Long-Term Debt (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Dec. 31, 2012
Summary of Long-term debt
Capital leases	$ 92	$ 96
Total debt	3,464	3,430
Less: current portion	92	38
Long-term debt	3,372	3,392
Secured debt [Member] | Term loans [Member] | Dollar denominated maturing on August 2015 [Member]
Summary of Long-term debt
Maturity	August 2015
Long-term Debt	1,064	1,064
Secured debt [Member] | Term loans [Member] | Euro denominated maturing on August 2015 [Member]
Summary of Long-term debt
Maturity	August 2015
Long-term Debt	276	284
Secured debt [Member] | Term loans [Member] | Tranche S [Member]
Summary of Long-term debt
Maturity	August 2015
Long-term Debt	137	137
Secured debt [Member] | Revolver Borrowings [Member] | Dollar denominated [Member]
Summary of Long-term debt
Long-term Debt	73	20
Secured debt [Member] | 2012 Secured Credit Agreement [Member] | Dollar denominated term loan [Member]
Summary of Long-term debt
Maturity	November 2015
Long-term Debt	171	171
Secured debt [Member] | Second Priority Secured Notes [Member] | Dollar denominated floating rate notes [Member]
Summary of Long-term debt
Maturity	December 2016
Long-term Debt	229	225
Unsecured debt [Member] | Senior Notes [Member] | Dollar denominated floating rate notes [Member]
Summary of Long-term debt
Maturity	September 2014
Long-term Debt	122	122
Unsecured debt [Member] | Senior Notes [Member] | Euro denominated floating rate notes [Member]
Summary of Long-term debt
Maturity	September 2014
Long-term Debt	195	201
Unsecured debt [Member] | Senior Notes [Member] | 9 7/8% Dollar denominated notes [Member]
Summary of Long-term debt
Maturity	September 2014
Long-term Debt	429	429
Unsecured debt [Member] | Senior Notes [Member] | 9% Dollar denominated notes [Member]
Summary of Long-term debt
Maturity	March 2016
Long-term Debt	250	250
Unsecured debt [Member] | Senior Subordinated Notes [Member] | 11 7/8% Dollar denominated notes [Member]
Summary of Long-term debt
Maturity	September 2016
Long-term Debt	247	247
Unsecured debt [Member] | Senior Subordinated Notes [Member] | 10 7/8% Euro denominated notes [Member]
Summary of Long-term debt
Maturity	September 2016
Long-term Debt	$ 179	$ 184