STATEMENT OF CONSOLIDATED OPERATIONS (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
REVENUES AND OTHER:
Derivative instrument losses, net	$ (175)	$ (8)	$ (278)	$ (38)
Gain on divestitures, net	0	17	25	20
Other, net	19	(7)	32	(1)
Total revenues and other	596	1,618	1,875	3,275
OPERATING EXPENSES:
Lease operating expenses	264	389	599	754
Taxes other than income	23	46	56	97
Exploration	72	95	129	164
General and administrative	94	102	162	225
Transaction, reorganization, and separation	10	6	37	10
Depreciation, depletion, and amortization	418	602	984	1,248
Asset retirement obligation accretion	27	26	54	53
Impairments	20	240	4,492	240
Financing costs, net	(34)	173	69	270
Total operating expenses	1,012	1,770	6,857	3,262
NET INCOME (LOSS) BEFORE INCOME TAXES	(416)	(152)	(4,982)	13
Current income tax provision (benefit)	(27)	187	62	373
Deferred income tax benefit	(11)	(23)	(44)	(42)
NET LOSS INCLUDING NONCONTROLLING INTERESTS	(378)	(316)	(5,000)	(318)
NET LOSS ATTRIBUTABLE TO COMMON STOCK	$ (386)	$ (360)	$ (4,866)	$ (407)
NET LOSS PER COMMON SHARE:
Basic (in USD per share)	$ (1.02)	$ (0.96)	$ (12.88)	$ (1.08)
Diluted (in USD per share)	$ (1.02)	$ (0.96)	$ (12.88)	$ (1.08)
WEIGHTED-AVERAGE NUMBER OF COMMON SHARES OUTSTANDING:
Basic (in shares)	378	377	378	376
Diluted (in shares)	378	377	378	376
Altus Preferred Unit limited partners
OPERATING EXPENSES:
Net income (loss) attributable to noncontrolling interest	$ 19	$ 4	$ 37	$ 4
Noncontrolling interests, Egypt
OPERATING EXPENSES:
Net income (loss) attributable to noncontrolling interest	(11)	43	(162)	87
Noncontrolling interests, Altus
OPERATING EXPENSES:
Net income (loss) attributable to noncontrolling interest	0	(3)	(9)	(2)
Oil and gas
REVENUES AND OTHER:
Oil and gas production revenues	752	1,616	2,096	3,294
Oil and gas, excluding purchased
REVENUES AND OTHER:
Oil and gas production revenues	697	1,598	1,933	3,252
OPERATING EXPENSES:
Cost of oil and gas purchased	72	76	143	164
Oil and gas, purchased
REVENUES AND OTHER:
Oil and gas production revenues	55	18	163	42
OPERATING EXPENSES:
Cost of oil and gas purchased	$ 46	$ 15	$ 132	$ 37