CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Millions	Total	Preferred Stock [Member]	Common Stock [Member]	Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock - Common [Member]	Parent [Member]	Noncontrolling Interest [Member]
Chesapeake stockholders’ equity, beginning of period at Dec. 31, 2013				$ 12,446	$ 688	$ (162)	$ (46)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation				23
Exercise of stock options				23
Dividends on common stock				0	(117)
Dividends on preferred stock				0	(86)
Spin-off of oilfield services business (Note 14)	$ (268)
Increase (decrease) in tax benefit from stock-based compensation				3
Net income (loss) attributable to Chesapeake	616				616
Hedging activity						13
Investment activity						(5)
Purchase of 28,298 and 15,532 shares for company benefit plans							0
Release of 56,305 and 300,034 shares from company benefit plans							5
Chesapeake stockholders’ equity, end of period at Jun. 30, 2014		$ 3,062	$ 7	12,495	833	(154)	(41)	$ 16,202
Stockholders' Equity Attributable to Noncontrolling Interest, Period Start at Dec. 31, 2013									$ 2,145
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to noncontrolling interests	80								80
Distributions to noncontrolling interest owners									(102)
Stockholders' Equity Attributable to Noncontrolling Interest, Period End at Jun. 30, 2014									2,123
Increase (Decrease) in Stockholders' Equity [Roll Forward]
TOTAL EQUITY	18,325
TOTAL EQUITY	18,205
Chesapeake stockholders’ equity, beginning of period at Dec. 31, 2014	16,903			12,531	1,483	(143)	(37)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation				40
Exercise of stock options				0
Dividends on common stock				(59)	0
Dividends on preferred stock				(86)	0
Spin-off of oilfield services business (Note 14)					0
Increase (decrease) in tax benefit from stock-based compensation				(6)
Net income (loss) attributable to Chesapeake	(7,847)				(7,847)
Hedging activity						12
Investment activity						0
Purchase of 28,298 and 15,532 shares for company benefit plans							0
Release of 56,305 and 300,034 shares from company benefit plans							1
Chesapeake stockholders’ equity, end of period at Jun. 30, 2015	8,958	$ 3,062	$ 7	$ 12,420	$ (6,364)	$ (131)	$ (36)	$ 8,958
Stockholders' Equity Attributable to Noncontrolling Interest, Period Start at Dec. 31, 2014	1,302								1,302
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income attributable to noncontrolling interests	37								37
Distributions to noncontrolling interest owners									(54)
Stockholders' Equity Attributable to Noncontrolling Interest, Period End at Jun. 30, 2015	1,285								$ 1,285
Increase (Decrease) in Stockholders' Equity [Roll Forward]
TOTAL EQUITY	$ 10,243