Restructuring and other Termination Benefits (Tables)

9 Months Ended

Sep. 30, 2013

Restructuring and Related Activities [Abstract]

Restructuring and Related Costs [Table Text Block]

Substantially all of the restructuring and other termination benefits in the Current Period are in the exploration and production operating segment. A summary of our restructuring and other termination benefits for the Current Quarter, the Prior Quarter, the Current Period and the Prior Period is as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2013		2012		2013		2012
	($ in millions)
Restructuring charges under workforce reduction plan:
Salary expense	$	5	$	—	$	5	$	—
Acceleration of stock-based compensation	25		—		25		—
Other termination benefits	1		—		1		—
Total restructuring charges under workforce reduction plan	31		—		31		—
Termination benefits provided to Mr. McClendon:
Salary and bonus expense	—		—		11		—
Acceleration of 2008 performance bonus “claw-back” feature	—		—		11		—
Acceleration of stock-based compensation	—		—		22		—
Acceleration of performance share unit awards	3		—		16		—
Estimated aircraft usage benefits	—		—		7		—
Total termination benefits provided to Mr. McClendon	3		—		67		—
Termination benefits provided to VSP participants:
Salary and bonus expense	—		—		33		—
Acceleration of stock-based compensation	1		—		28		—
Other termination benefits	—		—		2		—
Total termination benefits provided to VSP participants	1		—		63		—
Other termination benefits	28		3		42		4
Total restructuring and other termination benefits	$	63	$	3	$	203	$	4