Debt (Tables)

9 Months Ended

Sep. 30, 2013

Debt Disclosure [Abstract]

Schedule of Short-term Debt

	As of September 30, 2013	As of December 31, 2012
	(In $ millions)
Short-Term Borrowings and Current Installments of Long-Term Debt - Third Party and Affiliates
Current installments of long-term debt	23	60
Short-term borrowings, including amounts due to affiliates	101	108
Accounts receivable securitization facility	100	—
Total	224	168

The Company's weighted average interest rate on short-term borrowings, including amounts due to affiliates, was 4.4% as of September 30, 2013 compared to 4.0% as of December 31, 2012. The weighted average interest rate on the accounts receivable securitization facility was 0.9% as of September 30, 2013.

Schedule of Long-term Debt

	As of September 30, 2013		As of December 31, 2012
	(In $ millions)
Long-Term Debt
Senior credit facilities - Term C loan due 2016	—		977
Senior credit facilities - Term C-2 loan due 2016	976		—
Senior unsecured notes due 2018, interest rate of 6.625%	600		600
Senior unsecured notes due 2021, interest rate of 5.875%	400		400
Senior unsecured notes due 2022, interest rate of 4.625%	500		500
Credit-linked revolving facility due 2014, interest rate of 1.7%	—		50
Pollution control and industrial revenue bonds due at various dates through 2030, interest rates ranging from 5.7% to 6.7%	169		182
Obligations under capital leases due at various dates through 2054	248		244
Other bank obligations	—		37
Subtotal	2,893		2,990
Current installments of long-term debt	(23	)	(60	)
Total	2,870		2,930

Schedule of Estimated Net Leverage Ratio and Estimated Margin

As of September 30, 2013, the margin for borrowings under the Term C-2 loan facility was 2.0% above LIBOR (for US dollars) and 2.0% above the Euro Interbank Offered Rate ("EURIBOR") (for Euros), as applicable. As of September 30, 2013, the margin for borrowings under the revolving credit facility was 2.5% above LIBOR. The margin for borrowings under the revolving credit facility is subject to increase or decrease in certain circumstances based on changes in the Company’s corporate credit ratings. Borrowings under the credit-linked revolving facility bear interest at a variable interest rate based on LIBOR, plus a margin which varies based on the Company's net leverage ratio.

The estimated net leverage ratio and margin are as follows:

	As of September 30, 2013
	Estimated Total Net Leverage Ratio	Estimated Margin
Credit-linked revolving facility	1.58	1.50	%

The margin on the credit-linked revolving facility may increase or decrease 0.25% based on the following:

Total Net Leverage Ratio	Margin over LIBOR or EURIBOR
< = 2.25	1.50%
> 2.25	1.75%

Term loan borrowings under the Amended Credit Agreement are subject to amortization at 1% of the initial principal amount per annum, payable quarterly. In addition, the Company pays quarterly commitment fees on the unused portions of the revolving credit facility and credit-linked revolving facility of 0.25% and 1.50% per annum, respectively.

Schedule of First Lien Senior Secured Leverage Ratios and Borrowing Capacity

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

As of September 30, 2013
Maximum	Estimate	Estimate, if Fully Drawn
3.90	0.99	1.53

Schedule of Balances Available for Borrowing

The Company's balances available for borrowing are as follows:

	As of September 30, 2013
	(In $ millions)
Revolving Credit Facility
Borrowings outstanding	—
Letters of credit issued	—
Available for borrowing	600
Credit-Linked Revolving Facility
Borrowings outstanding	—
Letters of credit issued	80
Available for borrowing	1
Accounts Receivable Securitization Facility
Borrowings outstanding	100
Letters of credit issued	—
Available for borrowing	31