Other Liabilities - Long-Term Table (Details) $ in Millions	9 Months Ended
	Sep. 30, 2017 USD ($) well	Dec. 31, 2016 USD ($)
Other Long-Term Liabilities [Line Items]
CHK Utica ORRI conveyance obligation	$ 159	$ 160
Unrecognized tax benefits	99	97
Other	102	126
Total other long-term liabilities	360	383
Current revenues and royalties due others	$ 474	543
Noncontrolling Interest, Chesapeake Utica L L C [Member] | ORRI [Member]
Other Long-Term Liabilities [Line Items]
Overriding royalty interest percentage	3.00%
Number of wells, net | well	1,500
Percentage of increase In leasehold in which commitment to drill Is not met	4.00%
Current revenues and royalties due others	$ 30	$ 43