Management Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2011

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Total Shares Available for and Subject to Awards

Total shares available for awards and total shares subject to outstanding awards are as follows:

	As of December 31, 2011
	Shares Available for Awards	Shares Subject to Outstanding Awards
2009 GIP	1,781,658	3,420,463
2004 SIP	—	4,319,185	(1)

_____________________

⁽¹⁾  At the Company's discretion under the 2004 SIP, the Company had the right to award dividend equivalents on RSU grants which are earned in accordance with the Company's common stock dividend policy and are reinvested in additional RSUs. Dividend equivalents on these RSUs are forfeited if vesting conditions are not met.

Schedule of Black-Scholes Option Pricing Method Assumptions

The fair value of each option granted is estimated on the grant date using the Black-Scholes option pricing method. The weighted average assumptions used in the model are as follows:

	Year Ended December 31,
	2011		2010		2009
Risk-free interest rate	0.81	%	1.27	%	1.90	%
Estimated life in years	4.75		5.72		5.20
Dividend yield	0.60	%	0.59	%	0.96	%
Volatility	45.00	%	51.75	%	54.30	%

Schedule of Summary of Changes in Stock Options Outstanding

The summary of changes in stock options outstanding is as follows:

	Number of Options		Weighted- Average Exercise Price	Weighted- Average Remaining Contractual Term	Aggregate Intrinsic Value
	(In millions)		(In $)	(In years)	(In $ millions)
As of December 31, 2010	5.3		19.27	4.2	115
Granted	0.2		32.51
Exercised	(0.9	)	23.90
Forfeited	—		—
Expired	—		—
As of December 31, 2011	4.6		18.94	3.6	118
Options exercisable at end of year	4.4		18.37	3.5	114

Schedule of Cash Proceeds Received from Stock Option Exercises

The total intrinsic value of options exercised and cash received from stock option exercises is as follows:

	Year Ended December 31,
	2011	2010	2009
	(In $ millions)
Intrinsic value of stock options	20	13	9
Cash received from stock option exercises	20	14	14

Schedule of Summary of Changes in Performance-based RSUs Outstanding

A summary of changes in nonvested performance-based RSUs outstanding is as follows:

	Number of Units		Weighted Average Fair Value
	(In thousands)		(In $)
As of December 31, 2010	1,175		30.67
Granted	266		40.81
Vested	(290	)	14.65
Cancelled	(24	)	21.30
Forfeited	(70	)	36.89
As of December 31, 2011	1,057		37.42

Schedule of Performance-based RSUs Monte Carlo Simulation Valuation Assumptions

The range of assumptions used in the Monte Carlo simulation approach is as follows:

	Year Ended December 31,
	2011		2010		2009
Risk-free interest rate	0.38	%	0.79	%	1.11	%
Dividend yield	0.00 - 4.37%		0.00 - 4.18%		0.00 - 4.64%
Volatility	25 - 90%		25 - 70%		25 - 75%

Schedule of Summary of Changes in Time-based RSUs Outstanding

A summary of changes in nonvested time-based RSUs outstanding is as follows:

	Employee Time-based RSUs			Director Time-Based RSUs
	Number of Units		Weighted Average Fair Value	Number of Units		Weighted Average Fair Value
	(In thousands)		(In $)	(In thousands)		(In $)
As of December 31, 2010	607		26.41	21		33.13
Granted	332		33.67	13		49.30
Vested	(213	)	27.78	(21	)	33.13
Forfeited	(44	)	27.27	—		—
As of December 31, 2011	682		30.37	13		49.30

Schedule of Weighted-average Discount Rate for RSUs

The fair value of the RSUs with holding periods were discounted due to the lack of transferability of these RSUs during the holding period as follows:

	Year Ended December 31,
	2011	2010	2009
	(In percentages)
Holding period discount	30	30	N/A

Schedule of Expense Related to Performance Units

The expense related to performance units is as follows:

	Year Ended December 31,
	2011	2010	2009
	(In $ millions)
Total	3	5	2

Schedule of Time-vested Cash Awards Activity

The activity related to the time-vesting cash awards is as follows:

	Year Ended December 31,
	2011	2010	2009
	(In $ millions)
Expense	4	7	7
Payments to active employees	6	5	6
Payments to terminated employees	—	1	1

Stock Options [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Weighted-average Grant-date Fair Values of Stock Options

The weighted-average grant-date fair values of stock options granted is as follows:

	Year Ended December 31,
	2011		2010		2009
Total	$	11.38	$	14.76	$	7.46

Performance Restricted Stock Units (PRSUs) [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Fair Value of Shares Vested

The fair value of shares vested for performance-based RSUs is as follows:

	Year Ended December 31,
	2011	2010	2009
	(In $ millions)
Total	14	8	2

Time Restricted Stock Units (RSUs) [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Fair Value of Shares Vested

The fair value of shares vested for time-based RSUs is as follows:

	Year Ended December 31,
	2011	2010	2009
	(In $ millions)
Total	7	6	2