Condensed Consolidating Statement Of Operations (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
REVENUES
Natural gas, oil and NGL	$ 1,586	$ 1,437	$ 5,444	$ 4,622
Marketing, gathering and compression	3,032	1,381	6,871	3,710
Oilfield services	249	152	650	446
Total Revenues	4,867	2,970	12,965	8,778
OPERATING EXPENSES
Natural gas, oil and NGL production	282	320	877	1,005
Production taxes	62	53	173	141
Marketing, gathering and compression	3,009	1,339	6,781	3,631
Oilfield services	211	116	543	321
General and administrative	120	145	336	436
Restructuring Charges	63	3	203	4
Natural gas, oil and NGL depreciation, depletion and amortization	652	762	1,945	1,856
Depreciation and amortization of other assets	79	66	234	233
Impairment of natural gas and oil properties	0	3,315	0	3,315
Impairments of fixed assets and other	85	38	343	281
Net (gains) losses on sales of fixed assets	(132)	7	(290)	5
Total Operating Expenses	4,431	6,164	11,145	11,228
INCOME (LOSS) FROM OPERATIONS	436	(3,194)	1,820	(2,450)
OTHER INCOME (EXPENSE):
Interest expense	(40)	(36)	(164)	(63)
Losses on investments	(22)	(23)	(26)	(87)
Impairment of investment	0	0	(10)	0
Gains (losses) on sales of investments	3	31	(7)	1,061
Losses on purchases of debt	0	0	(70)	0
Other income (expense)	10	(9)	18	2
Equity in net earnings of subsidiary	0	0	0	0
Total Other Income (Expense)	(49)	(37)	(259)	913
INCOME (LOSS) BEFORE INCOME TAXES	387	(3,231)	1,561	(1,537)
INCOME TAX EXPENSE (BENEFIT)	147	(1,260)	594	(599)
NET INCOME (LOSS)	240	(1,971)	967	(938)
Net income attributable to noncontrolling interests	(38)	(41)	(127)	(131)
Net income (loss) attributable to Chesapeake	202	(2,012)	840	(1,069)
Other Comprehensive Income (Loss), Net of Tax	1	(6)	13	(22)
COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO CHESAPEAKE	203	(2,018)	853	(1,091)
Parent
REVENUES
Natural gas, oil and NGL	0	0	0	0
Marketing, gathering and compression	0	0	0	0
Oilfield services	0	0	0	0
Total Revenues	0	0	0	0
OPERATING EXPENSES
Natural gas, oil and NGL production	0	0	0	0
Production taxes	0	0	0	0
Marketing, gathering and compression	0	0	0	0
Oilfield services	0	0	0	0
General and administrative	0	0	0	0
Restructuring Charges	0	0	0	0
Natural gas, oil and NGL depreciation, depletion and amortization	0	0	0	0
Depreciation and amortization of other assets	0	0	0	0
Impairment of natural gas and oil properties	0	0	0	0
Impairments of fixed assets and other	0	0	0	0
Net (gains) losses on sales of fixed assets	0	0	0	0
Total Operating Expenses	0	0	0	0
INCOME (LOSS) FROM OPERATIONS	0	0	0	0
OTHER INCOME (EXPENSE):
Interest expense	(207)	(289)	(703)	(682)
Losses on investments	0	0	0	0
Impairment of investment	0		0
Gains (losses) on sales of investments	0	0	0	0
Losses on purchases of debt			(70)
Other income (expense)	208	286	651	667
Equity in net earnings of subsidiary	201	(2,010)	916	(1,060)
Total Other Income (Expense)	202	(2,013)	794	(1,075)
INCOME (LOSS) BEFORE INCOME TAXES	202	(2,013)	794	(1,075)
INCOME TAX EXPENSE (BENEFIT)	0	(1)	(46)	(6)
NET INCOME (LOSS)	202	(2,012)	840	(1,069)
Net income attributable to noncontrolling interests	0	0	0	0
Net income (loss) attributable to Chesapeake	202	(2,012)	840	(1,069)
Other Comprehensive Income (Loss), Net of Tax	2	3	2	3
COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO CHESAPEAKE	204	(2,009)	842	(1,066)
Guarantor Subsidiaries
REVENUES
Natural gas, oil and NGL	1,400	1,357	4,962	4,410
Marketing, gathering and compression	3,031	1,319	6,861	3,555
Oilfield services	0	0	0	0
Total Revenues	4,431	2,676	11,823	7,965
OPERATING EXPENSES
Natural gas, oil and NGL production	268	311	838	989
Production taxes	60	51	167	137
Marketing, gathering and compression	3,009	1,310	6,776	3,549
Oilfield services	23	80	70	141
General and administrative	97	108	264	343
Restructuring Charges	63	2	200	3
Natural gas, oil and NGL depreciation, depletion and amortization	591	716	1,771	1,761
Depreciation and amortization of other assets	43	43	137	132
Impairment of natural gas and oil properties	0	3,167	0	3,167
Impairments of fixed assets and other	56	8	307	227
Net (gains) losses on sales of fixed assets	(133)	4	(291)	2
Total Operating Expenses	4,077	5,800	10,239	10,451
INCOME (LOSS) FROM OPERATIONS	354	(3,124)	1,584	(2,486)
OTHER INCOME (EXPENSE):
Interest expense	(27)	(18)	(70)	(3)
Losses on investments	(22)	(23)	(26)	(142)
Impairment of investment	0		(10)
Gains (losses) on sales of investments	3	0	(7)	1,030
Losses on purchases of debt			0
Other income (expense)	44	79	120	166
Equity in net earnings of subsidiary	(75)	(127)	(221)	(179)
Total Other Income (Expense)	(77)	(89)	(214)	872
INCOME (LOSS) BEFORE INCOME TAXES	277	(3,213)	1,370	(1,614)
INCOME TAX EXPENSE (BENEFIT)	134	(1,204)	605	(559)
NET INCOME (LOSS)	143	(2,009)	765	(1,055)
Net income attributable to noncontrolling interests	0	0	0	0
Net income (loss) attributable to Chesapeake	143	(2,009)	765	(1,055)
Other Comprehensive Income (Loss), Net of Tax	1	(7)	12	(25)
COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO CHESAPEAKE	144	(2,016)	777	(1,080)
Non-Guarantor Subsidiaries
REVENUES
Natural gas, oil and NGL	185	79	473	209
Marketing, gathering and compression	1	62	10	155
Oilfield services	552	485	1,703	1,440
Total Revenues	738	626	2,186	1,804
OPERATING EXPENSES
Natural gas, oil and NGL production	14	9	39	16
Production taxes	2	2	6	4
Marketing, gathering and compression	0	29	5	82
Oilfield services	460	361	1,362	1,029
General and administrative	24	37	73	93
Restructuring Charges	0	1	3	1
Natural gas, oil and NGL depreciation, depletion and amortization	61	46	174	95
Depreciation and amortization of other assets	74	58	218	205
Impairment of natural gas and oil properties	99	148	260	148
Impairments of fixed assets and other	29	30	36	54
Net (gains) losses on sales of fixed assets	0	3	0	3
Total Operating Expenses	763	724	2,176	1,730
INCOME (LOSS) FROM OPERATIONS	(25)	(98)	10	74
OTHER INCOME (EXPENSE):
Interest expense	(21)	(21)	(63)	(64)
Losses on investments	0	0	0	55
Impairment of investment	(1)		(1)
Gains (losses) on sales of investments	0	31	0	31
Losses on purchases of debt			0
Other income (expense)	2	3	7	10
Equity in net earnings of subsidiary	0	0	0	0
Total Other Income (Expense)	(20)	13	(57)	32
INCOME (LOSS) BEFORE INCOME TAXES	(45)	(85)	(47)	106
INCOME TAX EXPENSE (BENEFIT)	(17)	(33)	(18)	41
NET INCOME (LOSS)	(28)	(52)	(29)	65
Net income attributable to noncontrolling interests	0	0	0	0
Net income (loss) attributable to Chesapeake	(28)	(52)	(29)	65
Other Comprehensive Income (Loss), Net of Tax	(2)	(2)	(1)	0
COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO CHESAPEAKE	(30)	(54)	(30)	65
Eliminations
REVENUES
Natural gas, oil and NGL	1	1	9	3
Marketing, gathering and compression	0	0	0	0
Oilfield services	(303)	(333)	(1,053)	(994)
Total Revenues	(302)	(332)	(1,044)	(991)
OPERATING EXPENSES
Natural gas, oil and NGL production	0	0	0	0
Production taxes	0	0	0	0
Marketing, gathering and compression	0	0	0	0
Oilfield services	(272)	(325)	(889)	(849)
General and administrative	(1)	0	(1)	0
Restructuring Charges	0	0	0	0
Natural gas, oil and NGL depreciation, depletion and amortization	0	0	0	0
Depreciation and amortization of other assets	(38)	(35)	(121)	(104)
Impairment of natural gas and oil properties	(99)	0	(260)	0
Impairments of fixed assets and other	0	0	0	0
Net (gains) losses on sales of fixed assets	1	0	1	0
Total Operating Expenses	(409)	(360)	(1,270)	(953)
INCOME (LOSS) FROM OPERATIONS	107	28	226	(38)
OTHER INCOME (EXPENSE):
Interest expense	215	292	672	686
Losses on investments	0	0	0	0
Impairment of investment	1		1
Gains (losses) on sales of investments	0	0	0	0
Losses on purchases of debt			0
Other income (expense)	(244)	(377)	(760)	(841)
Equity in net earnings of subsidiary	(126)	2,137	(695)	1,239
Total Other Income (Expense)	(154)	2,052	(782)	1,084
INCOME (LOSS) BEFORE INCOME TAXES	(47)	2,080	(556)	1,046
INCOME TAX EXPENSE (BENEFIT)	30	(22)	53	(75)
NET INCOME (LOSS)	(77)	2,102	(609)	1,121
Net income attributable to noncontrolling interests	(38)	(41)	(127)	(131)
Net income (loss) attributable to Chesapeake	(115)	2,061	(736)	990
Other Comprehensive Income (Loss), Net of Tax	0	0	0	0
COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO CHESAPEAKE	$ (115)	$ 2,061	$ (736)	$ 990