CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Current assets
Cash and cash equivalents	$ 680	$ 220
Accounts receivable, net	1,153	1,532
Materials and supplies	157	149
NGLs and natural gas in storage	399	432
Commodity imbalances	22	43
Other current assets	158	172
Total current assets	2,569	2,548
Property, plant and equipment
Property, plant and equipment	25,252	25,015
Accumulated depreciation and amortization	5,212	5,063
Net property, plant and equipment	20,040	19,952
Investments and other assets
Investments in unconsolidated affiliates	789	802
Goodwill and net intangible assets	750	753
Other assets	316	324
Total investments and other assets	1,855	1,879
Total assets	24,464	24,379
Current liabilities
Current maturities of long-term debt (Note E)	500	925
Accounts payable	1,074	1,359
Commodity imbalances	220	254
Accrued taxes	150	136
Accrued interest	137	233
Operating lease liability, current	12	12
Other current liabilities	89	132
Total current liabilities	2,182	3,051
Long-term debt, excluding current maturities (Note E)	12,728	12,696
Deferred credits and other liabilities
Deferred income taxes	2,027	1,739
Operating lease liability, noncurrent	66	68
Other deferred credits	329	331
Total deferred credits and other liabilities	2,422	2,138
Commitments and contingencies (Note J)
Equity (Note F)
Preferred stock, $0.01 par value: authorized and issued 20,000 shares at March 31, 2023, and December 31, 2022	0	0
Common stock, $0.01 par value: authorized 1,200,000,000 shares; issued 474,916,234 shares and outstanding 447,441,008 shares at March 31, 2023; issued 474,916,234 shares and outstanding 447,157,771 shares at December 31, 2022	5	5
Paid-in capital	7,253	7,253
Accumulated other comprehensive loss (Note G)	(99)	(108)
Retained earnings	672	50
Treasury stock, at cost: 27,475,226 shares at March 31, 2023, and 27,758,463 shares at December 31, 2022	(699)	(706)
Total equity	7,132	6,494
Total liabilities and equity	$ 24,464	$ 24,379