Condensed Consolidating Financial Information - Statements Of Cash Flows Table (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Condensed Financial Statements, Captions [Line Items]
Net Cash Provided By Operating Activities	$ 3,805	$ 3,586
CASH FLOWS FROM INVESTING ACTIVITIES:
Drilling and completion costs	(3,185)	(4,470)
Acquisitions of proved and unproved properties	(1,023)	(811)
Proceeds from divestitures of proved and unproved properties	723	2,789
Additions to other property and equipment	(675)	(639)
Other	(4)	4
Net Cash Used In Investing Activities	(2,938)	(2,047)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from credit facilities borrowings	3,573	7,136
Payments on credit facilities borrowings	(3,896)	(7,268)
Proceeds from issuance of senior notes, net of discount and offering costs	3,460
Proceeds from issuance of oilfield services term loan, net of issuance costs	394	0
Cash paid to purchase debt	(3,362)	(2,141)
Proceeds from sales of noncontrolling interests	0	5
Other	(25)	(71)
Intercompany advances, net	0	0
Net Cash Used In Financing Activities	(1,614)	(839)
Net increase (decrease) in cash and cash equivalents	(747)	700
Cash and cash equivalents, beginning of period	837	287
Cash and cash equivalents, end of period	90	987
Parent Company Member]
Condensed Financial Statements, Captions [Line Items]
Net Cash Provided By Operating Activities	0	0
CASH FLOWS FROM INVESTING ACTIVITIES:
Drilling and completion costs	0	0
Acquisitions of proved and unproved properties	0	0
Proceeds from divestitures of proved and unproved properties	0	0
Additions to other property and equipment	0	0
Other	0	0
Net Cash Used In Investing Activities	0	0
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from credit facilities borrowings	0	0
Payments on credit facilities borrowings	0	0
Proceeds from issuance of senior notes, net of discount and offering costs	2,966	2,274
Proceeds from issuance of oilfield services term loan, net of issuance costs	0
Cash paid to purchase debt	(3,362)	(2,141)
Proceeds from sales of noncontrolling interests		0
Other	(293)	(374)
Intercompany advances, net	(97)	979
Net Cash Used In Financing Activities	(786)	738
Net increase (decrease) in cash and cash equivalents	(786)	738
Cash and cash equivalents, beginning of period	799	228
Cash and cash equivalents, end of period	13	966
Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net Cash Provided By Operating Activities	3,188	3,321
CASH FLOWS FROM INVESTING ACTIVITIES:
Drilling and completion costs	(2,847)	(3,826)
Acquisitions of proved and unproved properties	(1,020)	(402)
Proceeds from divestitures of proved and unproved properties	726	2,736
Additions to other property and equipment	(423)	(418)
Other	1,143	67
Net Cash Used In Investing Activities	(2,421)	(1,843)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from credit facilities borrowings	2,856	6,311
Payments on credit facilities borrowings	(2,797)	(6,310)
Proceeds from issuance of senior notes, net of discount and offering costs	0	0
Proceeds from issuance of oilfield services term loan, net of issuance costs	0
Cash paid to purchase debt	0	0
Proceeds from sales of noncontrolling interests		5
Other	(1,300)	(297)
Intercompany advances, net	474	(1,187)
Net Cash Used In Financing Activities	(767)	(1,478)
Net increase (decrease) in cash and cash equivalents	0	0
Cash and cash equivalents, beginning of period	0	0
Cash and cash equivalents, end of period	0	0
Non-Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net Cash Provided By Operating Activities	617	298
CASH FLOWS FROM INVESTING ACTIVITIES:
Drilling and completion costs	(338)	(644)
Acquisitions of proved and unproved properties	(3)	(409)
Proceeds from divestitures of proved and unproved properties	(3)	53
Additions to other property and equipment	(252)	(221)
Other	60	757
Net Cash Used In Investing Activities	(536)	(464)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from credit facilities borrowings	717	825
Payments on credit facilities borrowings	(1,099)	(958)
Proceeds from issuance of senior notes, net of discount and offering costs	494	0
Proceeds from issuance of oilfield services term loan, net of issuance costs	394
Cash paid to purchase debt	0	0
Proceeds from sales of noncontrolling interests		0
Other	(159)	46
Intercompany advances, net	(377)	208
Net Cash Used In Financing Activities	(30)	121
Net increase (decrease) in cash and cash equivalents	51	(45)
Cash and cash equivalents, beginning of period	39	59
Cash and cash equivalents, end of period	90	14
Eliminations [Member]
Condensed Financial Statements, Captions [Line Items]
Net Cash Provided By Operating Activities	0	(33)
CASH FLOWS FROM INVESTING ACTIVITIES:
Drilling and completion costs	0	0
Acquisitions of proved and unproved properties	0	0
Proceeds from divestitures of proved and unproved properties	0	0
Additions to other property and equipment	0	0
Other	19	260
Net Cash Used In Investing Activities	19	260
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from credit facilities borrowings	0	0
Payments on credit facilities borrowings	0	0
Proceeds from issuance of senior notes, net of discount and offering costs	0	0
Proceeds from issuance of oilfield services term loan, net of issuance costs	0
Cash paid to purchase debt	0	0
Proceeds from sales of noncontrolling interests		0
Other	(31)	(220)
Intercompany advances, net	0	0
Net Cash Used In Financing Activities	(31)	(220)
Net increase (decrease) in cash and cash equivalents	(12)	7
Cash and cash equivalents, beginning of period	(1)	0
Cash and cash equivalents, end of period	(13)	7
Chesapeake Energy [Member]
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of senior notes, net of discount and offering costs	2,966	2,274
Consolidated Entities [Member]
CASH FLOWS FROM INVESTING ACTIVITIES:
Other	1,222	1,084
CASH FLOWS FROM FINANCING ACTIVITIES:
Other	$ (1,783)	$ (845)