Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 784	$ 631
Restricted cash	74	74
Accounts receivable:
Trade, net	555	1,032
Due from affiliates	0	3
Income taxes receivable	9	7
Inventories	188	205
Derivatives	386	32
Investment in affiliate	42	187
Other	31	20
Total current assets	2,069	2,191
Oil and gas properties, using the successful efforts method of accounting:
Proved properties	23,029	22,444
Unproved properties	583	584
Accumulated depletion, depreciation and amortization	(8,987)	(8,583)
Total oil and gas properties, net	14,625	14,445
Other property and equipment, net	1,629	1,632
Operating lease right-of-use assets	250	280
Goodwill	261	261
Derivatives	43	0
Other assets	174	258
Total Assets	19,051	19,067
Accounts payable:
Trade	973	1,221
Due to affiliates	100	190
Interest payable	18	53
Income taxes payable	3	3
Current portion of long-term debt	499	450
Derivatives	3	12
Operating leases	128	136
Other	356	431
Total current liabilities	2,080	2,496
Long-term debt	2,140	1,839
Derivatives	3	8
Deferred income taxes	1,465	1,389
Operating leases	146	170
Other liabilities	1,006	1,046
Equity:
Common stock, $0.01 par value; 500,000,000 shares authorized; 175,373,639 and 175,057,889 shares issued as of March 31, 2020 and December 31, 2019, respectively	2	2
Additional paid-in capital	9,176	9,161
Treasury stock at cost: 10,510,424 and 9,511,248 shares as of March 31, 2020 and December 31, 2019, respectively	(1,190)	(1,069)
Retained earnings	4,223	4,025
Total equity	12,211	12,119
Commitments and contingencies
Total Liabilities and Equity	$ 19,051	$ 19,067