CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
REVENUES:
Oil, natural gas and NGL	$ 979	$ 1,177	$ 3,727	$ 2,610
Marketing, gathering and compression	964	1,099	3,250	3,241
Total Revenues	1,943	2,276	6,977	5,851
OPERATING EXPENSES:
Oil, natural gas and NGL production	151	164	426	552
Oil, natural gas and NGL gathering, processing and transportation	369	473	1,081	1,436
Production taxes	21	17	64	54
Marketing, gathering and compression	978	1,261	3,333	3,410
General and administrative	54	63	189	172
Restructuring and other termination costs	0	0	0	3
Provision for legal contingencies	20	8	35	112
Oil, natural gas and NGL depreciation, depletion and amortization	228	251	627	791
Depreciation and amortization of other assets	20	25	62	83
Impairment of oil and natural gas properties	0	497	0	2,564
Impairments of fixed assets and other	9	751	426	795
Net gains on sales of fixed assets	(1)	0	0	(5)
Total Operating Expenses	1,849	3,510	6,243	9,967
INCOME (LOSS) FROM OPERATIONS	94	(1,234)	734	(4,116)
OTHER INCOME (EXPENSE):
Interest expense	(114)	(73)	(302)	(197)
Losses on investments	0	(1)	0	(3)
Loss on sale of investment	0	0	0	(10)
Gains (losses) on purchases or exchanges of debt	(1)	87	183	255
Other income	4	7	6	13
Total Other Income (Expense)	(111)	20	(113)	58
INCOME (LOSS) BEFORE INCOME TAXES	(17)	(1,214)	621	(4,058)
Income Tax Expense	0	0	2	0
NET INCOME (LOSS)	(17)	(1,214)	619	(4,058)
Net income attributable to noncontrolling interests	(1)	(1)	(3)	(1)
NET INCOME (LOSS) ATTRIBUTABLE TO CHESAPEAKE	(18)	(1,215)	616	(4,059)
Preferred stock dividends	(23)	(42)	(62)	(127)
Loss on exchange of preferred stock	0	0	(41)	0
Earnings allocated to participating securities	0	0	(7)	0
NET INCOME (LOSS) AVAILABLE TO COMMON STOCKHOLDERS	$ (41)	$ (1,257)	$ 506	$ (4,186)
EARNINGS (LOSS) PER COMMON SHARE:
Earnings Per Share, Basic	$ (0.05)	$ (1.62)	$ 0.56	$ (5.80)
Earnings Per Share, Diluted	$ (0.05)	$ (1.62)	$ 0.56	$ (5.80)
WEIGHTED AVERAGE COMMON AND COMMON EQUIVALENT SHARES OUTSTANDING (in millions):
Weighted Average Number of Shares Outstanding, Basic	909	777	908	722
Weighted Average Number of Shares Outstanding, Diluted	909	777	908	722