,000,000 15,000,000 -13,000,000 149,000,000 46,000,000 18,000,000 67,000,000 74,000,000 246,000,000 14,000,000 12,000,000 94,000,000 117,000,000 9,000,000 -3,000,000 100,000,000 -61,000,000 6,000,000 9,000,000 146,000,000 82,000,000 -17,000,000 109,000,000 23,000,000 -9,000,000 12,000,000 107,000,000 16,000,000 -9,000,000 11,000,000 118,000,000 31,000,000 16,000,000 27,000,000 73,000,000 59,000,000 -5,000,000 11,000,000 60,000,000 18,000,000 16,000,000 -10,000,000 72,000,000 -7,000,000 7,000,000 
          cash paid during the period for:
                                                                               
          income taxes, net of refunds
        -59,000,000  -56,000,000 -724,000,000 -61,000,000 -121,000,000 -73,000,000 -1,100,000,000 -46,000,000 -331,000,000 -329,000,000 -791,000,000 -35,000,000 -587,000,000 -440,000,000 -1,026,000,000 -7,000,000 -417,000,000 -529,000,000 -711,000,000 -1,000,000 -289,000,000 -767,000,000 -147,000,000 -11,000,000 -278,000,000 -387,000,000   -360,000,000 -371,000,000 -476,000,000 2,000,000 -555,000,000 -580,000,000   -470,000,000 -417,000,000 -742,000,000 282,000,000 -651,000,000 -587,000,000 -871,000,000 -47,000,000 -585,000,000 -678,000,000 -1,083,000,000 -146,000,000 -491,000,000 -450,000,000 -676,000,000 -39,000,000 -455,000,000 -331,000,000   -351,000,000 -139,000,000   -140,000,000 -453,000,000         
          interest, net of amounts capitalized
        -441,000,000 -228,000,000 -473,000,000 -171,000,000 -439,000,000 -186,000,000 -439,000,000 -172,000,000 -463,000,000 -155,000,000 -485,000,000 -174,000,000 -454,000,000 -176,000,000 -415,000,000 -183,000,000 -382,000,000 -183,000,000 -369,000,000 -141,000,000 -394,000,000 -139,000,000 -422,000,000 -140,000,000 -349,000,000 -178,000,000 -351,000,000 -148,000,000 -356,000,000 -151,000,000 -216,000,000 -131,000,000 -230,000,000 -134,000,000 -196,000,000 -133,000,000 -203,000,000 -112,000,000 -191,000,000 -134,000,000 -215,000,000 -101,000,000 -339,000,000 40,000,000 -192,000,000 -94,000,000 -229,000,000 -53,000,000 -178,000,000 -76,000,000 -201,000,000 -72,000,000 -179,000,000 -87,000,000 -207,000,000 -69,000,000 -198,000,000 -77,000,000 -180,000,000 -113,000,000 -202,000,000 -86,000,000 -212,000,000 -98,000,000 -218,000,000 -91,000,000 -210,000,000 -89,000,000 -188,000,000   
          reconciliation of cash, cash equivalents, and restricted cash
                                                                               
          to the condensed consolidated statement of financial position:
                                                                               
          cash and cash equivalents
        735,000,000  -252,000,000 -351,000,000 1,411,000,000  -190,000,000 212,000,000 925,000,000  -80,000,000 -249,000,000 1,079,000,000  479,000,000 -121,000,000 909,000,000  79,000,000 -68,000,000 1,183,000,000  -105,000,000 1,576,000,000 1,130,000,000  201,000,000 -10,000,000 1,059,000,000                                           
          restricted cash equivalents in other current assets
        9,000,000  -1,000,000 15,000,000 3,000,000  -8,000,000 10,000,000  18,000,000 -3,000,000 7,000,000  -9,000,000 5,000,000 17,000,000  29,000,000 3,000,000  -1,000,000 -59,000,000 65,000,000  31,000,000 -17,000,000 27,000,000                                           
          restricted cash equivalents in other assets
        7,000,000  -3,000,000 8,000,000  8,000,000  9,000,000  4,000,000  12,000,000  12,000,000  12,000,000                                           
          total cash, cash equivalents, and restricted cash equivalents per above
        751,000,000  -253,000,000 -339,000,000 1,422,000,000  -190,000,000                                                                 
          cash, cash equivalents, and restricted cash at end of year
                                                                               
          cash paid during the year for:
                                                                               
          federal income taxes, net of refunds
                                                                               
          state income taxes, net of refunds:
                                                                               
          california
                                                                               
          other
                                                                               
          total state income taxes, net of refunds
                                                                               
          foreign income taxes, net of refunds
                                                                               
          net issued/
               1,000,000 296,000,000   121,000,000 -102,000,000 -2,000,000 -52,000,000 -51,000,000 -100,000,000 200,000,000                                                      
          common shares repurchased but not yet paid
               10,000,000 5,000,000 -1,000,000 -9,000,000 15,000,000  78,000,000 -8,000,000 10,000,000  48,000,000 -23,000,000 55,000,000      23,000,000 -3,000,000 22,000,000    64,000,000  -12,000,000 -2,000,000 43,000,000  3,000,000 55,000,000 7,000,000  48,000,000 21,000,000 15,000,000  -6,000,000 39,000,000   4,000,000 20,000,000  33,000,000        -38,000,000         
          total cash, cash equivalents and restricted cash equivalents per above
                943,000,000  -62,000,000 -252,000,000 1,095,000,000  470,000,000 -116,000,000 930,000,000  79,000,000 -39,000,000 1,198,000,000  -106,000,000 1,517,000,000 1,207,000,000  232,000,000 -27,000,000 1,098,000,000                                           
          term loan renewals
                                                                               
          cash (paid for)/received from:
                                                                               
          maturities of short-term investments
                   46,000,000    30,000,000 16,000,000 24,000,000 24,000,000 35,000,000 31,000,000 5,000,000 70,000,000 10,000,000 15,000,000 15,000,000 90,000,000 30,000,000 60,000,000 30,000,000 60,000,000 270,000,000                                  
          proceeds from asset sales
                   33,000,000 12,000,000 22,000,000 52,000,000 88,000,000 32,000,000 58,000,000 19,000,000 84,000,000 17,000,000 30,000,000 12,000,000 99,000,000 8,000,000 11,000,000 33,000,000 16,000,000 14,000,000 24,000,000 8,000,000 19,000,000 12,000,000 16,000,000 82,000,000 53,000,000 17,000,000 13,000,000 17,000,000 70,000,000 29,000,000 60,000,000 20,000,000 139,000,000 32,000,000 79,000,000 19,000,000 13,000,000 27,000,000 21,000,000 35,000,000 25,000,000 17,000,000 25,000,000 25,000,000 17,000,000 13,000,000 57,000,000 21,000,000 19,000,000 11,000,000 22,000,000 14,000,000 19,000,000 12,000,000 33,000,000 12,000,000 130,000,000 12,000,000 20,000,000 28,000,000 
          gain on non-operating asset dispositions
                                                                               
          purchases of short-term investments
                        -30,000,000 -16,000,000 -24,000,000 -30,000,000 -31,000,000 -5,000,000 -70,000,000 -5,000,000 -10,000,000 -10,000,000 -90,000,000 -30,000,000 -60,000,000 -30,000,000 -90,000,000                                  
          debt exchange
                         -2,000,000   -1,000,000                            -1,000,000                    
          locomotives sold for material credits
                                                                               
          net change in cash, cash equivalents and restricted cash
                          79,000,000 -39,000,000 -620,000,000  -106,000,000 1,517,000,000 351,000,000 -447,000,000 232,000,000 -27,000,000 -230,000,000                                           
          net issuance of commercial paper
                           140,000,000 -15,000,000 -125,000,000 -1,000,000 -1,000,000   172,000,000 299,000,000 -1,000,000 -1,000,000                                         
          adjustments to reconcile net income to cash provided ‎ by operating activities:
                                                                               
          net gain on non-operating asset dispositions
                                             -3,000,000 -3,000,000 -63,000,000 -25,000,000 -6,000,000 -10,000,000               -32,000,000         -6,000,000     
          finance lease financings
                                                                               
          common share repurchases
                                  -1,533,000,000 -642,000,000 -2,987,000,000    -1,166,000,000 -1,131,000,000 -1,271,000,000 -852,000,000 -759,000,000 -1,005,000,000 -848,000,000 -546,000,000 -706,000,000 -670,000,000 -1,190,000,000 -813,000,000 -792,000,000 -913,000,000 -862,000,000 -806,000,000 -644,000,000 -786,000,000 -599,000,000 -459,000,000 -374,000,000 -295,000,000 -346,000,000 -400,000,000 -433,000,000 -382,000,000 -428,000,000 -360,000,000 -248,000,000 -230,000,000 -597,000,000         
          net issuance/
                                                                               
          capital lease financings
                                                          57,000,000    34,000,000 52,000,000 68,000,000     100,000,000   
          adjustments to reconcile net income to cash provided by operating activities:
                                                                               
          net change in cash and cash equivalents
                                      206,000,000 556,000,000 -227,000,000  561,000,000 237,000,000 -228,000,000 -632,000,000 79,000,000 -843,000,000 1,282,000,000 313,000,000 -963,000,000 454,000,000 1,000,000 -301,000,000 350,000,000 -320,000,000 425,000,000 66,000,000 -479,000,000 -72,000,000 854,000,000 -67,000,000 -71,000,000 206,000,000 -222,000,000 -430,000,000 592,000,000 -193,000,000 162,000,000 -272,000,000 41,000,000 -436,000,000 -97,000,000 415,000,000 -221,000,000 190,000,000 217,000,000   
          cash and cash equivalents at beginning of year
                                      1,275,000,000 1,277,000,000 1,391,000,000 1,586,000,000 1,432,000,000 1,063,000,000 1,217,000,000 1,086,000,000 1,850,000,000 1,249,000,000 
          cash and cash equivalents at end of period
                                      206,000,000 556,000,000 1,048,000,000  561,000,000 237,000,000 1,049,000,000  79,000,000 -843,000,000 2,673,000,000  -963,000,000 454,000,000 1,587,000,000  350,000,000 -320,000,000 1,857,000,000  -479,000,000 -72,000,000 1,917,000,000  -71,000,000 206,000,000 995,000,000  592,000,000 -193,000,000 1,248,000,000  41,000,000 -436,000,000 1,753,000,000  -221,000,000 190,000,000 1,466,000,000  246,000,000 
          cash and cash equivalents at end of year
                                                                               
          cash dividends declared but not yet paid
                                                     -2,000,000 36,000,000 -3,000,000 407,000,000 -3,000,000 43,000,000 -2,000,000 318,000,000 39,000,000 -1,000,000 -2,000,000 282,000,000 59,000,000 -3,000,000 45,000,000 183,000,000    133,000,000 132,000,000 22,000,000 
          cash paid for:
                                                                               
          purchase of short-term investments
                                                                               
          cash received from /
                                                                               
          deferred income taxes and unrecognized tax benefits
                                                  118,000,000 129,000,000 108,000,000 606,000,000 134,000,000 80,000,000 75,000,000 86,000,000 272,000,000 181,000,000 184,000,000 397,000,000 216,000,000 150,000,000 124,000,000 265,000,000 262,000,000 287,000,000 172,000,000 239,000,000 314,000,000 65,000,000 54,000,000 409,000,000 104,000,000 190,000,000 20,000,000 222,000,000 165,000,000 
          acquisition of equipment pending financing
                                                             -57,000,000    -49,000,000 -36,000,000     116,000,000 -103,000,000 -113,000,000   
          proceeds from sale of assets financed
                                                             57,000,000    49,000,000 36,000,000         2,000,000 211,000,000 
          income and other taxes payable
                                                        386,000,000                       
          cash (used in)/provided by financing activities
                                                        -437,000,000                       
          cash provided by/(used in) financing activities
                                                            130,000,000           -902,000,000 -258,000,000   -89,000,000 127,000,000   
          cash (paid)/refunded for:
                                                                               
          income taxes
                                                                102,000,000    147,000,000    136,000,000  -185,000,000 -147,000,000 59,000,000   
          settlement of current liabilities for debt
                                                                             
          net gain on non-operating asset disposition
                                                                               
          dividends declared but not yet paid
                                                                      -4,000,000         
          stock-based compensation expense
                                                                            12,000,000 17,000,000 17,000,000 
          net gain from asset sales
                                                                               
          changes in current assets and liabilities
                                                                            12,000,000   
          cash received from option exercises
                                                                               
          treasury shares repurchased for employee payroll taxes
                                                                               
          excess tax benefits from equity compensation plans
                                                                            2,000,000 2,000,000 12,000,000 
          total
                                                                            12,000,000   
          cash received for option exercises
                                                                             4,000,000 17,000,000