Restructuring and Other Termination Benefits - Table (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Severance Costs	$ 50	$ 5	$ 0
Restructuring and other termination costs	248	7	0
Ceo Aubrey K Mcclendon [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Severance Costs	69	0	0
Ceo Aubrey K Mcclendon [Member] | Cash Salary and Bonus Costs [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Severance Costs	11	0	0
Ceo Aubrey K Mcclendon [Member] | Claw-Back Bonus [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Severance Costs	11	0	0
Ceo Aubrey K Mcclendon [Member] | Acceleration of Restricted Stock Awards [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Severance Costs	22	0	0
Ceo Aubrey K Mcclendon [Member] | Acceleration of Performance Shares [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Severance Costs	18	0	0
Ceo Aubrey K Mcclendon [Member] | Other Costs Associated with Retirement [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Severance Costs	7	0	0
Workforce Reduction Plan [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Restructuring and Related Cost, Incurred Cost	66	0	0
Workforce Reduction Plan [Member] | Salary Expense [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Restructuring and Related Cost, Incurred Cost	20	0	0
Workforce Reduction Plan [Member] | Acceleration of Stock-Based Compensation Awards [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Restructuring and Related Cost, Incurred Cost	45	0	0
Workforce Reduction Plan [Member] | Other Costs Associated with Retirement [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Restructuring and Related Cost, Incurred Cost	1	0	0
VSP Program
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Severance Costs	63	2	0
VSP Program | Cash Salary and Bonus Costs [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Severance Costs	33	1	0
VSP Program | Acceleration of Restricted Stock Awards [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Severance Costs	29	1	0
VSP Program | Other Costs Associated with Retirement [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Severance Costs	$ 1	$ 0	$ 0