Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 1,325	$ 631
Restricted cash	66	74
Accounts receivable:
Trade, net	662	1,032
Due from affiliates	0	3
Income taxes receivable	22	7
Inventories	191	205
Derivatives	49	32
Investment in affiliate	67	187
Other	38	20
Total current assets	2,420	2,191
Oil and gas properties, using the successful efforts method of accounting:
Proved properties	23,498	22,444
Unproved properties	572	584
Accumulated depletion, depreciation and amortization	(9,719)	(8,583)
Total oil and gas properties, net	14,351	14,445
Other property and equipment, net	1,603	1,632
Operating lease right-of-use assets	198	280
Goodwill	261	261
Other assets	144	258
Total Assets	18,977	19,067
Accounts payable:
Trade	871	1,221
Due to affiliates	137	190
Interest payable	17	53
Income taxes payable	2	3
Less current portion of long-term debt	140	450
Derivatives	51	12
Operating leases	99	136
Other	371	431
Total current liabilities	1,688	2,496
Long-term debt	3,148	1,839
Derivatives	14	8
Deferred income taxes	1,406	1,389
Operating leases	113	170
Other liabilities	954	1,046
Equity:
Common stock, $0.01 par value; 500,000,000 shares authorized; 175,462,969 and 175,057,889 shares issued as of September 30, 2020 and December 31, 2019, respectively	2	2
Additional paid-in capital	9,305	9,161
Treasury stock at cost: 11,059,909 and 9,511,248 shares as of September 30, 2020 and December 31, 2019, respectively	(1,235)	(1,069)
Retained earnings	3,582	4,025
Total equity	11,654	12,119
Commitments and contingencies
Total Liabilities and Equity	$ 18,977	$ 19,067
Common stock, par value (usd per share)	$ 0.01	$ 0.01
Common stock, shares authorized	500,000,000	500,000,000