CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Millions		Total		PREFERRED STOCK:	COMMON STOCK:		ADDITIONAL PAID-IN CAPITAL:		ACCUMULATED DEFICIT:		ACCUMULATED OTHER COMPREHENSIVE LOSS:		TREASURY STOCK – COMMON:		TOTAL CHESAPEAKE STOCKHOLDERS’ EQUITY	NONCONTROLLING INTERESTS:
Chesapeake stockholders’ equity, beginning of period at Dec. 31, 2017				$ 1,671	$ 9	[1]	$ 14,437	[1]	$ (14,130)	[1]	$ (57)	[1]	$ (31)	[1]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common shares issued for WildHorse Merger	[1]				0		0
Stock-based compensation	[1]						5
Dividends on preferred stock	[1]						(23)
Net income (loss) attributable to Chesapeake		$ 17	[2]						17	[1]
Hedging activity	[1]										10
Purchase of 2,539,473 and 1,451,478 shares for company benefit plans	[1]												(4)
Release of 110,796 and 275,407 shares from company benefit plans	[1]												3
Chesapeake stockholders’ equity, end of period at Mar. 31, 2018	[1]			1,671	9		14,419		(14,121)		(47)		(32)		$ 1,899
Stockholders' equity attributable to noncontrolling interest, beginning of period at Dec. 31, 2017	[1]															$ 44
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to noncontrolling interests		(1)	[3]													1	[1]
Distributions to noncontrolling interest owners	[1]															(2)
Stockholders' equity attributable to noncontrolling interest, end of period at Mar. 31, 2018	[1]															43
Increase (Decrease) in Stockholders' Equity [Roll Forward]
TOTAL EQUITY	[1]	1,942
TOTAL EQUITY		2,133
Chesapeake stockholders’ equity, beginning of period at Dec. 31, 2018		2,092		1,671	9		14,378		(13,912)		(23)		(31)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common shares issued for WildHorse Merger					7		2,030
Stock-based compensation							7
Dividends on preferred stock							(23)
Net income (loss) attributable to Chesapeake		(21)							(21)
Hedging activity											10
Purchase of 2,539,473 and 1,451,478 shares for company benefit plans													(6)
Release of 110,796 and 275,407 shares from company benefit plans													1
Chesapeake stockholders’ equity, end of period at Mar. 31, 2019		4,097		$ 1,671	$ 16		$ 16,392		$ (13,933)		$ (13)		$ (36)		$ 4,097
Stockholders' equity attributable to noncontrolling interest, beginning of period at Dec. 31, 2018		41														41
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to noncontrolling interests		0														0
Distributions to noncontrolling interest owners																0
Stockholders' equity attributable to noncontrolling interest, end of period at Mar. 31, 2019		41														$ 41
Increase (Decrease) in Stockholders' Equity [Roll Forward]
TOTAL EQUITY		$ 4,138

[1] Financial information for prior periods has been recast to reflect the retrospective application of the successful efforts method of accounting. See Note 1.

[2] Financial information for 2018 has been recast to reflect the retrospective application of the successful efforts method of accounting. See Note 1.

[3] Financial information for 2018 has been recast to reflect the retrospective application of the successful efforts method of accounting. See Note 1.