Debt (Tables)

12 Months Ended

Dec. 31, 2011

Debt Disclosure [Abstract]

Schedule of Short-term Debt

	As of December 31,
	2011	2010
	(In $ millions)
Short term borrowings and current installments of long-term debt - third party and affiliates
Current installments of long-term debt	38	74
Short-term borrowings, including amounts due to affiliates, weighted average interest rate - 2011: 4.3%; 2010: 3.3%	106	154
Total	144	228

Schedule of Long-term Debt

	As of December 31,
	2011		2010
	(In $ millions)
Long-term debt
Senior credit facilities
Term B loan facility due 2014	—		508
Term C loan facility due 2016	1,386		1,409
Senior unsecured notes due 2018, interest rate of 6.625%	600		600
Senior unsecured notes due 2021, interest rate of 5.875%	400		—
Pollution control and industrial revenue bonds, interest rates ranging from 5.7% to 6.7%, due at various dates through 2030	182		181
Obligations under capital leases due at various dates through 2054	248		245
Other bank obligations, interest rates ranging from 6.1% to 6.7%, due at various dates through 2017	95		121
Subtotal	2,911		3,064
Current installments of long-term debt	(38	)	(74	)
Total	2,873		2,990

Schedule of Amortization of Deferred Financing Costs

Amortization of deferred financing costs is as follows:

	Year Ended December 31,
	2011	2010	2009
	(In $ millions)
Interest expense	4	7	7

Schedule of Net Deferred Financing Costs

Net deferred financing costs are as follows:

	As of December 31,
	2011	2010
	(In $ millions)
Noncurrent Other assets	28	27

Schedule of Estimated Net Leverage Ratio and Estimated Margin

The margin may increase or decrease 0.25% based on the following:

			Estimated Margin
	Estimated Margin as of		Decreases .25%	Increases .25%	Estimated Total Net Leverage Ratio as of
	December 31, 2011		If the Estimated Total Net Leverage is:		December 31, 2011
Credit-linked revolving facility	1.50	%	not applicable	> 2.25:1.00	1.56
Term C	2.75	%	< = 1.75:1.00	> 2.25:1.00	1.56

Schedule of First Lien Senior Secured Leverage Ratios and Borrowing Capacity

The Company’s first lien senior secured leverage ratios and the borrowing capacity under the revolving credit facility are as follows:

	As of December 31, 2011
	Maximum	Estimate	Estimate, if Fully Drawn	Borrowing Capacity
				(In $ millions)
First lien senior secured leverage ratio	3.90 to 1.00	1.05 to 1.00	1.49 to 1.00	600

Schedule of Balances Available for Borrowing Under the Revolving Credit Facility and the Credit-linked Revolving Facility

The balances available for borrowing are as follows:

	As of December 31, 2011
	(In $ millions)
Revolving credit facility
Borrowings outstanding	—
Letters of credit issued	—
Available for borrowing	600
Credit-linked revolving facility
Letters of credit issued	74
Available for borrowing	154

Schedule of Principle Payments

Principal payments scheduled to be made on the Company's debt, including short-term borrowings, are as follows:

	(In $ millions)
2012	144
2013	43
2014	48
2015	45
2016	1,370
Thereafter	1,367
Total	3,017