Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2013

Fair Value Disclosures [Abstract]

Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis

Assets and liabilities measured at fair value on a recurring basis are as follows:

		Fair Value Measurement
		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)				Total
		As of December 31,
	Balance Sheet Classification	2013	2012	2013		2012		2013		2012
		(In $ millions)
Mutual funds	Marketable securities, at fair value	41	53	—		—		41		53
Derivatives Not Designated as Hedges
Foreign currency forwards and swaps	Current Other assets	—	—	1		2		1		2
Total assets		41	53	1		2		42		55
Derivatives Designated as Cash Flow Hedges
Interest rate swaps	Current Other liabilities	—	—	(5	)	(10	)	(5	)	(10	)
Interest rate swaps	Noncurrent Other liabilities	—	—	(3	)	(7	)	(3	)	(7	)
Derivatives Not Designated as Hedges
Interest rate swaps	Current Other liabilities	—	—	(2	)	(5	)	(2	)	(5	)
Interest rate swaps	Noncurrent Other liabilities	—	—	—		(1	)	—		(1	)
Foreign currency forwards and swaps	Current Other liabilities	—	—	(5	)	(8	)	(5	)	(8	)
Total liabilities		—	—	(15	)	(31	)	(15	)	(31	)

Schedule of Carrying Values and Fair Values of Financial Instruments

Carrying values and fair values of financial instruments that are not carried at fair value are as follows:

			Fair Value Measurement
	Carrying Amount		Significant Other Observable Inputs (Level 2)		Unobservable Inputs (Level 3)		Total
	As of December 31,
	2013	2012	2013	2012	2013	2012	2013	2012
	(In $ millions)
Cost investments	145	156	—	—	—	—	—	—
Insurance contracts in nonqualified trusts	62	66	62	66	—	—	62	66
Long-term debt, including current installments of long-term debt	2,911	2,990	2,747	2,886	264	244	3,011	3,130