Shareholders' Equity (Tables)

9 Months Ended

Sep. 30, 2011

Stockholders' Equity Note [Abstract]

Schedule of Share Repurchase Plan Authorization

The Company’s Board of Directors authorized the repurchase of the Company’s Common Stock as follows:

Date of Board Authorization	Authorization Amount
	(In $ millions)
February 2008	400
October 2008	100
April 2011	129
As of September 30, 2011	629

Schedule of Treasury Stock

The share repurchase activity pursuant to this authorization is as follows:

	Nine Months Ended September 30,				Total From February 2008 Through
	2011		2010		September 30, 2011
Shares repurchased	591,356		1,473,492		12,022,148
Average purchase price per share	$	47.37	$	27.82	$	37.74
Amount spent on repurchased shares (in millions)	$	28	$	41	$	454

Schedule of Components of Other Comprehensive Income (Loss), Net

Other Comprehensive Income (Loss), Net

	Three Months Ended September 30,
	2011						2010
	Gross Amount		Income Tax (Provision) Benefit		Net Amount		Gross Amount		Income Tax (Provision) Benefit		Net Amount
	(In $ millions)
Unrealized gain (loss) on marketable securities	—		—		—		8		(3	)	5
Foreign currency translation	(69	)	—		(69	)	98		—		98
Unrealized gain (loss) on interest rate swaps	7		(2	)	5		(2	)	—		(2	)
Pension and postretirement benefits	6		(2	)	4		3		(1	)	2
Total	(56	)	(4	)	(60	)	107		(4	)	103

	Nine Months Ended September 30,
	2011				2010
	Gross Amount	Income Tax (Provision) Benefit		Net Amount	Gross Amount	Income Tax (Provision) Benefit		Net Amount
	(In $ millions)
Unrealized gain (loss) on marketable securities	—	—		—	9	(3	)	6
Foreign currency translation	18	—		18	39	—		39
Unrealized gain (loss) on interest rate swaps	22	(8	)	14	5	(4	)	1
Pension and postretirement benefits	19	(7	)	12	10	(2	)	8
Total	59	(15	)	44	63	(9	)	54

Schedule of Adjustments to Accumulated Other Comprehensive Income (Loss), Net

Adjustments to Accumulated other comprehensive income (loss) are as follows:

	Unrealized Gain (Loss) on Marketable Securities		Foreign Currency Translation		Unrealized Gain (Loss) on Interest Rate Swaps		Pension and Postretire- ment Benefits		Accumulated Other Comprehensive Income (Loss), Net
	(In $ millions)
Balance as of December 31, 2010	(1	)	(1	)	(84	)	(584	)	(670	)
Current period change	—		18		22		19		59
Income tax (provision) benefit	—		—		(8	)	(7	)	(15	)
Balance as of September 30, 2011	(1	)	17		(70	)	(572	)	(626	)