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SEGMENTS (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Segment Reporting Information [Line Items] |  |  |
Segment Reporting, Disclosure of Major Customers | 11.6 | 10 | 10
Operating costs | $ (1,067,088) | $ (886,204) | $ (982,864)
Equity in net earnings (loss) from investments | 122,520 | 143,241 | 154,541
Depreciation and amortization | (621,701) | (578,662) | (476,535)
Impairment charges | 0 | (644,930) | 0
Investments in unconsolidated affiliates (Note M) | 797,613 | 805,032 | 861,844
Noncash compensation expense | 42,592 | 8,540 | 26,699
Total assets | 23,621,613 | 23,078,754 | 21,812,121
Capital expenditures | 696,854 | 2,195,381 | 3,848,349
Operating income (loss) | 2,596,259 | 1,361,357 | 1,914,353
Net income | 1,499,706 | 612,809 | 1,278,577
Interest expense, net of capitalized interest | 732,924 | 712,886 | 491,773
Income tax expense | 484,498 | 189,507 | 372,414
Other corporate costs and equity AFUDC | (845) | (42,631) | (68,767)
Revenues | 16,540,309 | 8,542,242 | 10,164,367
Cost of sales and fuel (exclusive of depreciation and operating costs) | (12,256,655) | (5,110,146) | (6,788,040)
Gain (Loss) on Extinguishment of Debt |  | 22,300 |
Noncustomer [Domain] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | (565,000) | 65,800 | 139,600
Natural Gas Gathering And Processing |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating costs | (367,390) | (326,938) | (368,352)
Equity in net earnings (loss) from investments | 3,757 | (1,123) | (6,292)
Noncash compensation expense and other | 17,299 | 1,952 | 10,965
Segment adjusted EBITDA | 889,127 | 650,036 | 702,650
Depreciation and amortization | (260,011) | (247,010) | (219,519)
Impairment charges |  | (566,145) |
Investments in unconsolidated affiliates (Note M) | 27,018 | 22,757 | 34,426
Total assets | 6,768,955 | 6,499,908 | 6,795,744
Capital expenditures | 275,165 | 446,142 | 926,489
Revenues | 4,461,539 | 1,820,121 | 2,368,639
Cost of sales and fuel (exclusive of depreciation and operating costs) | (3,226,078) | (843,976) | (1,302,310)
Natural Gas Gathering And Processing | Natural Gas Gathering and Processing Intersegment [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 2,900,000 | 865,600 | 1,200,000
Natural Gas Liquids |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating costs | (528,084) | (412,900) | (456,892)
Equity in net earnings (loss) from investments | 21,000 | 39,938 | 65,123
Noncash compensation expense and other | 18,511 | 8,748 | 15,936
Segment adjusted EBITDA | 1,963,639 | 1,617,241 | 1,465,765
Depreciation and amortization | (298,937) | (271,900) | (196,132)
Impairment charges |  | (78,785) |
Investments in unconsolidated affiliates (Note M) | 416,648 | 423,494 | 439,393
Total assets | 14,502,372 | 13,636,109 | 12,551,476
Capital expenditures | 306,949 | 1,655,759 | 2,796,604
Revenues | 14,391,873 | 7,090,013 | 8,532,516
Cost of sales and fuel (exclusive of depreciation and operating costs) | (11,939,661) | (5,108,558) | (6,690,918)
Natural Gas Liquids | Natural Gas Liquids Regulated [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 2,400,000 | 2,000,000 | 1,400,000
Cost of sales and fuel (exclusive of depreciation and operating costs) | (607,500) | (520,600) | (496,800)
Natural Gas Pipelines |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating costs | (170,257) | (141,713) | (157,230)
Equity in net earnings (loss) from investments | 97,763 | 104,426 | 95,710
Noncash compensation expense and other | 4,637 | 1,540 | 2,977
Segment adjusted EBITDA | 527,810 | 437,426 | 408,816
Depreciation and amortization | (58,702) | (55,739) | (57,250)
Impairment charges |  | 0 |
Investments in unconsolidated affiliates (Note M) | 353,947 | 358,781 | 388,025
Total assets | 2,143,307 | 2,100,213 | 2,094,072
Capital expenditures | 92,617 | 71,918 | 99,221
Revenues | 606,903 | 479,982 | 471,987
Cost of sales and fuel (exclusive of depreciation and operating costs) | (11,236) | (6,809) | (4,628)
Natural Gas Pipelines | Natural Gas Pipelines Regulated [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 394,200 | 298,500 | 285,300
Cost of sales and fuel (exclusive of depreciation and operating costs) | (24,300) | (30,400) | (20,000)
Total Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating costs | (1,065,731) | (881,551) | (982,474)
Equity in net earnings (loss) from investments | 122,520 | 143,241 | 154,541
Noncash compensation expense and other | 40,447 | 12,240 | 29,878
Segment adjusted EBITDA | 3,380,576 | 2,704,703 | 2,577,231
Depreciation and amortization | (617,650) | (574,649) | (472,901)
Impairment charges |  | (644,930) |
Investments in unconsolidated affiliates (Note M) | 797,613 | 805,032 | 861,844
Total assets | 23,414,634 | 22,236,230 | 21,441,292
Capital expenditures | 674,731 | 2,173,819 | 3,822,314
Revenues | 19,460,315 | 9,390,116 | 11,373,142
Cost of sales and fuel (exclusive of depreciation and operating costs) | (15,176,975) | (5,959,343) | (7,997,856)
Other and Eliminations |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating costs | (1,357) | (4,653) | (390)
Equity in net earnings (loss) from investments | 0 | 0 | 0
Depreciation and amortization | (4,051) | (4,013) | (3,634)
Impairment charges |  | 0 |
Investments in unconsolidated affiliates (Note M) | 0 | 0 | 0
Total assets | 206,979 | 842,524 | 370,829
Capital expenditures | 22,123 | 21,562 | 26,035
Revenues | (2,920,006) | (847,874) | (1,208,775)
Cost of sales and fuel (exclusive of depreciation and operating costs) | 2,920,320 | 849,197 | 1,209,816
Operating Segments [Member] | Natural Gas Liquids | Natural Gas Liquids Regulated [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 2,200,000 | 1,800,000 | 1,200,000
NGL and Condensate Sales [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 13,569,697 | 6,477,869 | 7,944,787
NGL and Condensate Sales [Member] | Natural Gas Gathering And Processing |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 2,821,175 | 889,388 | 1,224,378
NGL and Condensate Sales [Member] | Natural Gas Liquids |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 13,653,120 | 6,409,332 | 7,910,833
NGL and Condensate Sales [Member] | Natural Gas Pipelines |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 0 | 0 | 0
NGL and Condensate Sales [Member] | Total Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 16,474,295 | 7,298,720 | 9,135,211
NGL and Condensate Sales [Member] | Other and Eliminations |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | (2,904,598) | (820,851) | (1,190,424)
Residue Natural Gas Sales [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 1,599,393 | 769,319 | 965,975
Residue Natural Gas Sales [Member] | Natural Gas Gathering And Processing |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 1,483,898 | 771,486 | 966,149
Residue Natural Gas Sales [Member] | Natural Gas Liquids |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 0 | 0 | 0
Residue Natural Gas Sales [Member] | Natural Gas Pipelines |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 115,495 | 8,693 | 1,244
Residue Natural Gas Sales [Member] | Total Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 1,599,393 | 780,179 | 967,393
Residue Natural Gas Sales [Member] | Other and Eliminations |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 0 | (10,860) | (1,418)
Gathering and Exchange Services Revenue [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 653,259 | 630,517 | 578,537
Gathering and Exchange Services Revenue [Member] | Natural Gas Gathering And Processing |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 135,501 | 141,943 | 164,299
Gathering and Exchange Services Revenue [Member] | Natural Gas Liquids |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 517,758 | 488,574 | 414,238
Gathering and Exchange Services Revenue [Member] | Natural Gas Pipelines |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 0 | 0 | 0
Gathering and Exchange Services Revenue [Member] | Total Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 653,259 | 630,517 | 578,537
Gathering and Exchange Services Revenue [Member] | Other and Eliminations |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 0 | 0 | 0
Transportation and Storage Revenue [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 656,996 | 638,413 | 648,103
Transportation and Storage Revenue [Member] | Natural Gas Gathering And Processing |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 0 | 0 | 0
Transportation and Storage Revenue [Member] | Natural Gas Liquids |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 179,619 | 182,915 | 197,483
Transportation and Storage Revenue [Member] | Natural Gas Pipelines |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 490,498 | 470,097 | 466,266
Transportation and Storage Revenue [Member] | Total Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 670,117 | 653,012 | 663,749
Transportation and Storage Revenue [Member] | Other and Eliminations |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | (13,121) | (14,599) | (15,646)
Other [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 60,964 | 26,124 | 26,965
Other [Member] | Natural Gas Gathering And Processing |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 20,965 | 17,304 | 13,813
Other [Member] | Natural Gas Liquids |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 41,376 | 9,192 | 9,962
Other [Member] | Natural Gas Pipelines |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 910 | 1,192 | 4,477
Other [Member] | Total Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 63,251 | 27,688 | 28,252
Other [Member] | Other and Eliminations |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | $ (2,287) | $ (1,564) | $ (1,287)

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