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CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Current assets    
Cash and cash equivalents $ 402,413 $ 524,496
Accounts receivable, net 909,972 829,796
Materials and supplies 143,583 143,178
NGLs and natural gas in storage 369,604 227,810
Commodity imbalances 16,798 11,959
Other current assets 155,224 132,536
Total current assets 1,997,594 1,869,775
Property, plant and equipment    
Property, plant and equipment 23,192,548 23,072,935
Accumulated depreciation and amortization 4,067,297 3,918,007
Net property, plant and equipment 19,125,251 19,154,928
Investments and other assets    
Investments in unconsolidated affiliates 807,721 805,032
Goodwill and intangible assets 771,116 773,723
Other assets 478,247 475,296
Total investments and other assets 2,057,084 2,054,051
Total assets 23,179,929 23,078,754
Current liabilities    
Current maturities of long-term debt (Note D) 543,757 7,650
Accounts payable 929,771 719,302
Commodity imbalances 209,626 186,372
Accrued taxes 65,862 89,428
Accrued interest 140,281 245,153
Operating lease liability, current 13,408 13,610
Other current liabilities 145,249 83,032
Total current liabilities 2,047,954 1,344,547
Long-term debt, excluding current maturities (Note D) 13,638,767 14,228,421
Deferred credits and other liabilities    
Deferred income taxes 814,528 669,697
Operating lease liability, noncurrent 85,295 87,610
Other deferred credits 496,420 706,081
Total deferred credits and other liabilities 1,396,243 1,463,388
Commitments and contingencies (Note J)
Equity (Note E)    
Preferred stock, $0.01 par value: authorized and issued 20,000 shares at March 31, 2021, and December 31, 2020 0 0
Common Stock, $0.01 par value: authorized 1,200,000,000 shares; issued 474,916,234 shares and outstanding 445,534,180 shares at March 31, 2021; issued 474,916,234 shares and outstanding 444,872,383 shares at December 31, 2020 4,749 4,749
Paid-in capital 7,305,274 7,353,396
Accumulated other comprehensive loss (Note F) (465,596) (551,449)
Retained earnings 0 0
Treasury stock, at cost: 29,382,054 shares at March 31, 2021, and 30,043,851 shares at December 31, 2020 (747,462) (764,298)
Total equity 6,096,965 6,042,398
Total liabilities and equity $ 23,179,929 $ 23,078,754