7Baggers
Quarterly
Annual
    Unit: USD2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2008-03-31 2007-12-31 2007-09-30 2007-06-30 2007-03-31 2006-12-31 2006-09-30 2006-06-30 2006-03-31 2005-12-31 2005-09-30 2005-06-30 2005-03-31 2004-12-31 2004-09-30 2004-06-30 2004-03-31 
      
                                                                                           
      cash flows from operating activities:
                                                                                           
      net income
    407,216,000 856,656,000 315,418,000 427,245,000 -297,432,000 9,239,000 103,063,000 501,447,000 80,730,000 -66,866,000 1,219,233,000 1,713,839,000 687,462,000 894,224,000 -1,514,583,000 1,802,554,000 -1,979,516,000 -936,519,000 -41,032,000 63,678,000 -600,640,000 -263,075,000 -167,139,000 -1,176,924,000 -361,028,000 125,566,000 190,691,000 -761,973,000 63,448,000 136,346,000 -1,444,979,000 1,379,335,000 105,457,000 122,645,000 250,705,000 -108,785,000 70,104,000 -180,807,000 88,425,000 -63,262,000 100,233,000 63,747,000 221,168,000 29,497,000 132,294,000 138,264,000 210,935,000 131,806,000 102,610,000 94,118,000 109,281,000 56,226,000 36,704,000 31,446,000 72,035,000 90,846,000 178,914,000 87,754,000 122,255,000 73,113,000 36,522,000 30,000,000 88,065,000 55,382,000 2,909,000 26,645,000 71,993,000 33,495,000 96,198,000 55,391,000 70,520,000 60,597,000 32,925,000 107,343,000 56,618,000 72,223,000 31,795,000 43,909,000 72,359,000 72,839,000 46,491,000 64,319,000 76,406,000     
      adjustments to reconcile net income to net cash from operating activities:
                                                                                           
      deferred income tax expense
    141,796,000 232,655,000 72,223,000    23,394,000 156,965,000 -126,211,000 -2,706,000 356,618,000               38,708,000 37,889,000            7,073,000                                                 
      depreciation, depletion and amortization
    688,382,000 623,471,000 620,775,000 620,319,000                           437,893,000 358,264,000 246,560,000 240,817,000 231,918,000 244,972,000 237,088,000 224,629,000 221,231,000 219,425,000 208,227,000 196,819,000 194,745,000 194,390,000        144,301,000    91,670,000 87,343,000                               
      gain on sale/exchange of long-lived assets
    -5,623,000                                                                                       
      impairments
    3,476,000 3,254,000 2,661,000                                                                                     
      income from investments
    -44,638,000 -67,174,000 -26,462,000  -34,242,000 -172,000 -2,260,000                                                                                 
      loss on debt extinguishment
    1,909,000 5,889,000 11,680,000         944,000 27,814,000 104,348,000 6,923,000 5,332,000 4,424,000 4,723,000 3,749,000 353,000 16,610,000                                                                 
      share-based compensation expense
    15,289,000 13,767,000 14,768,000 16,766,000 118,928,000 12,099,000 10,551,000 11,655,000 14,846,000 12,057,000 11,276,000 11,495,000 12,148,000 14,088,000 7,470,000 7,347,000 7,307,000 7,276,000 6,239,000 4,326,000 7,103,000 3,439,000 4,684,000 1,780,000 19,952,000 5,648,000 3,853,000                                                             
      distributions from equity method investments
    69,679,000 66,319,000 66,562,000 55,013,000                                                                                    
      other
    4,478,000 1,379,000 1,979,000 1,909,000                                                                                    
      gain on derivatives
    -135,784,000 -719,964,000 678,919,000  -66,816,000 -61,333,000 -106,511,000                                                                                 
      net cash settlements (paid) received on derivatives
    74,960,000 -101,364,000 -91,986,000                                                                                     
      net premiums paid on derivatives
        -4,077,000 -3,989,000 -33,904,000                                                                                 
      changes in other assets and liabilities:
                                                                                           
      accounts receivable
    646,000 386,545,000 -90,846,000 -551,898,000 92,873,000 -134,075,000 372,654,000 -255,164,000 -5,190,000 147,125,000 980,908,000 338,072,000 119,570,000 -852,588,000 225,968,000 -295,550,000 -304,878,000 13,335,000 -112,899,000 -176,009,000 -66,609,000 57,265,000 149,057,000 -75,983,000 41,251,000 124,590,000 342,465,000 -431,349,000 -54,454,000 -15,682,000 62,423,000 -73,036,000 32,044,000 -32,361,000 64,374,000 -153,986,000 -17,658,000 -21,203,000 27,340,000 -30,087,000 3,775,000                                               
      accounts payable
    -14,740,000 -142,967,000 153,220,000 138,764,000 -75,137,000 70,042,000 -117,157,000 109,766,000 16,344,000 -109,704,000 -422,519,000 -162,466,000 -16,283,000 307,341,000 52,867,000 180,479,000 165,318,000 -5,541,000 116,732,000 33,660,000 23,120,000 -133,000 -85,840,000 47,779,000 -32,990,000 -103,976,000 -149,487,000 251,753,000 223,728,000 -18,675,000 307,000 -1,234,000 -21,205,000 20,984,000 -15,225,000 53,464,000 2,679,000 22,960,000 -38,555,000 46,639,000 -20,872,000 -24,064,000 -39,326,000 45,551,000 -66,153,000 -38,741,000 89,693,000 36,359,000        4,727,000 64,611,000                               
      income tax receivable and payable
                  3,146,000 -3,146,000 -23,909,000                                                                     
      other current assets
    44,156,000 -52,602,000 51,143,000 -75,106,000 49,269,000 -3,918,000 -55,501,000 1,841,000 7,864,000 164,554,000 -80,472,000 76,536,000 162,398,000 -82,903,000 -107,455,000 567,454,000 -219,936,000                                                                       
      other items
    -233,503,000 35,467,000 -39,118,000 13,605,000 3,698,000 -15,044,000 5,126,000 -6,645,000 -7,187,000 -105,648,000 -52,241,000 189,813,000 -55,225,000 -57,743,000 -38,673,000 -25,619,000 14,661,000 61,710,000 -75,447,000 171,977,000 -217,925,000 -20,727,000 17,207,000 -89,662,000 14,643,000 37,231,000 30,956,000 35,568,000 26,951,000 -19,907,000 -62,970,000 -42,651,000 69,788,000 -32,617,000 20,475,000 -43,094,000 26,289,000 -757,000 -30,603,000 -13,621,000 -74,845,000 19,685,000 40,934,000 -2,201,000 390,000 65,201,000 -31,489,000 10,827,000                                        
      net cash from operating activities
    1,017,699,000 1,241,699,000 1,741,167,000 756,276,000 592,989,000 322,045,000 1,155,663,000 624,386,000 454,583,000 437,113,000 1,662,768,000 1,063,802,000 1,150,118,000 230,421,000 1,021,219,000 1,170,946,000 48,108,000 43,479,000 399,915,000 406,124,000 184,456,000 446,859,000 500,262,000 217,850,000 319,021,000 443,546,000 871,287,000 530,866,000 904,266,000 636,712,000 904,412,000 426,326,000 402,378,000 294,177,000 514,817,000 296,621,000 274,295,000 208,487,000 284,917,000 316,722,000 244,191,000 202,911,000 453,116,000 272,797,000 347,298,000 333,086,000 461,561,000 193,298,000 398,274,000 303,586,000 305,240,000 150,897,000 251,531,000 196,315,000 222,124,000 201,929,000 250,751,000 235,070,000 227,514,000 168,693,000 144,468,000 201,166,000 275,413,000 173,156,000 84,469,000 255,470,000 212,646,000 182,286,000 238,127,000 -17,289,000 106,033,000 84,868,000 27,535,000 88,016,000 226,301,000  152,583,000 91,946,000 305,927,000    35,408,000   -120,683,000 145,563,000 
      cash flows from investing activities:
                                                                                           
      capital expenditures
    -626,402,000 -549,640,000 -499,649,000 -591,597,000 -569,479,000 -558,165,000 -534,468,000 -533,139,000 -504,103,000 -487,011,000 -494,784,000 -352,968,000 -362,503,000 -392,691,000 -292,281,000 -348,190,000 -236,679,000 -218,982,000 -251,277,000 -253,847,000 -276,289,000 -255,939,000 -256,156,000 -345,121,000 -491,552,000 -394,753,000 -371,028,000 -110,254,000 -1,157,580,000 -964,673,000 -732,417,000 -786,337,000 -472,409,000 -369,057,000 -311,399,000 -346,173,000 -371,583,000 -423,947,000 -397,791,000                     -383,921,000 -340,151,000      -207,715,000  -448,827,000                   
      free cash flows
    391,297,000 692,059,000 1,241,518,000 164,679,000 23,510,000 -236,120,000 621,195,000 91,247,000 -49,520,000 -49,898,000 1,167,984,000 710,834,000 787,615,000 -162,270,000 728,938,000 822,756,000 -188,571,000 -175,503,000 148,638,000 152,277,000 -91,833,000 190,920,000 244,106,000 -127,271,000 -172,531,000 48,793,000 500,259,000 420,612,000 -253,314,000 -327,961,000 171,995,000 -360,011,000 -70,031,000 -74,880,000 203,418,000 -49,552,000 -97,288,000 -215,460,000 -112,874,000                     -215,228,000 -195,683,000      4,931,000  -210,700,000                   
      cash paid for acquisitions, net of cash acquired
    -384,640,000 -90,167,000 -10,000,000             -8,729,000                                                                        
      net cash (paid) received for sale/exchange of assets
    -2,319,000                                                                                       
      capital contributions to equity method investments
    -2,359,000 -24,101,000 -17,946,000 -60,245,000                                                                                    
      other investing activities
    -10,143,000   2,608,000 -57,000 -2,631,000 -22,096,000 -2,805,000 1,506,000 -3,542,000 522,000 70,000 -14,227,000 -149,000 -27,786,000 8,465,000 1,758,000 3,367,000 -147,000 252,000 -275,000 140,000 189,000 -29,000 455,000 697,000                                                             
      net cash from investing activities
    -1,025,863,000 -663,988,000 -534,044,000 582,350,000 -1,283,120,000 -312,060,000 -567,152,000 -539,546,000 -2,790,278,000 -485,505,000 -498,326,000 -404,615,000 -509,453,000 -216,513,000 -291,172,000 -357,884,000 -1,039,960,000 -426,988,000 -247,910,000 -933,092,000 -273,738,000 -145,277,000 -203,693,000 -344,932,000 -491,581,000 -394,298,000 -370,331,000 -1,259,644,000 -957,222,000 -912,802,000 -849,436,000 -2,410,558,000 -523,667,000 -550,965,000 -641,880,000 -1,292,048,000 -809,565,000 -463,180,000 -396,688,000 -550,431,000 -608,289,000 -684,958,000 -681,929,000 -343,537,000 -584,372,000 -1,024,199,000 -492,104,000         -405,223,000 46,828,000   -375,668,000 -340,151,000      -215,215,000  -460,827,000           62,609,000 9,249,000       
      cash flows from financing activities:
                                                                                           
      proceeds from revolving credit facility borrowings
    784,000,000 810,000,000 1,424,000,000 3,309,000,000 3,264,000,000 207,000,000 107,000,000 694,000,000                                                                                
      repayment of revolving credit facility borrowings
    -788,000,000 -813,000,000 -1,609,800,000 -5,135,200,000 -2,049,000,000 -160,000,000 -107,000,000 -694,000,000                                                                                
      proceeds from issuance of debt
       750,000,000           350,000,000 500,000,000 1,750,000,000                                                                 
      proceeds from net settlement of capped call transactions
       93,290,000                                                                                 
      debt issuance costs
    -2,385,000   -10,343,000 -364,000 -8,147,000 -1,779,000    -8,698,000          -15,662,000                                                                
      repayment and retirement of debt
    -92,681,000 -73,463,000 -739,554,000 -2,658,161,000 -300,523,000 -603,071,000 -752,112,000 -1,490,000 -1,469,000 -801,448,000 -211,429,000 -84,010,000 -256,389,000 -6,466,000 -570,174,000 -8,331,000                                                                        
      net premiums paid on debt extinguishment
                                                                                           
      dividends paid
    -98,290,000 -94,275,000 -94,097,000 -93,978,000 -93,640,000 -69,551,000 -69,412,000 -65,772,000 -54,249,000 -54,248,000 -54,070,000 -54,864,000 -55,493,000 -46,209,000 -47,063,000     -7,664,000 -7,670,000 -7,668,000 -7,665,000 -7,652,000 -7,639,000 -7,838,000 -7,956,000 -7,942,000 -5,207,000 -5,207,000 -5,207,000 -5,206,000 -5,190,000 -5,190,000 -5,190,000 -4,586,000 -4,585,000 -4,584,000 -4,579,000 -4,562,000 -4,554,000 -4,552,000 -4,559,000 -4,542,000         -32,916,000 -32,914,000   -32,854,000 -32,849,000      -28,833,000  -28,800,000                   
      distributions to noncontrolling interest
    -107,263,000                                                                                       
      cash paid for taxes to net settle share-based incentive awards
    -577,000 -3,011,000 -50,242,000 -10,380,000                                                                                    
      other financing activities
    -1,691,000 -1,430,000 -2,569,000 3,703,000 33,140,000 -895,000 -35,059,000 -1,216,000 -1,182,000 -588,000 -37,192,000 -9,402,000 -431,000 -380,000 -354,000 -348,000                                                                        
      net cash from financing activities
    -311,592,000 -303,983,000 -1,127,452,000 -1,225,513,000 749,137,000 -628,059,000 -21,440,000 -68,613,000 1,184,953,000 -863,378,000 -495,824,000 711,916,000 -596,869,000 12,924,000 -827,097,000 -721,891,000 683,874,000 673,609,000 -129,545,000 531,510,000 99,982,000 -317,265,000 -282,514,000 124,136,000 149,932,000 -59,924,000 -463,597,000 727,410,000 -640,221,000 763,740,000 8,091,000 1,647,989,000 32,503,000 -70,243,000 -77,102,000 341,553,000 35,667,000 955,223,000 67,026,000 172,266,000 68,616,000 656,686,000 934,902,000 -23,349,000 134,327,000 1,055,574,000 94,706,000 6,124,000 463,538,000   -231,954,000    699,633,000 -41,892,000   9,608,000 -32,551,000 -23,258,000 495,890,000 -25,606,000 -30,703,000 313,519,000 2,569,000 197,314,000 64,790,000 507,754,000 15,270,000 78,813,000        -127,369,000   69,076,000  24,822,000   
      net change in cash and cash equivalents
    -319,756,000 273,728,000 79,671,000 113,113,000 59,006,000 -618,074,000 567,071,000 16,227,000 -1,150,742,000 -911,770,000 668,618,000 1,371,103,000 43,796,000 26,832,000 -97,050,000 91,171,000 -307,978,000 290,100,000 22,460,000 4,542,000 10,700,000 -15,683,000 14,055,000         -336,243,000 -88,786,000 -327,031,000 -204,165,000 -653,874,000 -499,603,000 700,530,000 -44,745,000 -61,443,000 -295,482,000 174,639,000 706,089,000 -94,089,000 -102,747,000 364,461,000 64,163,000 421,744,000                                        
      cash and cash equivalents at beginning of period
    202,093,000  80,977,000  1,458,644,000  113,963,000  18,210,000  4,596,000          1,103,540,000  1,601,232,000  1,077,429,000  845,641,000  182,055,000  831,251,000              81,711,000      74,966,000      -588,000 -32,025,000 37,334,000 
      cash and cash equivalents at end of period
    -319,756,000 273,728,000 281,764,000  59,006,000 -618,074,000 648,048,000  -1,150,742,000 -911,770,000 2,127,262,000  43,796,000 26,832,000 16,913,000  -307,978,000 290,100,000 40,670,000  10,700,000 -15,683,000 18,651,000  -22,628,000 -10,676,000 40,846,000  -693,177,000 487,650,000 210,382,000  -88,786,000 -327,031,000 899,375,000  -499,603,000 700,530,000 1,556,487,000  -295,482,000 174,639,000 1,783,518,000  -102,747,000 364,461,000 909,804,000  407,197,000 -143,625,000 160,325,000  123,956,000 -230,170,000 745,208,000  255,687,000 -59,403,000 138,628,000  -228,234,000 -127,425,000 553,026,000  -142,841,000    -157,910,000    41,906,000      5,017,000    2,791,000   -588,000 5,309,000 
      balance at july 1, 2024
                                                                                           
      comprehensive loss, net of tax:
                                                                                           
      other postretirement benefits liability adjustment, net of tax: 13
                                                                                           
      dividends
                                                                                           
      share-based compensation plans
    2,204,000 -1,631,000 1,670,000 2,044,000 -8,000 -2,063,000 2,127,000 418,000 -436,000 -562,000 1,207,000 69,000 28,000   866,000 27,000                                                                       
      equitrans midstream merger
                                                                                          
      balance at september 30, 2024
                                                                                           
      balance at july 1, 2025
                                                                                           
      comprehensive income, net of tax:
                                                                                           
      other postretirement benefits liability adjustment, net of tax: 54
                                                                                           
      olympus energy acquisition
                                                                                           
      balance at september 30, 2025
                                                                                           
      premiums paid on debt extinguishment
     -14,341,000 -10,461,000         -60,000 -120,120,000 -8,888,000 -6,240,000 -5,332,000 -4,267,000 -3,982,000 -3,515,000 25,000 -13,660,000                                                                 
      balance at april 1, 2024
                                                                                           
      balance at june 30, 2024
                                                                                           
      balance at april 1, 2025
                                                                                           
      other postretirement benefits liability adjustment, net of tax: 53
                                                                                           
      distribution to noncontrolling interest
      -44,729,000                                                                                     
      balance at june 30, 2025
                                                                                           
      loss on sale/exchange of long-lived assets
      231,000                                                                                     
      proceeds from sale/exchange of assets
      -6,449,000 1,244,215,000    -631,000    3,178,000 2,980,000                                                                           
      balance at january 1, 2024
      419,896,000    419,896,000                                                                                 
      convertible notes settlements
      19,992,000 3,000 -3,000 2,000 2,000 3,000 1,000 3,000                                                                           
      net settlement of capped call transactions
                                                                                           
      balance at march 31, 2024
      441,558,000    441,558,000                                                                                 
      balance at january 1, 2025
      596,870,000                                                                                     
      other postretirement benefits liability adjustment, net of tax: 29
                                                                                           
      change in ownership of consolidated subsidiary
                                                                                           
      balance at march 31, 2025
      598,586,000                                                                                     
      (gain) loss on sale/exchange of long-lived assets
                                                                                           
      (income) income from investments
           -2,286,000 546,000 -1,092,000 -4,764,000     -4,980,000 -43,184,000 -11,829,000 -11,848,000                                                                     
      (gain) loss on derivatives
           -671,797,000 -177,906,000 -164,386,000 -824,852,000                                                                             
      net cash settlements received (paid) on derivatives
           275,599,000 255,804,000 212,247,000 157,000,000                                                                             
      net premiums (paid) received on derivatives
                                                                                           
      proceeds from sale of investment shares
                                                                                          
      (premiums paid) discounts received on debt extinguishment
       -50,889,000 -365,000                                                                                   
      repurchase and retirement of common stock
           -201,029,000 -139,140,000 -53,854,000 -216,491,000             -500,199,000                                                       
      net proceeds from the sale of units of the midstream joint venture
                                                                                           
      net (distribution to) contribution from noncontrolling interest
                                                                                          
      cash and cash equivalents at beginning of year
                                                                                           
      cash and cash equivalents at end of year
                                                                                           
      balance at december 31, 2021
                                                                                           
      other postretirement benefits liability adjustment, net of tax: 488
                                                                                           
      contribution from noncontrolling interest
                                                                                           
      balance at december 31, 2022
                                                                                           
      other postretirement benefits liability adjustment, net of tax: 59
                                                                                           
      tug hill and xcl midstream acquisition
                                                                                         
      dissolution of consolidated variable interest entity
                                                                                           
      balance at december 31, 2023
                                                                                           
      other postretirement benefits liability adjustment, net of tax: 252
                                                                                           
      balance at december 31, 2024
                                                                                           
      deferred income tax (benefit) expense
        -101,142,000             -348,794,000 -13,505,000                      116,967,000 -164,855,000 -31,070,000                                             
      gain/loss on sale/exchange of long-lived assets and impairments
        22,212,000                                                                                   
      gain on debt extinguishment
        365,000 1,837,000 3,449,000                                                                                 
      net cash settlements received on derivatives
        288,136,000 298,181,000 451,004,000                                                                                 
      cash paid for acquisitions
        -626,487,000 -207,702,000 -30,053,000                                                                                 
      net distribution to noncontrolling interest
                                                                                           
      balance at july 1, 2023
                                                                                           
      other postretirement benefits liability adjustment, net of tax: 15
                                                                                           
      balance at september 30, 2023
                                                                                           
      depreciation and depletion
         465,982,000 486,750,000 501,887,000 446,886,000 395,684,000 387,685,000 396,026,000 418,695,000 429,143,000 422,098,000 476,422,000 442,876,000 380,288,000 377,116,000 371,816,000 341,027,000 323,096,000 357,526,000 384,226,000 390,993,000 372,413,000 391,113,000 438,863,000 435,311,000                                                           
      distribution of earnings from equity method investment
         6,123,000 2,852,000                                                                                 
      amortization, accretion and other
         5,520,000 2,797,000 4,921,000 4,081,000 4,053,000 3,888,000 -31,042,000 32,431,000 18,077,000 13,179,000 34,141,000 9,998,000 11,129,000 10,968,000 12,178,000 12,622,000 9,311,000 3,303,000 3,911,000 6,977,000                                                               
      proceeds from sale of assets
                  1,258,000     12,844,000 2,299,000                             1,096,000 1,355,000 2,391,000    230,525,000             8,875,000               
      balance at april 1, 2023
                                                                                           
      other postretirement benefits liability adjustment, net of tax: 14
                                                                                           
      balance at june 30, 2023
                                                                                           
      impairments and loss/gain on sale/exchange of long-lived assets
          9,356,000                                                                                 
      discounts received on debt extinguishment
                                                                                           
      balance at january 1, 2023
          365,363,000    365,363,000                                                                             
      balance at march 31, 2023
          361,586,000    361,586,000                                                                             
      net premiums (paid) received on derivative instruments
           -91,320,000 -66,500,000 -69,927,000 -94,916,000         6,808,000                                                                   
      discounts received (premiums paid) on debt extinguishment
           -135,000 -1,089,000 -1,579,000 7,981,000                                                                             
      balance at december 31, 2020
                                                                                           
      other postretirement benefits liability adjustment, net of tax: 254
                                                                                           
      alta acquisition
                                                                                         
      impairment of long-lived assets and loss/gain on sale/exchange of long-lived assets
            7,930,000                                                                               
      (gain) loss on debt extinguishment
            1,089,000 5,462,000 -6,606,000                                                                             
      distribution of earnings from equity method investments
            1,457,000 11,160,000 5,456,000                                                                             
      proceeds from term loan facility borrowings
                                                                                           
      balance at july 1, 2022
                                                                                           
      other postretirement benefits liability adjustment, net of tax expense: 20
                                                                                           
      balance at september 30, 2022
                                                                                           
      other postretirement benefits liability adjustment, net of tax expense: 15
                                                                                           
      proceeds from credit facility borrowings
               4,005,000,000 3,516,000,000 2,721,000,000 1,870,000,000 3,530,000,000 1,105,000,000 1,581,000,000                                                                     
      repayment of credit facility borrowings
               -4,105,000,000 -3,442,000,000 -2,695,000,000 -2,574,000,000 -2,826,000,000 -1,405,000,000 -1,581,000,000                                                                     
      distribution to noncontrolling interest, net of contributions
             -1,958,000 -85,000                                                                             
      balance at april 1, 2022
                                                                                           
      other postretirement benefits liability adjustment, net of tax expense: 21
                                                                                           
      balance at june 30, 2022
                                                                                           
      other postretirement benefits liability adjustment, net of tax expense: 14
                                                                                           
      impairments of long-lived assets and gain on sale/exchange of long-lived assets
              27,074,000  20,232,000 46,067,000 213,727,000                                                                         
      balance at january 1, 2022
              376,399,000                                                                             
      balance at march 31, 2022
              369,074,000                                                                             
      amortization of intangible assets
                       3,573,000 7,478,000 7,477,000 7,478,000 7,477,000 7,755,000 10,342,000 10,342,000                                                             
      impairments and (gain) loss on sale/exchange of long-lived assets
                                                                                           
      gain on equitrans share exchange
                       -187,223,000                                                                 
      loss (income) from investments
               -9,400,000 -2,877,000 -3,577,000 20,785,000                                                                         
      cash settlements (paid) received paid on derivatives
                                                                                           
      net premiums received (paid) on derivative instruments
               391,000   372,000                                                                         
      deposit on acquisition
                                                                                          
      proceeds from sale/exchange of investment shares
                                                                                           
      net proceeds from issuance of common stock
                                                                                           
      debt issuance costs and capped call transactions
                     -5,954,000                                                                   
      balance at december 31, 2019
                                                                                           
      other postretirement benefits liability adjustment, net of tax:
                                                                                           
      capped call transactions
                                                                                           
      issuance of common stock
                                                                                           
      deferred income tax benefit
                150,448,000 308,880,000 -473,557,000 591,091,000     -207,231,000 -102,873,000 127,860,000 -264,656,000             19,855,000                                                   
      loss on derivatives
                1,627,296,000                                                                           
      net cash settlements paid on derivatives
                -2,033,727,000                                                                           
      cash paid for taxes related to net settlement of share-based incentive awards
                -10,451,000 -94,000 -13,648,000 -40,000 -1,122,000 -51,000 -2,632,000 -292,000 -304,000 -4,000 -2,227,000 -189,000 -4,804,000 -737,000 -1,427,000 -474,000 -20,009,000 -54,086,000 -457,000 -320,000 -17,253,000 -414,000 -322,000 -177,000 -26,018,000 -521,000 -1,636,000 -5,019,000 -39,837,000 -2,249,000                                            
      proceeds from exercises under employee compensation plans
                1,623,000 12,668,000 1,214,000                                          479,000 500,000 1,525,000  298,000 9,000 1,973,000 544,000 68,000 225,000 61,000 367,000 475,000 525,000 224,000 1,032,000 1,417,000 17,908,000 728,000 423,000 15,851,000 1,208,000 3,037,000 17,733,000 3,038,000 22,984,000 -9,301,000 5,520,000 7,573,000 
      net contribution from noncontrolling interest
                                                                                           
      balance at july 1, 2021
                                                                                           
      other postretirement benefits liability adjustment, net of tax expense: 70
                                                                                           
      balance at september 30, 2021
                                                                                           
      net premiums received on derivative instruments
                           104,000 -3,894,000                                                               
      (distribution to) contribution from noncontrolling interest
                 -2,553,000 -341,000                                                                         
      balance at april 1, 2021
                                                                                           
      other postretirement benefits liability adjustment, net of tax expense: 27
                                                                                           
      balance at june 30, 2021
                                                                                           
      loss on derivatives not designated as hedges
                  3,077,637,000                                                                         
      net cash settlements paid on derivatives not designated as hedges
                  -885,539,000           53,144,000 -63,634,000                                                             
      gain/loss/impairment on sale/exchange of long-lived assets and impairment and expiration of leases
                                                                                           
      gain on derivatives not designated as hedges
                     1,345,532,000 188,813,000  427,182,000    -180,313,000 -407,635,000 131,996,000 184,211,000 3,075,000 53,897,000 -62,592,000    -140,742,000 216,649,000 -93,356,000 234,693,000 -108,995,000     -97,000,000 -1,821,000                                           
      cash settlements (paid) received paid on derivatives not designated as hedges
                                                                                           
      contributions from noncontrolling interest
                                                                                           
      balance at december 31, 2018
                                                                                           
      net change in interest rate cash flow hedges, net of tax: 210
                                                                                           
      other postretirement benefits liability adjustment, net of tax: 150
                                                                                           
      change in accounting principle
                                                                                           
      distribution of equitrans midstream corporation
                                                                                           
      equity component of convertible senior notes
                                                                                           
      issuance of common shares
                                                                                           
      comprehensive loss (income), net of tax:
                                                                                           
      gain/loss on sale/exchange of long-lived assets and impairment and expiration of leases
                    40,718,000                                                                       
      cash settlements (paid) received on derivatives not designated as hedges
                    -619,864,000 -71,441,000 -38,140,000              13,321,000 -11,191,000 -8,967,000                                                     
      net premiums paid on derivative instruments
                                                                                           
      cash received for equitrans share exchange
                       52,323,000                                                                 
      contributions from noncontrolling interests
                    3,750,000                                                                     
      balance at july 1, 2020
                                                                                           
      other postretirement benefits liability adjustment, net of tax expense: 23
                                                                                           
      balance at september 30, 2020
                                                                                           
      repayments and retirements of debt
                     -1,295,000 -126,396,000 -212,477,000 -102,711,000 -805,850,000 -1,701,224,000 -1,190,000 -1,173,000 -701,157,000 -1,141,000                                                             
      balance at april 1, 2020
                                                                                           
      other postretirement benefits liability adjustment, net of tax expense: 24
                                                                                           
      balance at june 30, 2020
                                                                                           
      loss on sale/exchange of long-lived assets and impairment and expiration of leases
                      15,550,000                                                                     
      net premiums (paid) on derivative instruments
                      -3,147,000                                                                     
      cash paid (received) during the period for:
                                                                                           
      interest, net of amount capitalized
                      85,211,000  70,770,000 44,968,000 29,628,000  16,104,000 95,964,000 13,749,000 97,271,000 18,354,000 117,815,000 27,519,000 75,753,000 24,064,000 71,709,000 17,845,000 56,376,000 14,518,000 57,235,000 16,528,000 59,889,000 13,560,000 59,941,000 14,160,000 59,869,000 6,179,000 58,524,000 3,995,000 59,527,000 8,379,000 64,835,000 10,446,000 94,012,000 12,343,000 68,485,000 13,044,000 53,785,000 12,231,000 53,912,000 10,791,000 47,201,000 12,489,000 55,452,000 12,762,000 56,807,000 11,954,000 26,584,000 12,130,000 25,618,000 5,849,000 7,002,000 12,765,000 12,449,000 14,642,000 7,857,000 13,516,000  13,714,000 8,717,000 14,255,000  15,345,000 8,671,000 16,968,000  4,758,000 -6,420,000 15,280,000 
      income taxes
                      22,751,000  -210,446,000 -189,648,000 -1,950,000  914,000 -2,417,000 23,000 -3,868,000 37,000 165,000 -9,000 -6,065,000 9,789,000 -87,000 -42,436,000 620,000 674,000 -5,279,000 24,567,000 76,530,000 -110,000 76,960,000 38,808,000 85,050,000 4,000,000 87,034,000 51,608,000 21,400,000 3,661,000 10,412,000 4,000,000 10,979,000 2,214,000   2,476,000 29,000                             
      non-cash activity during the period for:
                                                                                           
      increase in right-of-use lease assets and liabilities
                      783,000  1,433,000 1,394,000 303,000                                                                 
      increase in asset retirement costs and obligations
                      907,000  3,078,000 2,835,000 3,761,000  1,154,000 1,171,000 1,285,000                                                             
      capitalization of non-cash equity share-based compensation
                      1,228,000  739,000                                                                   
      impairment/loss on sale/exchange of long-lived assets and leases
                                                                                           
      impairment of goodwill
                                                                                           
      loss on investment in equitrans midstream corporation
                       10,624,000 -3,801,000                                                                   
      (gain) loss on derivatives not designated as hedges
                          -389,436,000         -167,328,000 -35,625,000        -161,263,000 -4,259,000 -43,592,000                                             
      cash settlements received (paid) on derivatives not designated as hedges
                         315,393,000 245,736,000                  32,099,000 31,033,000 7,742,000                                             
      capital expenditures for discontinued operations
                                                                                           
      capital contributions to mountain valley pipeline, llc
                                -263,244,000 -65,786,000 -117,019,000 -56,102,000 -43,508,000 -40,180,000 -19,760,000 -22,102,000 -35,634,000 -29,233,000 -11,430,000                                                 
      proceeds from borrowings on credit facility
                       1,345,500,000 991,750,000 575,000,000 206,000,000 717,500,000 865,500,000                                                               
      repayment of borrowings on credit facility
                       -1,290,000,000 -785,250,000 -537,000,000 -500,000,000 -584,500,000 -704,500,000                                                               
      proceeds and excess tax benefits from awards under employee compensation plans
                                  1,946,000     4,125,000                                                   
      repurchase of common stock
                               -9,000 -9,000 -9,000 -15,000 -8,000 -7,000 -7,000 -6,000 -7,000 -10,000                                                 
      contributions from (distributions to) noncontrolling interests
                                                                                           
      acquisition of 25% of strike force midstream llc
                                                                                         
      net cash transferred at separation and distribution
                                                                                           
      balance at december 31, 2017
                                                                                           
      net change in cash flow hedges:
                                                                                           
      natural gas, net of tax: 2,584
                                                                                           
      interest rate, net of tax: 80
                                                                                           
      other postretirement benefits liability adjustment, net of tax: 510
                                                                                           
      distributions to noncontrolling interests in discontinued operations
                                                                                           
      purchase of strike force midstream llc noncontrolling interests
                                                                                           
      changes in ownership of consolidated subsidiaries
                                                                                           
      impairment of leases and intangible assets and loss on sale/exchange of long-lived assets
                                                                                           
      cash settlements received on derivatives not designated as hedges
                                       56,909,000 27,287,000 86,097,000 109,132,000                                                 
      tax receivable
                        151,181,000 189,729,000 -92,809,000                                                                 
      impairment of leases and loss on sale/exchange of long-lived assets
                                                                                           
      impairment of long-lived assets and leases
                          102,620,000                                                                 
      gain on investment in equitrans midstream corporation
                          390,628,000                                                                 
      impairment of long-lived assets and leases and exploratory well costs
                                                                                           
      unrealized loss on investment in equitrans midstream corporation
                           60,214,000 261,093,000                                                               
      cash paid for rice merger and other acquisitions (see note 8), net of cash acquired
                                                                                           
      net sales of trading securities
                                                                                           
      exploratory dry hole costs
                                                                                           
      proceeds from borrowings on term loan facility
                                                                                         
      debt issuance costs and credit facility origination fees
                                                                                           
      distributions to noncontrolling interests
                               -101,112,000 -98,794,000 -91,849,000 -88,896,000 -63,625,000 -60,504,000 -57,358,000 -54,636,000 -52,262,000 -49,808,000 -45,131,000 -42,780,000 -36,541,000 -32,546,000 -29,827,000 -22,845,000 -21,664,000 -20,481,000 -13,242,000 -12,432,000                                         
      contribution to strike force midstream llc by minority owner, net of distribution
                                                                                           
      asset and lease impairments
                            78,947,000 48,584,000 29,534,000  271,455,000 137,643,000 2,332,924,000   2,264,000 1,837,000  1,435,000 2,231,000 1,832,000                                                 
      net cash settlements received (paid) on derivatives not designated as hedges
                                                                                           
      debt issuance costs for term loan facility
                                                                                          
      proceeds from awards under employee compensation plans
                                                                                          
      increase in borrowings on credit facilities of discontinued operations
                                                                                           
      repayment of borrowings on credit facilities of discontinued operations
                                                                                           
      proceeds from issuance of eqm midstream partners, lp debt
                                                                                           
      debt discount and issuance costs for eqm midstream partners, lp debt
                                                                                           
      acquisition of 25% ownership interest in strike force midstream llc
                                                                                           
      net change in cash, cash equivalents and restricted cash
                            -22,628,000 -10,676,000 37,359,000  -693,177,000 487,650,000 63,067,000                                                         
      cash, cash equivalents and restricted cash at beginning of period
                            3,487,000  147,315,000                                                         
      increase in right-of-use lease assets and lease liabilities
                            23,120,000 89,021,000                                                             
      amortization of financing costs and accretion expense
                              5,300,000                                                             
      unrealized gain on investment in equitrans midstream corporation
                              -89,055,000                                                             
      non-cash other income
                              -676,000                                                             
      increase in borrowings on credit facilities
                              820,000,000 2,418,000,000 1,842,000,000 3,160,000,000 1,217,500,000                                                         
      repayment of borrowings on credit facilities
                              -1,270,000,000 -1,445,000,000 -1,870,000,000 -4,552,000,000 -1,086,500,000                                                         
      increase in borrowings on eqm midstream partners, lp credit facilities
                                                                                           
      repayment of borrowings on eqm midstream partners, lp credit facilities
                                                                                           
      deferred income taxes
                               -7,552,000 -62,511,000 -101,608,000 -338,734,000 -1,172,316,000 -8,384,000 29,423,000 100,665,000         -70,280,000 47,724,000 -31,301,000 85,878,000 95,494,000 -48,383,000 28,905,000 34,347,000 49,712,000 -7,584,000 13,694,000 39,363,000 43,689,000 86,392,000 33,222,000 70,716,000 54,707,000 32,774,000 16,281,000 50,150,000 139,977,000 11,921,000 26,461,000 56,417,000 50,420,000 70,166,000 76,708,000 48,507,000 -39,005,000 15,562,000 54,816,000 1,007,000 15,832,000 9,536,000 -2,335,000 8,234,000    2,624,000 95,878,000 1,466,000 11,723,000 2,706,000 
      amortization of intangibles assets
                                                                                           
      asset and lease impairments and exploratory well costs
                                                                                           
      goodwill impairment
                                                                                           
      gain on sale of assets
                                                                                           
      benefit from (recoveries of) losses on accounts receivable
                               3,069,000           100,000                                                 
      pension settlement charge
                                                                                         
      cash payments for rice merger (as defined in note 3), net of cash acquired
                                                                                           
      capital expenditures for other acquisitions
                                                                                           
      capital expenditures from discontinued operations
                                                                                           
      net sales of (investments in) trading securities
                                                                                           
      capital contributions to mountain valley pipeline, llc, net of sales of interest
                                                                                           
      net proceeds from the issuance of common shares of eqt corporation
                                                                                           
      net proceeds from the issuance of common units of eqm midstream partners, lp
                                                                                           
      debt issuance costs and revolving credit facility origination fees
                                   -28,197,000            -74,000                                            
      cash, cash equivalents and restricted cash at beginning of year
                                                                                           
      cash, cash equivalents and restricted cash at end of year
                                                                                           
      cash paid (received) during the year for:
                                                                                           
      amortization of intangibles
                                20,728,000 20,729,000 20,728,000                                                         
      amortization of financing costs
                                3,786,000 2,933,000 2,872,000                                                         
      other income
                                -21,755,000 -11,752,000 -9,585,000 -8,077,000 -6,859,000 -6,638,000 -3,381,000 -8,494,000 -10,715,000 -7,644,000 -4,840,000 -3,677,000 -2,648,000 -2,689,000 -939,000 -719,000 -1,004,000 -2,579,000 -2,551,000         -6,190,000 -3,098,000   -916,000 -160,000      -590,000  -611,000                   
      stock-based compensation expense
                                8,589,000 8,656,000 5,892,000 66,698,000 6,597,000 6,532,000 14,765,000 10,054,000 10,674,000 11,100,000 12,777,000 17,007,000 13,193,000 12,988,000 15,441,000 9,051,000 12,262,000 9,493,000 11,317,000 15,510,000 9,628,000 17,146,000 10,334,000                                     
      cash settlements paid on derivatives not designated as hedges
                                -14,285,000 25,513,000 -38,629,000                                                         
      capital expenditures for acquisitions
                                    -7,750,000 -141,728,000 -669,479,000         -10,933,000                                            
      proceeds from huron divestiture
                                                                                           
      sales of investments in trading securities
                                   283,758,000                                                     
      proceeds from sale of permian basin assets
                                -2,493,000                                                           
      proceeds from issuance of eqm midstream partners, lp (formerly known as eqt midstream partners, lp) senior notes
                                                                                           
      repayments and retirements of senior notes
                                -7,999,000                                                         
      debt discount and issuance costs and revolving credit facility origination fees
                                                                                           
      cash paid during the period for:
                                                                                           
      benefit from losses on accounts receivable
                                                834,000 -767,000 1,686,000   284,000 1,962,000    196,000  -1,880,000 -1,013,000 2,717,000  -1,144,000 61,000 4,000,000    1,140,000 3,153,000 4,669,000 1,432,000 2,490,000    450,000 3,211,000 890,000 -2,320,000 2,934,000 2,878,000 -24,000 -192,000 5,611,000 18,618,000 -2,527,000 -3,182,000 6,481,000 
      deposit received for huron divestiture
                                                                                           
      proceeds from issuance of eqt midstream partners, lp senior notes
                                                                                           
      debt discount and issuance costs for eqt midstream partners, lp senior notes
                                                                                           
      bridge facility structuring and related fees
                                                                                           
      reduction of allowance for doubtful accounts
                                  -1,138,000                                                         
      gain on sale / exchange of assets
                                               3,603,000                                           
      (recoveries of) benefit from losses on accounts receivable
                                   251,000 -268,000 645,000 -1,607,000     359,000 -614,000 -1,124,000 -524,000                                             
      excess tax benefits on stock-based compensation
                                           -1,769,000 428,000   -4,624,000 -95,000                                           
      cash payments for rice merger (as defined in note 2), net of cash acquired
                                                                                           
      investments in trading securities
                                                                                           
      dry hole costs
                                                                                           
      sales of interests in mountain valley pipeline, llc
                                       12,533,000                                                 
      restricted cash
                                   75,000,000          4,183,000                                           
      proceeds from the issuance of common shares of eqt corporation, net of issuance costs
                                       -7,000 795,586,000 430,420,000                                                 
      proceeds from the issuance of common units of eqt midstream partners, lp, net of issuance costs
                                         423,190,000 62,230,000 -99,000 696,681,000 16,000                                         
      proceeds from the sale of common units of eqt gp holdings, lp, net of issuance costs
                                                                                           
      contribution to strike force midstream by minority owner, net of distribution
                                                                                           
      lease impairments
                                                                                           
      increase in borrowings on eqt midstream partners, lp credit facilities
                                                                                           
      decrease in borrowings on eqt midstream partners, lp credit facilities
                                                                                           
      increase in borrowings on eqt midstream partners, lp credit facility
                                       310,000,000 170,000,000 189,000,000 71,000,000                                                 
      decrease in borrowings on eqt midstream partners, lp credit facility
                                         -198,000,000 -361,000,000                                                 
      gain on dispositions included in discontinued operations
                                                                                           
      benefit from (recoveries of) for losses on accounts receivable
                                                                                           
      gain recognized in operating revenues for hedging ineffectiveness
                                                                                           
      dividend from nora gathering, llc
                                               2,463,000 7,000,000 4,500,000        5,000,000                               
      proceeds from issuance of eqt midstream partners, lp debt
                                                                                           
      repayment of borrowings on eqt midstream partners, lp credit facility
                                       -401,000,000                                                    
      noncash activity during the year for:
                                                                                           
      increase in mountain valley pipeline, llc investment/payable for capital contributions
                                       -1,624,000 -13,957,000 13,188,000 13,864,000                                                 
      benefit from losses on (recoveries of) accounts receivable
                                        613,000                                                   
      consideration paid for statoil acquisition
                                                                                           
      proceeds from the sale of common units of eqt gp holdings, lp, net of sale costs
                                           -46,000 -364,000                                               
      repayments and retirements of long-term debt
                                           -160,000,000 -1,000 -5,910,000 -3,093,000 -5,000,000 -2,993,000 -3,169,000                                         
      impairment of long-lived assets and exploratory well costs
                                                                                           
      (gain) loss recognized in operating revenues for hedging ineffectiveness
                                               -11,699,000                                            
      cash settlements on derivatives not designated as hedges
                                               43,471,000 1,604,000                                           
      capital expenditures from continuing operations
                                           -534,680,000 -578,336,000 -693,302,000 -627,700,000  -582,560,000 -531,643,000 -492,104,000                                         
      proceeds from sale of energy marketing contracts
                                                                                           
      increase in borrowings on credit facility
                                                                                           
      decrease in borrowings on credit facility
                                                                                           
      cash paid during the year for:
                                                                                           
      asset impairments
                                            6,576,000 9,433,000 18,995,000                                             
      gain on dispositions
                                                                                         
      loss recognized in operating revenues for hedging ineffectiveness
                                                 -987,000 22,260,000                                         
      accrued interest
                                                                                           
      capital expenditures associated with range resources corporation asset exchange
                                                                                           
      increase in short-term loans
                                            127,500,000 44,000,000 390,000,000 340,000,000 110,000,000                    31,050,000     110,000,000        -72,202,000   96,500,000 14,899,000 2,000,000   
      decrease in short-term loans
                                            -89,500,000 -31,000,000 -91,000,000 -330,000,000                                         
      proceeds and excess tax benefits from exercises under employee compensation plans
                                            7,517,000 18,121,000 9,558,000                                             
      capital expenditures associated with range asset exchange
                                                                                           
      capital contribution to mountain valley pipeline, llc
                                             8,344,000 -54,229,000                                             
      accounts receivable and unbilled revenues
                                              69,542,000 -104,811,000 34,862,000 94,839,000 -95,282,000 -82,644,000    -99,234,000 -21,920,000 36,539,000 36,251,000 -52,635,000 7,808,000 44,571,000 14,573,000                             
      provisions for (recoveries of) losses on accounts receivable
                                                                                           
      noncash financial instrument put premium
                                                                                           
      inventory
                                               8,073,000 1,171,000 -3,461,000 9,728,000 17,076,000 -10,938,000 -13,837,000 37,789,000 7,296,000 -15,023,000 -4,624,000 55,628,000 650,000 -27,891,000 -38,887,000 67,245,000                             
      capital expenditures from continuing operations, excluding acquisitions
                                                                                           
      lease impairment
                                                2,210,000 6,244,000 275,000 2,066,000 3,999,000 5,153,000 2,980,000                                     
      prepaid expenses and other
                                                   -20,721,000                                        
      proceeds from the issuance of eqt midstream partners, lp debt
                                                                                           
      proceeds and tax benefits from exercises under equity compensation plans
                                                                                           
      depreciation, depletion, and amortization
                                                 157,219,000 152,111,000  175,648,000 168,577,000 149,116,000   115,681,000 107,525,000    78,398,000  68,548,000 65,217,000 61,879,000  49,706,000 46,188,000 44,589,000  34,269,000 32,051,000 30,765,000  26,907,000 27,592,000 27,427,000  25,149,000 24,797,000 24,217,000  23,505,000 23,376,000 23,439,000  199,000 -157,000 21,767,000 
      proceeds and tax benefits from exercises under employee compensation plans
                                                 32,218,000 9,824,000 22,274,000 7,476,000 8,392,000 6,995,000 6,040,000 332,000 1,499,000                                 
      cash paid for taxes related to net settlement of share-based payment awards
                                                                                           
      revolving credit facility origination fees
                                                 -100,000 -4,975,000                                         
      unrealized losses (gains) on derivatives and inventory
                                                       4,285,000                                    
      proceeds from sale of available-for-sale securities
                                                                         7,295,000             
      proceeds from issuance of long-term debt
                                                                     500,000,000                
      benefit from (recovery of) losses on accounts receivable
                                                                                           
      unrealized (gains) losses on derivatives and inventory
                                                                                           
      noncash financial instrument put premiums
                                                                                          
      (recoveries of) provisions for losses on accounts receivable
                                                                                           
      storage reserve adjustment
                                                                                           
      reimbursements for tenant improvements
                                                                                           
      other current liabilities
                                                                                           
      tenant improvements
                                                                                           
      investment in available-for-sale securities
                                                                    -3,000,000                    
      proceeds from issuance of common stock
                                                               -33,000 9,504,000 527,735,000     -82,000                   
      adjustments to reconcile net income to cash from operating activities:
                                                                                           
      recovery for losses on accounts receivable
                                                                                           
      equity award expense
                                                        11,517,000 8,979,000 8,256,000  4,250,000 6,870,000 3,998,000  3,538,000 3,508,000 3,244,000                         
      dividend from nora gathering llc
                                                        4,750,000 3,000,000    15,000,000                             
      other assets and liabilities
                                                            42,138,000                               
      proceeds from sale of available-for-sale investments
                                                              14,028,000                             
      net increase in cash and cash equivalents
                                                            255,687,000 -59,403,000 138,628,000  -228,234,000 -127,425,000 553,026,000  -142,841,000    -157,910,000   -30,961,000 41,906,000          2,791,000     
      unrealized gains on derivatives and inventory
                                                                                           
      unrealized losses on derivatives and inventory
                                                          5,484,000                                 
      equity in earnings of nonconsolidated investments
                                                               -2,079,000 -2,646,000      -1,122,000  -1,557,000                   
      stock based compensation expense
                                                                                           
      derivative instruments, at fair value
                                                                                           
      capital contributions to nora gathering llc
                                                                                           
      debt issuance costs and revolving credit facility origination fee
                                                                                           
      unrealized (gains) losses on derivative financial instruments
                                                            -2,451,000                               
      changes in operating assets and liabilities:
                                                                                           
      derivative instruments at fair value
                                                            -5,242,000 -568,000 9,694,000                             
      federal income tax carryback refund
                                                                                           
      additions to property, plant and equipment
                                                            -347,646,000                               
      proceeds from dispositions
                                                                                           
      investment in available-for-sale-securities
                                                                                           
      repayments of long-term debt
                                                                                           
      income taxes, net of refunds
                                                                                           
      gain on disposition
                                                                                           
      proceeds from disposition
                                                                                           
      see discussion of non cash transactions in notes b and k.
                                                                                           
      the accompanying notes are an integral part of these condensed consolidated financial statements.
                                                                                           
      unrealized losses on mark-to-market and fair value derivative activities
                                                              594,000                             
      gain on sale of available-for-sale securities
                                                                                           
      gain on sale of langley natural gas processing complex
                                                                                           
      income tax refund receivable
                                                                                           
      other than temporary impairment of available-for-sale securities
                                                                                           
      restricted stock and stock option expense
                                                                                           
      capital contributions to nora gathering, llc
                                                                        -12,000,000                   
      revolving credit facility origination fee and debt issuance costs
                                                                                           
      repayments of note payable to nora gathering, llc
                                                                                           
      decrease in inventory
                                                                -23,329,000 -31,008,000 69,926,000   -42,389,000 141,100,000   -111,182,000 139,037,000   -77,132,000 119,306,000   -99,966,000 100,874,000   -84,521,000 98,422,000    83,535,000 
      decrease in accounts receivable and unbilled revenues
                                                                19,503,000    27,250,000    59,848,000    59,382,000    17,595,000 91,422,000 67,266,000         
      decrease in accounts payable
                                                                      -157,951,000                     
      change in derivative instruments at fair value
                                                                -14,429,000 3,516,000 1,619,000  1,955,000 7,750,000 41,953,000  -83,328,000 11,562,000 14,808,000  -8,477,000 -12,352,000 39,727,000             
      changes in other assets and liabilities
                                                                20,185,000 29,806,000 77,161,000  52,571,000 119,257,000 -34,788,000  -7,573,000    3,498,000 4,690,000 35,903,000             
      repayments of long term debt
                                                                                           
      increase in margin deposits
                                                                      -1,253,000  208,951,000                   
      increase in accounts payable
                                                                                           
      income taxes, net of refund
                                                                        6,855,000 38,053,000 4,259,000 20,967,000 105,000  8,269,000 30,099,000 349,000         
      excess tax benefits from share-based payment arrangements
                                                                   801,000 -729,000 456,000 -127,000 2,075,000 -5,000 -1,832,000 708,000 11,240,000 267,000 549,000 3,631,000 9,649,000 332,000 157,000 5,601,000         
      increase in accounts receivable and unbilled revenues
                                                                                           
      capital contribution to nora gathering, llc
                                                                      -4,500,000                     
      net income tax refunds received
                                                                  124,142,000                         
      purchase of working interest
                                                                                           
      proceeds from contribution of assets
                                                                           322,000               
      proceeds from note payable to nora gathering, llc
                                                                                         
      income taxes (received) paid
                                                                                           
      restricted stock and stock option expenses
                                                                                           
      decrease (increase) in inventory
                                                                                           
      decrease (increase) in margin deposits
                                                                    6,323,000            117,737,000 67,636,000 132,201,000         
      repayments and retirements of long term debt
                                                                                           
      decrease short-term loans
                                                                                           
      decrease note payable to nora gathering, llc
                                                                                           
      decrease in note payable to nora gathering, llc
                                                                                           
      decrease (increase) in accounts receivable and unbilled revenues
                                                                      51,285,000                     
      net decrease in cash and cash equivalents
                                                                                           
      net income taxes (received) paid
                                                                      -3,981,000                     
      income from discontinued operations, net of tax
                                                                                           
      office consolidation impairment charges
                                                                                           
      margin deposits
                                                                                           
      regulatory assets
                                                                                           
      pension and other post-retirement benefits
                                                                                           
      net cash from continuing investing activities
                                                                                           
      net cash from discontinued investing activities
                                                                                           
      increase in inventory
                                                                                           
      restricted cash from sale of assets
                                                                                           
      increase in note payable to nora gathering, llc
                                                                                          
      pension contributions and settlementss
                                                                                           
      other assets
                                                                                           
      other credits
                                                                                           
      net cash from continuing operating activities
                                                                               68,832,000 152,583,000 91,946,000 305,927,000         
      net cash from discontinued operating activities
                                                                                           
      purchase of interest in eastern seven partners, l.p.
                                                                                           
      proceeds from sale of kerr-mcgee shares
                                                                                   65,566,000 40,582,000      
      purchase of treasury stock
                                                                                           
      net cash from continuing financing activities
                                                                                           
      net cash from discontinued financing activities
                                                                                           
      proceeds from sale of discontinued operations, net of purchase price adjustments
                                                                                           
      purchase price adjustment for sale of noresco
                                                                                           
      (income) income from discontinued operations, net of tax
                                                                                           
      gain on exchange of westport for kerr-mcgee shares
                                                                                           
      charitable foundation contribution
                                                                                           
      recognition of prepaid forward production revenue
                                                                                           
      amendment of prepaid forward contract
                                                                                           
      pension contributions and settlements
                                                                                           
      net cash from operating activities.
                                                                                           
      proceeds from sale of properties
                                                                                   11,778,000       
      interest
                                                                                           
      gain on sale and tender of available-for-sale securities
                                                                                           
      total adjustments
                                                                                120,788,000 48,037,000 233,568,000        75,493,000 
      restricted cash from sale of properties
                                                                                           
      net cash used by discontinued operating activities
                                                                                           
      cumulative effect of accounting change, net of tax.
                                                                                           
      pension settlements and contributionss
                                                                                           
      proceeds from sale of discontinued operations
                                                                                           
      purchase of minority interest in appalachian basin partners, l.p
                                                                                           
      proceeds from sale of westport stock
                                                                                           
      net cash from discontinued investing activities.
                                                                                           
      redemption of trust preferred capital securities
                                                                                           
      impairment charges
                                                                                          
      change in nonconsolidated investments
                                                                                           
      loss on amendment of prepaid forward contract
                                                                                           
      change in undistributed earnings from nonconsolidated investments
                                                                                           
      purchase of interest in eastern seven partners l.p.
                                                                                           
      proceeds from sale of investment interest in dona julia
                                                                                    3,000,000     
      distributions from nonconsolidated investments
                                                                                    223,000 159,000 245,000 1,299,000 -108,000 -117,000 498,000 
      loans against construction contracts
                                                                                    2,700,000 7,845,000 9,743,000 41,665,000 -711,000 -3,319,000 12,760,000 
      repayments and retirement of long-term debt
                                                                                           
      income taxes paid, net of refund
                                                                                    70,099,000 101,521,000 12,015,000  7,202,000 3,385,000 9,000 
      income from continuing operations before cumulative effect of accounting change
                                                                                       244,171,000 -95,144,000 60,757,000 70,070,000 
      impairment of assets
                                                                                           
      amortization of construction contract costs
                                                                                           
      minority interest
                                                                                           
      pension contribution
                                                                                           
      other liabilities
                                                                                           
      purchase of minority interest in appalachian basin partners, l.p.
                                                                                           
      proceeds from sale of equity in nonconsolidated investments
                                                                                           
      proceeds from sale of property
                                                                                           
      restricted cash from oil-dominated field sale
                                                                                           
      adjustments to reconcile income from continuing operations before cumulative effect of accounting change to net cash from operating activities:
                                                                                           
      gain on sale of kerr-mcgee shares
                                                                                           
      dividend receivable on kerr-mcgee shares
                                                                                           
      impairment of nonconsolidated investments
                                                                                           
      purchase of minority interest in appalachian basin partners, lp
                                                                                           
      issuance of long-term debt
                                                                                           
      impairment on nonconsolidated investments
                                                                                           
      charitable contribution
                                                                                           
      recognition of monetized production revenue
                                                                                           
      impairment in nonconsolidated investments
                                                                                           
      gain on sale of westport stock
                                                                                           
      contributions to nonconsolidated investments
                                                                                           
      proceeds from sale of receivables
                                                                                           
      dry hole expense
                                                                                           
      increase in undistributed earnings from nonconsolidated investments
                                                                                           
      gain on sale of investment
                                                                                           
      prepaid gas forward sale
                                                                                           
      other – net
                                                                                           
      acquisition of statoil production assets
                                                                                           
      carnegie acquisition
                                                                                           
      proceeds from gulf asset merger
                                                                                           
      proceeds from sale of interest in producing properties
                                                                                           
      increase in equity in nonconsolidated investments
                                                                                           
      proceeds from issuance of nonrecourse note for project financing
                                                                                           
    The information provided in this report 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.