CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
NET INCOME (LOSS)	$ (7,810)	$ 696
ADJUSTMENTS TO RECONCILE NET INCOME (LOSS) TO CASH PROVIDED BY OPERATING ACTIVITIES:
Depreciation, depletion and amortization	1,354	1,445
Deferred income tax expense (benefit)	(2,872)	413
Derivative (gains) losses, net	(344)	542
Cash receipts (payments) on derivative settlements, net	631	(323)
Stock-based compensation	43	40
Impairment of oil and natural gas properties	9,991	0
Net (gains) losses on sales of fixed assets	4	(115)
Impairments of fixed assets and other	81	51
Losses on investments	24	45
Net gains on sales of investments	0	(67)
Losses on purchases of debt	0	61
Restructuring and other termination costs	(14)	24
Provision for legal contingencies	359	0
Other	69	71
Changes in assets and liabilities	(779)	(240)
Net Cash Provided By Operating Activities	737	2,643
CASH FLOWS FROM INVESTING ACTIVITIES:
Drilling and completion costs	(2,168)	(1,996)
Acquisitions of proved and unproved properties	(266)	(356)
Proceeds from divestitures of proved and unproved properties	14	248
Additions to other property and equipment	(93)	(620)
Proceeds from sales of other property and equipment	7	713
Additions to investments	(6)	(5)
Proceeds from sales of investments	0	239
Other	0	(3)
Net Cash Used In Investing Activities	(2,512)	(1,780)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from credit facilities borrowings	0	857
Payments on credit facilities borrowings	0	(1,239)
Proceeds from issuance of senior notes, net of discount and offering costs		3,460
Proceeds from issuance of oilfield services senior notes, net of discount and offering costs	0	394
Proceeds from issuance of oilfield services term loan, net of issuance costs	0	(3,362)
Cash paid for common stock dividends	(118)	(117)
Cash paid for preferred stock dividends	(86)	(86)
Cash paid on financing derivatives	0	(32)
Cash held and retained by SSE at spin-off	0	(8)
Distributions to noncontrolling interest owners	(57)	(105)
Other	(21)	0
Net Cash Used In Financing Activities	(282)	(238)
Net increase (decrease) in cash and cash equivalents	(2,057)	625
Cash and cash equivalents, beginning of period	4,108	837
Cash and cash equivalents, end of period	2,051	1,462
SUPPLEMENTAL CASH FLOW INFORMATION:
Interest paid, net of capitalized interest	65	88
Income taxes paid, net of refunds received	60	13
SUPPLEMENTAL DISCLOSURE OF SIGNIFICANT NON-CASH INVESTING AND FINANCING ACTIVITIES:
Change in accrued drilling and completion costs	(46)	(125)
Change in accrued acquisitions of proved and unproved properties	(31)	(60)
Chesapeake Energy [Member]
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of senior notes, net of discount and offering costs	0	2,966
Chesapeake Oilfield Operating [Member]
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of senior notes, net of discount and offering costs	$ 0	$ 494