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Pinnacle West Capital Quarterly Balance Sheets Chart

Quarterly
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Annual
 
 Cash and Cash Eq  
 Account Payables  
20200930 20201231 20210331 20210630 20210930 20211231 20220331 20220630 20220930 20221231 20230331 20230630 20230930 20231231 20240331 20240630 20240930 20241231 20250331 20250630 095.52191.05286.57382.09477.62573.14668.66Milllion

Pinnacle West Capital Quarterly Balance Sheets Table

Quarterly
 | 
Annual
 
Unit: USD2025-06-30 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 2013-12-31 2012-12-31 2011-12-31 2010-12-31 2009-12-31 2008-12-31 2007-12-31 2006-12-31 2005-12-31 2004-12-31 2004-09-30 2004-06-30 2004-03-31 2003-09-30 
                                                            
  assets                                                          
  current assets                                                          
  cash and cash equivalents18,841,000 10,047,000 3,838,000 49,171,000 4,007,000 9,634,000 4,955,000 15,108,000 7,658,000 6,951,000 4,832,000 7,032,000 29,189,000 13,968,000 9,969,000 25,688,000 14,146,000 17,202,000 59,968,000 181,926,000 6,763,000 63,139,000 10,283,000 29,852,000 1,648,000 6,109,000 5,766,000 64,991,000 3,839,000 15,440,000 13,892,000 10,674,000 4,953,000 3,028,000 8,881,000 48,267,000 43,040,000 14,484,000 39,488,000 13,007,000 13,557,000 11,664,000 7,604,000 10,471,000 9,526,000 26,202,000 33,583,000 110,188,000 145,378,000 105,245,000 56,321,000 87,210,000 154,003,000 163,366,000 373,064,000 271,816,000 19,194,000 201,746,000 
  customer and other receivables569,656,000 430,726,000 525,608,000 839,094,000 564,399,000 425,716,000 513,892,000 664,936,000 474,548,000 449,096,000 453,209,000 603,197,000 420,288,000 324,659,000 391,923,000 430,150,000 357,130,000 263,126,000 313,576,000 417,415,000 279,480,000 258,874,000 266,426,000 361,951,000 263,836,000 249,568,000 267,887,000 370,714,000 321,053,000 212,188,000 305,147,000 425,558,000 293,266,000 191,175,000 250,491,000 325,029,000 278,900,000 215,808,000 274,691,000 362,185,000 289,236,000 242,457,000 297,740,000 391,179,000 299,904,000 277,225,000 284,183,000 324,207,000 301,915,000 292,682,000 456,007,000 501,628,000 502,681,000 367,863,000 428,947,000 334,856,000 288,810,000  
  accrued unbilled revenues272,327,000 176,769,000 176,903,000 261,841,000 314,718,000 166,479,000 167,553,000 226,998,000 216,740,000 143,276,000 164,764,000 221,023,000 234,523,000 132,765,000 133,980,000 190,531,000 223,918,000 122,034,000 132,197,000 175,341,000 191,578,000 93,434,000 128,165,000 155,836,000 193,657,000 114,077,000 137,170,000 196,373,000 207,887,000 118,989,000 112,434,000 151,976,000 213,703,000 101,226,000 107,949,000 150,531,000 197,571,000 89,795,000 96,240,000 162,269,000 185,216,000 94,400,000 100,533,000 156,036,000 96,796,000 94,845,000 125,239,000 103,292,000           
  allowance for doubtful accounts-17,449,000 -23,039,000 -24,849,000 -18,347,000 -15,826,000 -19,224,000 -22,433,000 -20,648,000 -19,806,000 -22,112,000 -23,778,000 -23,999,000 -23,147,000 -24,666,000 -25,354,000 -25,303,000 -22,769,000 -20,405,000 -19,782,000 -18,069,000 -11,579,000 -8,366,000 -8,171,000 -7,282,000 -3,095,000 -2,455,000 -4,069,000 -5,215,000 -3,769,000 -2,046,000 -2,513,000 -3,051,000 -2,151,000 -1,946,000 -3,037,000 -3,608,000 -2,755,000 -2,427,000 -3,125,000 -3,721,000 -2,518,000 -2,560,000 -3,094,000 -3,462,000    -7,981,000 -6,153,000 -3,383,000 -4,782,000 -5,597,000 -4,979,000 -4,896,000 -5,059,000 -4,682,000 -4,738,000  
  materials and supplies509,269,000 488,009,000 469,022,000 473,847,000 484,000,000 438,943,000 444,344,000 443,852,000 442,735,000 425,457,000 410,481,000 386,703,000 371,655,000 358,287,000 349,135,000 351,148,000 340,672,000 314,702,000 314,745,000 322,017,000 318,368,000 323,545,000 331,091,000 293,899,000 289,928,000 280,857,000 269,065,000 268,184,000 263,370,000 257,815,000 264,012,000 257,455,000 258,134,000 252,598,000 253,979,000 250,789,000 241,612,000 234,179,000 234,234,000 234,987,000 231,101,000 221,276,000 218,889,000 230,220,000 221,682,000 218,096,000 204,387,000 181,414,000 176,020,000 173,252,000 149,759,000 125,802,000 109,736,000 101,333,000 98,943,000 95,728,000 96,413,000 93,443,000 
  fossil fuel17,670,000 16,203,000 32,420,000 54,193,000 65,045,000 50,230,000 49,203,000 49,977,000 50,057,000 39,571,000 40,155,000 53,087,000 29,827,000 20,772,000 18,032,000 29,893,000 25,074,000 24,396,000 19,552,000 17,060,000 17,257,000 16,930,000 14,829,000 18,527,000 25,453,000 26,294,000 25,029,000 40,398,000 47,591,000 48,062,000 25,258,000 27,013,000 29,890,000 30,656,000 28,608,000 34,745,000 36,768,000 44,227,000 45,697,000 43,536,000 43,196,000 44,705,000 37,097,000 32,836,000 38,028,000 31,334,000 22,000,000 21,575,000 39,245,000 29,752,000 27,792,000 21,973,000 23,658,000 20,512,000 22,892,000 25,978,000 24,385,000 29,524,000 
  assets from risk management activities10,903,000 77,550,000 10,578,000 641,000 760,000 78,000 6,808,000 11,376,000 12,105,000 16,095,000 87,835,000 164,794,000 137,028,000 206,102,000 63,481,000 126,595,000 82,309,000 22,611,000 2,931,000 13,875,000 710,000 2,108,000 515,000 817,000 459,000 763,000 1,113,000 1,224,000 3,316,000 1,994,000 1,931,000 358,000 307,000 4,222,000 19,694,000 6,235,000 16,676,000 16,089,000 15,905,000 13,654,000 14,722,000 13,658,000 13,785,000 11,863,000 17,169,000 25,699,000 30,264,000 73,788,000 50,619,000          
  deferred fuel and purchased power regulatory asset182,412,000 228,036,000 287,597,000 367,274,000 322,667,000 387,737,000 463,195,000 526,666,000 433,279,000 469,962,000 460,561,000 445,025,000 390,013,000 354,816,000 388,148,000 375,181,000 300,912,000 228,609,000 175,835,000 162,111,000 101,425,000 77,730,000 70,137,000 59,474,000 30,559,000 7,583,000 37,164,000 65,726,000 74,898,000 74,585,000 75,637,000 73,966,000 48,122,000 17,625,000 12,465,000 8,132,000       6,926,000 15,911,000 20,755,000 72,692,000 27,549,000   7,984,000 110,928,000 160,268,000 172,756,000      
  other regulatory assets121,436,000 94,034,000 133,372,000 150,093,000 169,266,000 191,132,000 162,562,000 103,653,000 128,600,000 130,840,000 78,318,000 94,676,000 119,163,000 131,444,000 130,376,000 122,719,000 119,890,000 111,271,000 115,878,000 110,759,000 150,169,000 147,741,000 133,070,000 138,033,000 153,900,000 127,642,000 129,738,000 143,849,000 154,661,000 178,490,000 172,451,000 184,351,000 172,606,000 138,316,000 94,410,000 114,088,000   149,555,000 139,766,000 134,578,000 147,869,000 129,808,000 94,004,000 76,388,000 71,257,000 69,072,000  781,714,000 787,506,000 514,353,000 686,016,000 151,123,000      
  other current assets102,843,000 90,995,000 74,915,000 86,759,000 139,563,000 131,257,000 101,417,000 108,314,000 101,581,000 77,551,000 60,091,000 65,019,000 89,609,000 69,474,000 83,896,000 82,546,000 81,901,000 86,238,000 76,627,000 67,926,000 75,796,000 82,573,000 61,958,000 67,985,000 72,222,000 65,951,000 56,128,000 60,946,000 45,865,000 51,887,000 48,039,000 45,905,000 45,301,000 48,565,000 45,028,000 43,284,000 42,979,000 40,480,000 37,242,000 38,439,000 44,827,000 45,135,000 38,817,000 40,673,000 39,895,000 37,102,000 26,904,000 28,362,000 27,465,000 21,847,000 34,738,000 68,924,000 75,869,000 47,654,000 40,935,000 45,938,000 73,432,000 98,963,000 
  total current assets1,787,908,000 1,589,330,000 1,689,404,000 2,264,566,000 2,048,599,000 1,781,982,000 1,926,967,000 2,161,938,000 1,851,737,000 1,748,386,000 1,750,554,000 2,016,557,000 1,798,148,000 1,594,593,000 1,551,100,000 1,709,148,000 1,523,183,000 1,169,784,000 1,198,319,000 1,454,686,000 1,147,089,000 1,078,307,000 1,030,030,000 1,133,155,000 1,028,567,000 876,389,000 924,991,000 1,207,190,000 1,118,711,000 957,404,000 1,016,288,000 1,174,205,000 1,068,204,000 794,996,000 822,219,000 977,492,000 963,387,000 826,025,000 890,516,000 1,061,979,000 1,031,756,000 935,442,000 973,435,000 1,040,932,000 1,043,609,000 1,005,726,000 956,470,000 931,930,000 928,737,000 882,482,000 947,447,000 1,474,662,000 1,891,392,000 1,137,130,000 1,258,767,000 1,062,220,000 738,364,000  
  investments and other assets                                                          
  nuclear decommissioning trusts1,337,858,000 1,286,101,000 1,282,845,000 1,300,012,000 1,245,593,000 1,239,024,000 1,201,246,000 1,120,463,000 1,162,397,000 1,125,617,000 1,073,410,000 1,025,913,000 1,076,088,000 1,227,465,000  1,225,485,000 1,223,088,000                                          
  other special use funds423,332,000 415,401,000 408,357,000 387,499,000 367,804,000 364,225,000 362,781,000 368,159,000 351,998,000 352,877,000 347,231,000 359,394,000 346,406,000 349,042,000 358,410,000 374,843,000 358,436,000 357,506,000 254,509,000 268,292,000 253,332,000 252,723,000 245,095,000 243,982,000 241,558,000 238,207,000 236,101,000 233,740,000 216,338,000 217,992,000                             
  other assets140,619,000 133,136,000 115,095,000 122,359,000 119,395,000 106,830,000 102,845,000 102,863,000 127,318,000 147,430,000 125,672,000 121,346,000 117,573,000 105,605,000 97,884,000 160,185,000 112,091,000 88,487,000 92,922,000 96,855,000 92,295,000 97,822,000 96,953,000 102,116,000 97,322,000 99,446,000 103,247,000 106,988,000 59,137,000 58,177,000 84,531,000 88,818,000 71,121,000 70,025,000 69,063,000 68,977,000 54,401,000 52,679,000 52,518,000 52,486,000 51,987,000 51,449,000 54,047,000 60,427,000 60,875,000 62,694,000 64,588,000 116,216,000 110,091,000 117,935,000 117,941,000 111,388,000 111,931,000 107,212,000 103,728,000 137,582,000 95,810,000 34,101,000 
  total investments and other assets1,936,012,000 1,866,013,000 1,812,277,000 1,809,870,000 1,732,792,000 1,710,079,000 1,666,872,000 1,594,656,000 1,654,746,000 1,643,006,000 1,590,707,000 1,593,517,000 1,651,914,000 1,773,633,000 1,797,959,000 1,760,513,000 1,693,615,000 1,605,692,000 1,485,866,000 1,434,984,000 1,369,660,000 1,270,971,000 1,352,823,000 1,313,771,000 1,289,328,000 1,256,962,000 1,190,482,000 1,247,415,000 1,149,118,000 1,137,608,000 955,582,000 932,490,000 893,420,000 875,073,000 848,650,000 848,730,000 827,281,000 813,245,000 799,820,000 779,805,000 794,082,000 797,235,000 785,533,000 768,091,000 726,697,000 669,210,000 627,643,000 625,134,000 673,511,000 909,958,000 1,119,801,000 1,148,378,000 1,394,407,000 981,651,000 969,899,000 949,410,000 862,846,000  
  property, plant and equipment                                                          
  plant in service and held for future use25,895,037,000 26,326,246,000 25,860,950,000 25,262,439,000 25,013,171,000 24,461,914,000 24,211,167,000 23,939,969,000 23,667,333,000 22,624,104,000 22,452,146,000 22,275,468,000 22,167,179,000 21,844,618,000 21,688,661,000 21,391,019,000 21,236,805,000 20,948,591,000 20,837,885,000 20,453,437,000 20,343,151,000 19,930,983,000 19,836,292,000 19,677,773,000 19,630,407,000 18,763,499,000 18,736,628,000 18,443,985,000 18,328,611,000 17,896,772,000 17,798,061,000 17,310,294,000 17,227,444,000 17,436,720,000 17,341,888,000 16,877,695,000 16,663,962,000 16,285,916,000 16,222,232,000 15,997,447,000 15,926,594,000 15,551,726,000 15,543,063,000 15,251,009,000 15,200,464,000 14,346,367,000 13,753,971,000 13,201,960,000 12,848,138,000 12,264,805,000 11,640,739,000 11,154,919,000 10,727,695,000 10,486,648,000 10,397,795,000 10,351,566,000 9,969,094,000 9,718,815,000 
  accumulated depreciation and amortization-8,690,747,000 -9,327,761,000 -9,027,426,000 -8,877,815,000 -8,727,099,000 -8,594,795,000 -8,408,040,000 -8,319,351,000 -8,198,608,000 -8,072,595,000 -7,929,878,000 -7,798,591,000 -7,667,678,000 -7,597,037,000 -7,504,603,000 -7,368,125,000 -7,278,877,000 -7,189,708,000 -7,110,310,000 -6,999,995,000 -6,905,049,000 -6,784,467,000 -6,637,857,000 -6,552,177,000 -6,470,935,000 -6,398,512,000 -6,366,014,000 -6,328,751,000 -6,245,809,000 -6,231,918,000 -6,128,535,000 -6,037,467,000 -5,951,653,000 -6,060,254,000 -5,970,100,000 -5,895,765,000 -5,733,857,000 -5,670,884,000 -5,594,094,000 -5,537,860,000 -5,497,350,000 -5,452,860,000 -5,397,751,000 -5,308,661,000    -4,514,204,000           
  net17,204,290,000 16,998,485,000 16,833,524,000 16,384,624,000 16,286,072,000 15,867,119,000 15,803,127,000 15,620,618,000 15,468,725,000 14,551,509,000 14,522,268,000 14,476,877,000 14,499,501,000 14,247,581,000 14,184,058,000 14,022,894,000 13,957,928,000 13,758,883,000 13,727,575,000 13,453,442,000 13,438,102,000 13,146,516,000 13,198,435,000 13,125,596,000 13,159,472,000 12,364,987,000 12,370,614,000 12,115,234,000 12,082,802,000 11,664,854,000 11,669,526,000 11,272,827,000 11,275,791,000 11,376,466,000 11,371,788,000 10,981,930,000 10,930,105,000 10,615,032,000 10,628,138,000 10,459,587,000 10,429,244,000 10,098,866,000 10,145,312,000 9,942,348,000 9,900,245,000 9,416,754,000 9,043,980,000 8,687,756,000 8,507,493,000 8,123,259,000 7,635,795,000 7,357,444,000       
  construction work in progress2,087,779,000 1,858,894,000 1,592,659,000 1,713,379,000 1,477,727,000 1,685,365,000 1,724,004,000 1,536,323,000 1,495,494,000 2,101,830,000 1,882,791,000 1,684,481,000 1,386,113,000 1,418,308,000 1,329,478,000 1,162,844,000 1,062,911,000 1,056,991,000 937,384,000 972,024,000 823,691,000 942,258,000 808,133,000 738,492,000 568,890,000 1,233,018,000 1,170,062,000 1,200,625,000 1,140,611,000 1,453,610,000 1,291,498,000 1,379,501,000 1,195,076,000 1,005,797,000 1,019,947,000 1,118,666,000 966,146,000 1,038,046,000 816,307,000 752,296,000 638,285,000 841,426,000 682,807,000 673,265,000 581,369,000 565,716,000 496,745,000 459,361,000 467,700,000 572,354,000 625,577,000 368,284,000 327,172,000 258,119,000 193,339,000 179,779,000 540,361,000 581,030,000 
  palo verde sale leaseback, net of accumulated depreciation80,622,000 81,589,000  83,524,000 84,491,000 85,459,000  87,394,000 88,361,000 89,329,000  91,264,000 92,231,000 93,199,000  95,133,000 96,101,000 97,068,000  99,003,000 99,971,000 100,938,000  102,873,000 103,841,000 104,808,000  106,743,000 107,710,000 108,678,000  110,613,000 111,580,000 112,548,000  114,483,000 115,450,000 116,418,000  118,352,000 119,320,000 120,287,000  122,222,000               
  intangible assets, net of accumulated amortization569,047,000 555,462,000  586,559,000 593,017,000 512,874,000  249,480,000 255,574,000 260,454,000  246,690,000 265,662,000 269,802,000  273,243,000 279,911,000 278,226,000  266,220,000 275,028,000 279,238,000  266,587,000 261,584,000 267,998,000  268,630,000 257,040,000 262,523,000  256,198,000 265,926,000 251,208,000  96,789,000 108,751,000 116,014,000  134,937,000 127,742,000 127,620,000  127,560,000           114,690,000 120,366,000 125,029,000 121,323,000 
  nuclear fuel, net of accumulated amortization120,267,000 112,207,000  112,135,000 125,407,000 113,825,000  112,956,000 100,019,000 112,735,000  115,227,000 132,696,000 119,296,000  119,487,000 109,110,000 124,533,000  128,876,000 152,219,000 168,457,000  141,903,000 159,633,000 142,610,000  134,812,000 119,256,000 135,400,000  135,460,000 118,909,000 135,821,000  133,731,000 120,408,000 138,424,000  137,519,000 156,608,000 136,557,000  138,179,000           57,936,000 52,347,000 57,959,000 15,139,000 
  total property, plant and equipment20,062,005,000 19,606,637,000 19,197,899,000 18,880,221,000 18,566,714,000 18,264,642,000 17,980,157,000 17,606,771,000 17,408,173,000 17,115,857,000 16,854,354,000 16,614,539,000 16,376,203,000 16,148,186,000 15,987,434,000 15,673,601,000 15,505,961,000 15,315,701,000 15,159,210,000 14,919,565,000 14,789,011,000 14,637,407,000 14,522,538,000 14,375,451,000 14,253,420,000 14,113,421,000 14,029,570,000 13,826,044,000 13,802,783,000 13,625,065,000 13,445,266,000 13,154,599,000 12,967,282,000 12,881,840,000 12,714,276,000 12,445,599,000 12,240,860,000 12,023,934,000 11,808,944,000 11,602,691,000 11,471,199,000 11,324,756,000 11,194,330,000 11,003,574,000 10,888,985,000 10,396,393,000 9,962,258,000 9,578,819,000 9,257,816,000 8,916,658,000 8,436,389,000 7,881,928,000       
  deferred debits                                                          
  regulatory assets1,357,382,000 1,372,760,000 1,389,489,000 1,345,777,000 1,358,978,000 1,371,260,000 1,390,279,000 1,303,244,000 1,280,344,000 1,258,663,000 1,283,221,000 1,173,415,000 1,180,656,000 1,184,246,000 1,192,987,000 1,177,698,000 1,173,977,000 1,135,857,000 1,133,987,000 1,305,437,000 1,315,846,000 1,302,448,000 1,304,073,000 1,329,446,000 1,321,431,000 1,321,507,000 1,342,941,000 1,221,293,000 1,233,062,000 1,200,260,000 1,202,302,000 1,381,179,000 1,415,091,000 1,321,473,000 1,313,428,000 1,212,150,000 108,596,000 168,753,000 1,214,146,000 1,102,327,000 1,081,113,000 1,067,830,000 1,054,087,000 836,618,000 711,712,000 1,099,900,000 1,352,079,000 1,048,656,000       169,368,000 167,493,000 161,543,000 186,479,000 
  operating lease right-of-use assets3,638,906,000 2,373,880,000 1,605,463,000 1,599,800,000 1,599,331,000 1,325,138,000 1,309,975,000 1,307,643,000 1,337,355,000 1,361,847,000 801,688,000 806,509,000 871,480,000 896,907,000 890,057,000 649,381,000 718,948,000 502,959,000 505,064,000 502,898,000 555,783,000 144,380,000 145,813,000 156,050,000 176,219,000 193,897,000                                 
  assets for pension and other postretirement benefits364,229,000 353,910,000 342,102,000 351,546,000 339,071,000 334,765,000 323,438,000 407,065,000 396,615,000 405,409,000 396,599,000 595,511,000 577,399,000 563,019,000 545,723,000 529,715,000 407,821,000 418,427,000 502,992,000                                        
  other88,739,000 73,948,000 66,126,000 57,774,000 55,645,000 59,847,000 63,465,000 53,109,000 50,372,000 47,205,000 46,282,000 44,550,000 45,680,000 40,370,000 37,962,000 36,368,000 38,073,000 36,238,000 34,983,000 28,176,000 30,198,000 32,004,000 33,400,000 37,976,000 40,365,000 39,257,000 129,312,000 140,919,000 140,880,000 138,591,000 130,666,000 141,647,000 141,101,000 144,029,000 139,474,000 130,748,000 129,910,000 127,965,000 128,835,000 155,233,000 154,578,000 154,248,000 153,857,000 150,606,000 137,683,000 137,997,000 143,935,000 113,061,000 200,015,000 567,389,000 444,904,000 387,812,000 363,749,000 308,819,000 320,443,000 271,629,000 260,204,000 278,542,000 
  total deferred debits5,449,256,000 4,174,498,000 3,403,180,000 3,354,897,000 3,353,025,000 3,091,010,000 3,087,157,000 3,071,061,000 3,064,686,000 3,073,124,000 2,527,790,000 2,619,985,000 2,675,215,000 2,684,542,000 2,666,729,000 2,393,162,000 2,338,819,000 2,093,481,000 2,177,026,000 1,942,186,000 2,001,628,000 1,575,075,000 1,573,856,000 1,555,189,000 1,594,351,000 1,607,335,000 1,519,159,000 1,391,306,000 1,421,561,000 1,428,229,000 1,601,946,000 1,716,573,000 1,740,821,000 1,640,916,000 1,619,108,000 1,533,905,000 1,507,037,000 1,521,897,000 1,528,978,000 1,430,543,000 1,404,446,000 1,378,270,000 1,360,234,000 1,167,751,000 849,395,000 1,308,286,000 1,564,647,000 1,226,820,000 948,091,000 910,995,000 740,075,000 950,975,000 459,763,000 242,479,000 279,123,000 278,072,000 277,206,000  
  total assets29,235,181,000 27,236,478,000 26,102,760,000 26,309,554,000 25,701,130,000 24,847,713,000 24,661,153,000 24,434,426,000 23,979,342,000 23,580,373,000 22,723,405,000 22,844,598,000 22,501,480,000 22,200,954,000 22,003,222,000 21,536,424,000 21,061,578,000 20,184,658,000 20,020,421,000 19,751,421,000 19,307,388,000 18,561,760,000 18,479,247,000 18,377,566,000 18,165,666,000 17,854,107,000 17,664,202,000 17,671,955,000 17,492,173,000 17,148,306,000 17,019,082,000 16,977,867,000 16,669,727,000 16,192,825,000 16,004,253,000 15,805,726,000 15,538,565,000 15,185,101,000 15,028,258,000 14,875,018,000 14,701,483,000 14,435,703,000 14,313,532,000 13,980,348,000 13,508,686,000 13,379,615,000 13,111,018,000 12,362,703,000 11,808,155,000 11,620,093,000 11,243,712,000 11,455,943,000 11,322,645,000 9,896,747,000 9,967,579,000 9,741,978,000 9,375,392,000 9,112,866,000 
  liabilities and equity                                                          
  current liabilities                                                          
  accounts payable668,664,000 599,239,000 485,426,000 429,478,000 548,840,000 476,629,000 442,455,000 404,971,000 436,808,000 361,410,000 430,425,000 475,362,000 436,308,000 343,255,000 393,083,000 353,591,000 377,157,000 309,145,000 318,585,000 288,265,000 316,230,000 301,325,000 346,448,000 276,117,000 327,969,000 263,656,000 277,336,000 249,059,000 260,285,000 205,169,000 256,442,000 236,746,000 270,262,000 250,197,000 264,631,000 248,133,000 316,589,000 234,946,000 297,480,000 233,970,000 326,119,000 271,489,000 295,211,000 278,835,000 284,516,000 221,312,000 326,987,000 236,354,000 240,637,000 261,029,000 323,346,000 346,047,000 377,107,000 373,526,000 315,319,000 278,006,000 237,522,000 322,417,000 
  accrued taxes205,460,000 232,383,000 175,863,000 341,640,000 201,214,000 224,851,000 166,833,000 265,463,000 163,797,000 214,484,000 164,440,000 285,689,000 181,927,000 222,492,000 168,645,000 253,504,000 183,037,000 213,536,000 159,551,000 221,358,000 151,487,000 194,732,000 144,899,000 220,930,000 158,921,000 199,949,000 154,819,000 226,846,000 156,362,000 194,930,000 148,946,000 228,791,000 150,709,000 182,812,000 138,964,000 219,432,000 145,167,000 181,889,000 138,600,000 250,679,000 155,812,000 188,724,000 140,613,000 249,932,000 130,998,000 124,939,000 120,289,000 104,711,000 104,011,000 109,798,000 269,628,000 263,935,000 289,235,000 245,611,000 171,409,000 88,707,000 103,660,000 229,696,000 
  accrued interest84,760,000 82,819,000 81,799,000 83,910,000 76,652,000 74,001,000 72,916,000 76,192,000 58,559,000 72,146,000 61,217,000 61,892,000 57,349,000 61,648,000 57,332,000 60,046,000 56,864,000 58,709,000 56,962,000 60,642,000 53,503,000 53,608,000 53,534,000 50,993,000 50,581,000 50,074,000 61,107,000 53,021,000 56,248,000 51,335,000 56,397,000 49,218,000 53,046,000 48,576,000 52,835,000 46,124,000 57,927,000 44,489,000 56,305,000 40,045,000 54,547,000 42,096,000 52,603,000 41,289,000 48,351,000 49,380,000 54,872,000 54,831,000 54,596,000 40,741,000 39,836,000 48,746,000 31,774,000 38,795,000 49,647,000 38,383,000 47,077,000 50,673,000 
  common dividends payable106,869,000  106,592,000  99,936,000  99,813,000  98,014,000  97,895,000  96,081,000  95,988,000  93,610,000  93,531,000  88,066,000  87,982,000  82,824,000  82,675,000  77,821,000  77,667,000  73,113,000  72,926,000  69,484,000  69,363,000  65,933,000  65,790,000  62,528,000 59,789,000             
  short-term borrowings1,405,000,000 870,197,000 568,450,000 623,500,000 531,450,000 793,500,000 609,500,000 424,000,000 305,350,000 497,550,000 340,720,000 466,820,000 541,000,000 262,950,000 292,000,000 125,000,000 504,700,000 214,750,000 169,000,000 57,925,000 291,900,000 563,000,000 114,675,000 57,375,000 432,373,000 244,050,000 76,400,000 128,200,000 616,249,000 369,900,000 95,400,000 131,400,000 482,000,000 207,297,000 177,200,000 117,300,000 64,140,000 261,800,000  57,000,000 157,500,000 44,500,000 147,400,000 19,150,000 153,125,000 92,175,000  16,600,000 153,715,000 670,469,000 340,661,000 35,750,000 15,673,000 71,030,000 94,204,000 127,802,000 235,086,000 90,011,000 
  current maturities of long-term debt350,000,000 800,000,000 800,000,000 1,000,000,000 1,000,000,000 875,000,000 875,000,000 250,000,000 318,907,000 60,821,000 50,685,000 27,628,000   150,000,000 150,000,000 150,000,000     650,000,000 800,000,000 450,000,000 250,000,000 250,000,000 500,000,000 600,000,000 600,000,000 582,000,000 82,000,000 207,000,000 207,000,000 125,000,000 125,000,000 16,870,000 293,580,000 357,580,000 357,580,000 411,433,000 102,723,000 383,570,000 383,570,000 368,841,000 540,424,000 122,828,000 477,435,000 631,879,000 277,693,000 177,646,000 163,773,000 1,596,000 384,947,000 617,165,000 566,991,000 268,211,000 441,079,000 448,980,000 
  customer deposits53,272,000 45,600,000 44,345,000 41,976,000 41,558,000 42,059,000 42,037,000 40,557,000 41,585,000 41,186,000 41,769,000 41,731,000 41,459,000 41,628,000 42,293,000 44,089,000 44,419,000 45,170,000 48,340,000 47,730,000 49,132,000 54,965,000 64,908,000 78,173,000 84,177,000 87,263,000 91,174,000 89,916,000 89,681,000 75,759,000 70,388,000 69,690,000 72,585,000 76,149,000 82,520,000 78,262,000 79,136,000 78,825,000 73,073,000 72,455,000 72,785,000 72,561,000 72,307,000 73,468,000 76,101,000 79,689,000 72,176,000 68,322,000 71,026,000 78,745,000 80,010,000 70,168,000 60,509,000 55,558,000 54,696,000 52,850,000 50,473,000 50,338,000 
  liabilities from risk management activities25,692,000 18,208,000 52,340,000 79,617,000 104,309,000 113,530,000 80,913,000 42,732,000 73,833,000 83,874,000 37,697,000 7,240,000 5,596,000 1,706,000 4,373,000 1,652,000 1,512,000 3,067,000 7,557,000 4,266,000 44,805,000 54,784,000 38,946,000 44,349,000 58,834,000 33,289,000 35,506,000 45,504,000 49,096,000 67,743,000 59,252,000 50,469,000 48,613,000 41,932,000 25,836,000 45,175,000 55,338,000 93,283,000 77,716,000 74,637,000 60,673,000 62,303,000 59,676,000 27,622,000 31,892,000 73,741,000 53,968,000 58,976,000 55,908,000          
  liabilities for asset retirements41,226,000 47,344,000 50,009,000 52,185,000 37,306,000 33,048,000 28,550,000 16,445,000 15,617,000 20,321,000 12,232,000 6,307,000 5,111,000 4,069,000 4,473,000 6,066,000 15,646,000 16,021,000 15,586,000 12,226,000 10,735,000 10,095,000 11,025,000 12,850,000 21,950,000 22,823,000 19,842,000 13,000,000 9,184,000 6,397,000 4,745,000 1,559,000 8,960,000 8,627,000 9,135,000 11,852,000 15,513,000 17,217,000 28,573,000 26,875,000 28,543,000 28,918,000  39,416,000               
  operating lease liabilities191,628,000 122,929,000 100,367,000 119,080,000 107,232,000 69,102,000 67,883,000 90,578,000 90,658,000 65,130,000 105,210,000 128,618,000 125,320,000 100,949,000 100,443,000 130,078,000 128,673,000 74,328,000 74,785,000 89,064,000 83,851,000 12,360,000 12,713,000 26,221,000 60,596,000 65,435,000                                 
  regulatory liabilities182,458,000 225,332,000 206,955,000 243,714,000 230,551,000 221,552,000 209,923,000 226,989,000 219,075,000 202,266,000 271,575,000 420,357,000 404,107,000 448,778,000 296,271,000 379,193,000 327,612,000 250,228,000 229,088,000 308,019,000 279,479,000 279,105,000 234,912,000 208,022,000 231,857,000 260,404,000 165,876,000 159,788,000 156,757,000 136,535,000 100,086,000 120,671,000 91,173,000 101,208,000 948,916,000 998,349,000 1,010,821,000 1,009,418,000 994,152,000 995,757,000 1,016,991,000 1,070,106,000 130,549,000 154,027,000 99,273,000 88,116,000 737,332,000   587,586,000 642,564,000 635,431,000 592,494,000 506,646,000 528,838,000 523,880,000 512,190,000 90,078,000 
  other current liabilities112,213,000 123,955,000 171,651,000 182,246,000 132,976,000 132,597,000 193,524,000 130,415,000 110,378,000 105,141,000 148,276,000 139,260,000 128,190,000 109,255,000 151,968,000 146,038,000 140,038,000 145,589,000 187,448,000 155,289,000 127,175,000 121,514,000 168,323,000 161,716,000 140,879,000 114,361,000 184,229,000 169,454,000 167,202,000 184,623,000 246,529,000 207,599,000 181,133,000 152,015,000 244,000,000 222,257,000 265,498,000 180,319,000 197,861,000 208,076,000 162,742,000 150,432,000 178,962,000 195,938,000 158,540,000 171,573,000 148,616,000 139,063,000 125,574,000 97,915,000 102,685,000 134,123,000 297,425,000 101,748,000 91,021,000 100,875,000 101,632,000 56,972,000 
  total current liabilities3,427,242,000 3,168,006,000 2,843,797,000 3,197,346,000 3,112,024,000 3,055,869,000 2,889,347,000 1,968,342,000 1,932,581,000 1,724,329,000 1,762,141,000 2,060,904,000 2,022,448,000 1,596,730,000 1,756,869,000 1,649,257,000 2,023,268,000 1,330,543,000 1,360,433,000 1,244,784,000 1,496,363,000 2,295,488,000 2,078,365,000 1,586,746,000 1,900,961,000 1,591,304,000 1,648,964,000 1,734,788,000 2,238,885,000 1,874,391,000 1,197,852,000 1,303,143,000 1,638,594,000 1,193,813,000 1,292,946,000 1,109,718,000 1,478,544,000 1,585,902,000 1,442,317,000 1,523,362,000 1,339,859,000 1,373,976,000 1,559,143,000 1,448,518,000 1,618,644,000 1,083,542,000 1,342,705,000 1,310,736,000 1,083,160,000 1,505,928,000 1,384,967,000 1,458,560,000 2,272,073,000 1,625,896,000 1,487,244,000 1,087,306,000 1,325,761,000  
  long-term debt less current maturities8,507,002,000 8,060,736,000 8,058,648,000 8,056,318,000 8,056,225,000 7,541,871,000 7,540,622,000 8,164,372,000 8,164,315,000 7,916,554,000 7,741,286,000 7,344,205,000 7,241,295,000 7,226,624,000 6,913,735,000 6,763,146,000 6,315,927,000 6,465,045,000 6,314,266,000 6,316,420,000 5,922,161,000 4,833,324,000 4,832,558,000 4,984,996,000 4,886,879,000 4,886,108,000 4,638,232,000 4,487,364,000 4,191,525,000 4,290,533,000 4,789,713,000 4,491,048,000 4,192,520,000 4,273,890,000 4,021,785,000 4,145,366,000 3,897,835,000 3,463,032,000 3,462,391,000 3,257,347,000 3,565,857,000 3,281,319,000 3,031,215,000 3,037,801,000 2,796,465,000 3,160,219,000 2,953,507,000 2,948,991,000 3,370,524,000 3,031,603,000 3,127,125,000 3,232,633,000 2,608,455,000 2,584,985,000 2,632,062,000 2,933,736,000 2,462,838,000 2,840,900,000 
  deferred credits and other                                                          
  deferred income taxes2,465,821,000 2,445,213,000 2,444,473,000 2,453,968,000 2,440,175,000 2,396,743,000 2,416,480,000 2,408,218,000 2,357,517,000 2,379,720,000 2,384,421,000 2,418,914,000 2,357,469,000 2,318,959,000 2,311,862,000 2,289,366,000 2,192,169,000 2,134,471,000 2,135,403,000 2,163,050,000 2,070,453,000 2,016,770,000 1,992,339,000 1,975,989,000 1,838,145,000 1,811,689,000 1,807,421,000 1,813,472,000 1,727,700,000 1,689,601,000 1,690,805,000 3,182,400,000 3,048,007,000 2,955,441,000 2,945,232,000 2,941,559,000 2,794,741,000 2,726,220,000  57,857,000 77,841,000 113,521,000 122,232,000 61,201,000 91,152,000 152,191,000 130,571,000 94,602,000 53,990,000 79,729,000 31,510,000 982,000 94,710,000 9,057,000 631,000 631,000 631,000 4,094,000 
  liabilities for pension benefits147,929,000 140,437,000 139,317,000 107,355,000 109,464,000 110,597,000 112,702,000 110,472,000 112,537,000 114,290,000 116,286,000 148,403,000 150,837,000 149,856,000 152,865,000 160,972,000 163,207,000 164,230,000 166,484,000 177,855,000 284,585,000 273,284,000 280,185,000 297,843,000 356,928,000 384,492,000 443,170,000 316,423,000 319,604,000 284,007,000 327,300,000 409,871,000 460,368,000 469,746,000 509,310,000 401,680,000 440,919,000 441,605,000 480,998,000 383,801,000 425,002,000 412,552,000                 
  customer advances580,656,000 569,290,000 569,343,000 601,910,000 514,066,000 533,180,000 533,580,000 520,180,000 536,579,000 532,596,000 422,103,000 362,140,000 336,198,000 314,664,000 257,151,000 247,334,000 247,531,000 220,999,000 221,032,000 224,924,000 213,572,000 212,545,000 215,330,000 192,374,000 174,411,000 155,894,000 137,153,000 125,267,000 118,459,000 109,629,000 113,996,000 101,210,000 98,795,000 92,113,000 88,672,000 98,779,000 101,568,000 110,056,000 115,609,000 121,905,000 120,063,000 122,259,000 123,052,000 123,136,000 114,480,000 109,359,000 116,805,000 121,645,000 136,595,000          
  coal mine reclamation155,600,000 153,606,000 171,483,000 187,673,000 186,451,000 185,229,000 184,007,000 182,816,000 181,636,000 180,446,000 179,255,000 178,095,000 176,936,000 175,776,000 174,616,000 173,486,000 172,357,000 171,227,000 170,097,000 168,997,000 167,896,000 166,796,000 165,695,000 165,695,000 197,443,000 214,037,000 212,785,000 210,030,000 213,137,000 231,512,000 231,597,000 238,634,000 236,811,000 224,516,000 221,910,000 220,269,000 203,623,000 202,069,000 201,984,000 201,040,000 200,155,000 199,218,000 198,292,000 209,695,000 207,453,000 118,860,000 117,896,000 117,243,000 92,060,000          
  deferred investment tax credit246,189,000 249,525,000 249,490,000 247,456,000 253,661,000 257,448,000 257,743,000 253,680,000 223,278,000 184,427,000 180,677,000 179,418,000 184,032,000 186,251,000 186,570,000 183,038,000 187,720,000 190,842,000 191,372,000 187,926,000 193,081,000 196,002,000 196,468,000 193,118,000 197,749,000 200,052,000 200,405,000 198,178,000 202,797,000 205,428,000 205,575,000 205,870,000 206,969,000 209,818,000 210,162,000 180,738,000 184,998,000 186,966,000 187,080,000 188,149,000 176,389,000 178,313,000 178,607,000 177,567,000 152,361,000              
  unrecognized tax benefits45,815,000 45,013,000 44,233,000 44,564,000 35,138,000 34,511,000 33,861,000 33,738,000 39,073,000 38,863,000 38,658,000 4,717,000 4,896,000 4,758,000 4,657,000 5,683,000 6,002,000 5,870,000 5,834,000 6,013,000 6,613,000 6,400,000 6,189,000 6,341,000 26,271,000 26,042,000 22,517,000 11,896,000 13,416,000 13,229,000 13,115,000 12,943,000 10,307,000 10,172,000 10,046,000 9,904,000 9,772,000 9,631,000 9,524,000 36,634,000 14,311,000 14,196,000 19,377,000 14,601,000 42,209,000 71,135,000 72,270,000 66,349,000 142,099,000          
  total deferred credits and other10,472,997,000 9,161,754,000 8,342,837,000 8,329,820,000 8,216,559,000 7,939,440,000 7,946,322,000 7,813,507,000 7,806,309,000 7,775,039,000 7,060,102,000 7,077,376,000 7,216,214,000 7,327,464,000 7,311,158,000 6,937,557,000 6,887,484,000 6,582,390,000 6,592,929,000 6,223,042,000 6,278,387,000 5,836,116,000 6,015,136,000 6,124,119,000 6,020,583,000 5,994,970,000 6,028,301,000 5,963,942,000 5,902,329,000 5,829,711,000 5,895,787,000 5,906,069,000 5,848,536,000 5,759,182,000 5,753,610,000 5,558,507,000 5,443,003,000 5,395,754,000 5,404,093,000 5,302,990,000 5,270,124,000 5,227,401,000 5,204,072,000 4,850,016,000 4,753,117,000 4,994,696,000 4,818,673,000 4,230,947,000 4,008,791,000 3,636,583,000 3,200,009,000 3,318,634,000 3,017,153,000 2,735,670,000 2,871,520,000 2,826,376,000 2,736,397,000  
  commitments and contingencies                                                          
  equity                                                          
  common stock3,119,404,000 3,109,612,000 3,121,617,000 2,774,505,000 2,764,511,000 2,757,506,000 2,752,676,000 2,744,501,000 2,736,112,000 2,730,851,000 2,724,740,000 2,720,364,000 2,712,297,000 2,706,325,000 2,702,743,000 2,698,552,000 2,692,015,000 2,687,052,000 2,677,482,000 2,670,358,000 2,665,518,000 2,664,387,000 2,659,561,000 2,654,430,000 2,648,234,000 2,644,063,000 2,634,265,000 2,629,627,000 2,624,672,000 2,620,261,000 2,614,805,000 2,608,825,000 2,604,482,000 2,595,042,000 2,596,030,000 2,552,979,000 2,549,498,000 2,547,065,000 2,541,668,000 2,529,019,000 2,526,945,000 2,523,247,000 2,512,970,000 2,502,217,000 2,491,558,000 2,466,923,000 2,444,247,000 2,421,372,000 2,153,295,000 2,151,323,000 2,135,787,000 2,114,550,000 2,067,377,000 1,769,047,000 1,753,825,000 1,748,580,000 1,746,189,000  
  treasury stock-3,323,000 -3,323,000 -3,323,000 -7,191,000 -7,191,000 -9,073,000 -8,185,000 -5,328,000 -5,328,000 -7,451,000 -5,005,000 -2,603,000 -2,976,000 -3,648,000 -6,401,000 -3,079,000 -3,079,000 -3,776,000 -6,289,000 -2,966,000 -3,190,000 -7,000,000 -9,427,000 -5,117,000 -5,140,000 -5,586,000 -4,825,000 -1,409,000 -1,431,000 -2,431,000 -5,624,000 -833,000 -1,553,000 -2,270,000 -4,133,000 -130,000 -130,000 -542,000 -5,806,000 -1,765,000 -1,765,000 -2,266,000 -3,401,000 -106,000    -2,239,000 -3,812,000 -2,854,000 -2,054,000 -449,000 -1,245,000 -428,000 -490,000 -2,625,000 -2,356,000  
  total common stock3,116,081,000 3,106,289,000 3,118,294,000 2,767,314,000 2,757,320,000 2,748,433,000 2,744,491,000 2,739,173,000 2,730,784,000 2,723,400,000 2,719,735,000 2,717,761,000 2,709,321,000 2,702,677,000 2,696,342,000 2,695,473,000 2,688,936,000 2,683,276,000 2,671,193,000 2,667,392,000 2,662,328,000 2,657,387,000 2,650,134,000 2,649,313,000 2,643,094,000 2,638,477,000 2,629,440,000 2,628,218,000 2,623,241,000 2,617,830,000 2,609,181,000 2,607,992,000 2,602,929,000 2,592,772,000 2,591,897,000 2,552,849,000 2,549,368,000 2,546,523,000 2,535,862,000 2,527,254,000 2,525,180,000 2,520,981,000 2,509,569,000 2,502,111,000 2,487,250,000 2,462,712,000 2,439,530,000 2,419,133,000 2,149,483,000 2,148,469,000 2,133,733,000 2,114,101,000 2,066,132,000 1,768,619,000 1,753,335,000 1,745,955,000 1,743,833,000 1,739,274,000 
  retained earnings3,641,148,000 3,662,313,000 3,666,959,000 3,882,081,000 3,487,113,000 3,483,178,000 3,466,317,000 3,665,946,000 3,267,731,000 3,357,052,000 3,360,347,000 3,580,102,000 3,253,772,000 3,281,601,000 3,264,719,000 3,429,076,000 3,089,266,000 3,060,752,000 3,025,106,000 3,231,485,000 2,885,109,000 2,867,610,000 2,837,610,000 2,949,891,000 2,637,620,000 2,659,086,000 2,641,183,000 2,780,428,000 2,465,402,000 2,454,268,000 2,442,511,000 2,576,193,000 2,300,109,000 2,278,867,000 2,255,547,000 2,342,643,000 2,079,619,000 2,097,246,000 2,092,803,000 2,190,387,000 1,933,256,000 1,942,194,000 1,926,065,000 2,052,207,000 1,785,273,000 1,624,102,000 1,534,483,000 1,423,961,000 1,298,213,000 1,444,208,000 1,413,741,000 1,319,747,000 1,193,712,000 1,204,122,000 1,213,880,000 1,147,034,000 1,116,776,000 1,119,678,000 
  accumulated other comprehensive loss-30,441,000 -30,094,000 -30,942,000 -32,814,000 -33,294,000 -32,582,000 -33,144,000 -30,434,000 -31,591,000 -31,536,000 -31,435,000 -53,300,000 -54,814,000 -53,708,000 -54,861,000 -59,666,000 -60,578,000 -61,512,000 -62,796,000 -57,491,000 -57,875,000 -55,579,000 -57,096,000 -46,538,000 -47,636,000 -46,501,000 -47,708,000 -55,074,000 -56,624,000 -52,341,000 -45,002,000                            
  total shareholders’ equity6,726,788,000 6,738,508,000 6,754,311,000 6,616,581,000 6,211,139,000 6,199,029,000 6,177,664,000 6,374,685,000 5,966,924,000 6,048,916,000 6,048,647,000 6,244,563,000 5,908,279,000 5,930,570,000 5,906,200,000 6,064,883,000 5,717,624,000 5,682,516,000 5,633,503,000 5,841,386,000 5,489,562,000 5,469,418,000 5,430,648,000 5,552,666,000 5,233,078,000 5,251,062,000 5,222,915,000 5,353,572,000 5,032,019,000 5,019,757,000 5,006,690,000 5,142,068,000 4,859,412,000 4,828,776,000 4,803,622,000 4,853,346,000 4,585,268,000 4,599,999,000 4,583,917,000 4,653,651,000 4,392,836,000 4,396,793,000 4,367,493,000 4,491,916,000 4,194,470,000 3,972,806,000 3,821,850,000 3,683,327,000           
  noncontrolling interests101,152,000 107,474,000 103,167,000 109,489,000 105,183,000 111,504,000 107,198,000 113,520,000 109,213,000 115,535,000 111,229,000 117,550,000 113,244,000 119,566,000 115,260,000 121,581,000 117,275,000 124,164,000 119,290,000 125,789,000 120,915,000 127,414,000 122,540,000 129,039,000 124,165,000 130,663,000 125,790,000 132,289,000 127,415,000 133,914,000 129,040,000 135,539,000 130,665,000 137,164,000 132,290,000 138,789,000 133,915,000 140,414,000 135,540,000 137,668,000 132,807,000 156,214,000 151,609,000 152,097,000 145,990,000 129,483,000 108,736,000 91,899,000           
  total equity6,827,940,000 6,845,982,000 6,857,478,000 6,726,070,000 6,316,322,000 6,310,533,000 6,284,862,000 6,488,205,000 6,076,137,000 6,164,451,000 6,159,876,000 6,362,113,000 6,021,523,000 6,050,136,000 6,021,460,000 6,186,464,000 5,834,899,000 5,806,680,000 5,752,793,000 5,967,175,000 5,610,477,000 5,596,832,000 5,553,188,000 5,681,705,000 5,357,243,000 5,381,725,000 5,348,705,000 5,485,861,000 5,159,434,000 5,153,671,000 5,135,730,000 5,277,607,000 4,990,077,000 4,965,940,000 4,935,912,000 4,992,135,000 4,719,183,000 4,740,413,000 4,719,457,000 4,791,319,000 4,525,643,000 4,553,007,000 4,519,102,000 4,644,013,000 4,340,460,000 4,102,289,000 3,930,586,000 3,775,226,000 3,345,680,000          
  total liabilities and equity29,235,181,000 27,236,478,000 26,102,760,000 26,309,554,000 25,701,130,000 24,847,713,000 24,661,153,000 24,434,426,000 23,979,342,000 23,580,373,000 22,723,405,000 22,844,598,000 22,501,480,000 22,200,954,000 22,003,222,000 21,536,424,000 21,061,578,000 20,184,658,000 20,020,421,000 19,751,421,000 19,307,388,000 18,561,760,000 18,479,247,000 18,377,566,000 18,165,666,000 17,854,107,000 17,664,202,000 17,671,955,000 17,492,173,000 17,148,306,000 17,019,082,000 16,977,867,000 16,669,727,000 16,192,825,000 16,004,253,000 15,805,726,000 15,538,565,000 15,185,101,000 15,028,258,000 14,875,018,000 14,701,483,000 14,435,703,000 14,313,532,000 13,980,348,000 13,508,686,000 13,379,615,000 13,111,018,000 12,362,703,000 11,808,155,000     9,896,747,000 9,967,579,000 9,741,978,000 9,375,392,000 9,112,866,000 
  income tax receivable      332,000  4,240,000 11,699,000 14,086,000   6,972,000 7,514,000    6,792,000 4,325,000 17,122,000 20,599,000 21,727,000 14,063,000         4,073,000 9,531,000 3,751,000   4,637,000 589,000   3,317,000 3,098,000  135,517,000 2,423,000 6,466,000 2,483,000 26,005,000          
  assets held for sale      35,139,000 31,706,000                     95,364,000                        202,645,000      
  palo verde sale leaseback, net of accumulated depreciation of 268,894 and 264,624  82,556,000                                                        
  intangible assets, net of accumulated amortization of 925,880 and 885,505  591,310,000                                                        
  nuclear fuel, net of accumulated amortization of 115,894 and 118,074  97,850,000                                                        
  palo verde sale leaseback, net of accumulated depreciation of 264,624 and 260,754      86,426,000                                                    
  intangible assets, net of accumulated amortization of 885,505 and 817,961      267,110,000                                                    
  nuclear fuel, net of accumulated amortization of 118,074 and 126,157      99,490,000                                                    
  palo verde sale leaseback, net of accumulated depreciation of 260,754 and 256,884          90,296,000                                                
  intangible assets, net of accumulated amortization of 817,961 and 737,694          258,880,000                                                
  nuclear fuel, net of accumulated amortization of 126,157 and 133,122          100,119,000                                                
  nuclear decommissioning trust              1,294,757,000   1,159,699,000 1,138,435,000 1,069,837,000 1,024,033,000 920,426,000 1,010,775,000 967,673,000 950,448,000 919,309,000 851,134,000 906,687,000 873,643,000 861,439,000 871,000,000 841,980,000 822,244,000 805,048,000 779,586,000 779,753,000 767,416,000 751,954,000 735,196,000 712,011,000 723,582,000 727,342,000 713,866,000 690,226,000 642,007,000 570,625,000 513,733,000 469,886,000 414,576,000 343,052,000         
  palo verde sale leaseback, net of accumulated depreciation of 256,884 and 253,014              94,166,000                                            
  intangible assets, net of accumulated amortization of 737,694 and 698,500              273,693,000                                            
  nuclear fuel, net of accumulated amortization of 133,122 and 137,207              106,039,000                                            
  palo verde sale leaseback, net of accumulated depreciation of 253,014 and 249,144                  98,036,000                                        
  intangible assets, net of accumulated amortization of 698,500 and 647,276                  282,570,000                                        
  nuclear fuel, net of accumulated amortization of 137,207 and 137,330                  113,645,000                                        
  assets for other postretirement benefits                   105,675,000 99,801,000 96,243,000 90,570,000 31,717,000 56,336,000 52,674,000 46,906,000 29,094,000 47,619,000 89,378,000 268,978,000 193,747,000 184,629,000 175,414,000 166,206,000 191,007,000 186,505,000 190,458,000 185,997,000 172,983,000 168,755,000 156,192,000 152,290,000 180,527,000               
  palo verde sale leaseback, net of accumulated depreciation of 249,144 and 245,275                      101,906,000                                    
  intangible assets, net of accumulated amortization of 647,276 and 591,202                      290,564,000                                    
  nuclear fuel, net of accumulated amortization of 137,330 and 137,850                      123,500,000                                    
  palo verde sale leaseback, net of accumulated depreciation of 245,275 and 241,405                          105,775,000                                
  intangible assets, net of accumulated amortization of 591,202 and 582,272                          262,902,000                                
  nuclear fuel, net of accumulated amortization of 137,850 and 144,070                          120,217,000                                
  liabilities held for sale                            26,457,000                              
  palo verde sale leaseback, net of accumulated depreciation of 241,405 and 237,535                              109,645,000                            
  intangible assets, net of accumulated amortization of 582,272 and 603,637                              257,189,000                            
  nuclear fuel, net of accumulated amortization of 144,070 and 147,202                              117,408,000                            
  accumulated other comprehensive loss:                                                          
  pension and other postretirement benefits                               -39,091,000 -39,882,000 -38,548,000 -39,070,000 -36,960,000 -37,764,000 -37,063,000 -37,593,000 -56,421,000 -57,290,000 -57,173,000 -57,756,000 -49,881,000    -59,420,000 -50,892,000 -47,547,000 -39,336,000 -19,263,000       
  derivative instruments                               -3,026,000 -3,744,000 -4,315,000 -4,752,000 -5,186,000 -5,955,000 -6,707,000 -7,155,000 -7,569,000 -8,310,000 -9,209,000 -10,385,000 -12,521,000    -100,347,000 -80,695,000 -99,151,000 23,473,000 31,531,000 262,397,000 59,243,000 76,102,000 68,135,000 56,351,000  
  total accumulated other comprehensive loss                               -42,117,000 -43,626,000 -42,863,000 -43,822,000 -42,146,000 -43,719,000 -43,770,000 -44,748,000 -63,990,000 -65,600,000 -66,382,000 -68,141,000 -62,402,000    -159,767,000 -131,587,000 -146,698,000    -22,545,000   -10,213,000 -55,576,000 
  palo verde sale leaseback, net of accumulated depreciation of 237,535 and 233,665                                  113,515,000                        
  intangible assets, net of accumulated amortization of 603,637 and 546,038                                  90,022,000                        
  nuclear fuel, net of accumulated amortization of 147,202 and 146,228                                  119,004,000                        
  deferred fuel and purchased power regulatory liability                                    2,439,000 13,083,000 9,688,000 12,222,000 16,209,000 16,359,000      58,442,000 87,291,000          
  other regulatory liabilities                                  99,899,000 104,313,000 113,733,000 122,471,000 136,078,000 135,970,000 136,273,000 113,024,000     88,362,000 694,589,000 679,072,000          
  palo verde sale leaseback, net of accumulated depreciation of 233,665 and 229,795                                      117,385,000                    
  intangible assets, net of accumulated amortization of 546,038 and 489,538                                      123,975,000                    
  nuclear fuel, net of accumulated amortization of 146,228 and 143,554                                      123,139,000                    
  palo verde sale leaseback, net of accumulated depreciation of 229,795 and 225,925                                          121,255,000                
  intangible assets, net of accumulated amortization of 489,538 and 439,703                                          119,755,000                
  nuclear fuel, net of accumulated amortization of 143,554 and 146,057                                          125,201,000                
  liability for asset retirements                                          32,462,000  32,896,000 357,097,000 279,643,000 328,571,000 301,783,000 275,970,000 281,903,000 268,389,000 269,011,000 251,612,000     
  liabilities for pension and other postretirement benefits                                          453,736,000 233,292,000 513,628,000 1,058,755,000 1,268,910,000 813,121,000 811,338,000 675,788,000 504,603,000 588,852,000       
  palo verde sale leaseback, net of accumulated depreciation of 225,925 and 222,055                                            125,125,000              
  intangible assets, net of accumulated amortization of 439,703 and 411,543                                            157,689,000              
  nuclear fuel, net of accumulated amortization of 146,057 and 133,950                                            124,557,000              
  palo verde sale leaseback, net of accumulated depreciation of 222,055 and 218,186                                             128,995,000             
  intangible assets, net of accumulated amortization of 411,543 and 373,706                                             162,150,000             
  nuclear fuel, net of accumulated amortization of 133,950 and 113,375                                             122,778,000             
  palo verde sale leaseback lessor notes less current maturities                                             38,869,000 65,547,000 96,803,000           
  total long-term debt less current maturities                                             3,199,088,000 3,019,054,000 3,045,794,000           
  palo verde sale leaseback, net of accumulated depreciation of 218,186 and 213,094                                              132,864,000            
  intangible assets, net of accumulated amortization of 373,706 and 330,584                                              170,571,000            
  nuclear fuel, net of accumulated amortization of 113,375 and 85,270                                              118,098,000            
  real estate investments — net                                                119,989,000          
  palo verde sale leaseback, net of accumulated depreciation of 213,094 and 204,328                                               137,956,000           
  intangible assets, net of accumulated amortization of 330,584 and 294,724                                               184,952,000           
  nuclear fuel, net of accumulated amortization of 85,270 and 64,544                                               108,794,000           
  accrued utility revenues                                                110,971,000 100,089,000    93,227,000 120,532,000 126,058,000 89,347,000 106,861,000 
  home inventory                                                3,282,000 50,688,000 98,729,000        
  less accumulated depreciation and amortization                                                -4,340,645,000 4,141,546,000 4,004,944,000 3,797,475,000 3,622,884,000 3,365,954,000 3,303,970,000 3,251,782,000 3,195,467,000 3,464,840,000 
  intangible assets, net of accumulated amortization of 294,724 and 282,196                                                164,380,000          
  nuclear fuel, net of accumulated amortization of 64,544 and 55,343                                                118,243,000          
  other deferred debits                                                101,274,000 115,505,000 114,794,000 104,691,000 135,884,000 107,428,000 109,755,000 110,579,000 115,663,000 118,810,000 
  total pinnacle west shareholders’ equity                                                3,316,109,000          
  noncontrolling real estate interests                                                29,571,000          
  assets from risk management and trading activities                                                 32,581,000 97,373,000 641,040,000 827,779,000 166,896,000 164,572,000 166,528,000 151,521,000 84,276,000 
  real estate investments – net                                                 415,296,000 532,600,000 526,008,000 390,702,000 382,398,000     
  assets from long-term risk management and trading activities                                                 33,675,000 89,913,000 167,211,000 597,831,000      
  intangible assets, net of accumulated amortization of 282,196 and 252,122                                                 131,722,000         
  nuclear fuel, net of accumulated amortization of 55,343 and 68,375                                                 89,323,000         
  liabilities and common stock equity                                                          
  liabilities from risk management and trading activities                                                 69,585,000 65,028,000 558,195,000 720,693,000 113,406,000 133,355,000 131,841,000 108,601,000 86,095,000 
  common stock equity                                                          
  accumulated other comprehensive income:                                                          
  total common stock equity                                                 3,445,979,000 3,531,611,000 3,446,116,000 3,424,964,000 2,950,196,000 2,976,753,000 2,894,560,000 2,850,396,000  
  total liabilities and common stock equity                                                 11,620,093,000 11,243,712,000 11,455,943,000 11,322,645,000      
  investment in debt securities                                                   32,700,000  181,175,000     
  decommissioning trust accounts                                                  379,347,000 343,771,000 293,943,000 267,700,000 253,020,000 253,522,000 246,002,000  
  intangible assets, net of accumulated amortization of 252,122 and 218,836                                                  105,746,000        
  nuclear fuel, net of accumulated amortization of 68,375 and 50,741                                                  69,271,000        
  unamortized gain – sale of utility plant                                                  36,606,000 41,182,000 45,757,000 50,333,000     
  total accumulated other comprehensive income                                                  -15,863,000 12,268,000 165,120,000  9,538,000 1,571,000   
  intangible assets, net of accumulated amortization of 218,836 and 182,576                                                   96,100,000       
  nuclear fuel, net of accumulated amortization of 50,741 and 53,984                                                   60,100,000       
  total                                                    7,104,811,000 7,120,694,000 7,093,825,000 7,099,784,000 6,773,627,000  
  intangible assets, net of accumulated amortization of 182,576 and 158,584                                                    90,916,000      
  nuclear fuel, net of accumulated amortization of 53,984 and 59,020                                                    54,184,000      
  net property, plant and equipment                                                    7,577,083,000 7,535,487,000 7,459,790,000 7,452,276,000 7,496,976,000  
  pension liability                                                    264,476,000 234,445,000 197,039,000 217,714,000 202,745,000 186,496,000 
  minimum pension liability adjustment                                                    -97,277,000 -81,788,000 -66,564,000 -66,564,000 -66,564,000  
  assets related to discontinued operations                                                          
  assets from risk management and trading activities- long term                                                     224,341,000     
  intangible assets, net of accumulated amortization of 158,584 and 128,126                                                     105,486,000     
  nuclear fuel, net of accumulated amortization of 59,020 and 58,053                                                     51,188,000     
  deferred debits regulatory assets                                                     135,051,000     
  liabilities related to discontinued operations                                                          
  liabilities from risk management and trading activities-long term                                                     156,262,000     
  nac assets held for sale                                                      13,941,000    
  real estate investments—net                                                      381,494,000  345,843,000 378,015,000 
  assets from risk management and trading activities - long-term                                                      231,657,000 206,647,000 175,191,000  
  nac liabilities held for sale                                                      9,971,000    
  liability for asset retirement                                                      246,774,000 242,687,000 238,566,000 230,865,000 
  liabilities from risk management and trading activities - long-term                                                      124,703,000 129,380,000 111,998,000  
  unamortized gain — sale of utility plant                                                      51,477,000   56,053,000 
  real estate investments-net                                                       351,659,000   
  unamortized gain - sale of utility plant                                                       52,621,000 53,765,000  
  customer and other receivables—net                                                         421,428,000 
  real estate assets held for sale                                                          
  assets from risk management and trading activities — long-term                                                         156,950,000 
  real estate liabilities held for sale                                                          
  liabilities from risk management and trading activities — long-term                                                         94,448,000 

We provide you with 20 years of balance sheets for Pinnacle West Capital stock, allowing you to gain comprehensive visibility into the fundamentals of the company. Our detailed breakdowns include key financial metrics such as asset and liabilities, payables and receivables, long debts and short debts, cash and inventories, expenses and profits. This in-depth information is essential for making informed investment decisions and understanding the financial health and performance of Pinnacle West Capital. Explore the full financial landscape of Pinnacle West Capital stock with our expertly curated balance sheets.

The information provided in this report about Pinnacle West Capital stock is taken from www.sec.gov and many other data providers. While we have conducted our best efforts to ensure that the parsed data is accurate, we cannot guarantee its accuracy. Please use caution and understand that any consequences of its use are your own responsibility.