Long- Term Debt (Details) (USD $) In Millions, unless otherwise specified				6 Months Ended		6 Months Ended		6 Months Ended		6 Months Ended		6 Months Ended			6 Months Ended			6 Months Ended		6 Months Ended		6 Months Ended		6 Months Ended				6 Months Ended		6 Months Ended
	Jun. 30, 2012	Dec. 31, 2011	May 08, 2012 2012 Secured Credit Agreement [Member]	Jun. 30, 2012 Secured debt [Member] Term loans [Member] Dollar denominated maturing on August 2013 [Member]	Dec. 31, 2011 Secured debt [Member] Term loans [Member] Dollar denominated maturing on August 2013 [Member]	Jun. 30, 2012 Secured debt [Member] Term loans [Member] Dollar denominated maturing on August 2015 [Member]	Dec. 31, 2011 Secured debt [Member] Term loans [Member] Dollar denominated maturing on August 2015 [Member]	Jun. 30, 2012 Secured debt [Member] Term loans [Member] Euro denominated maturing on August 2013 [Member]	Dec. 31, 2011 Secured debt [Member] Term loans [Member] Euro denominated maturing on August 2013 [Member]	Jun. 30, 2012 Secured debt [Member] Term loans [Member] Euro denominated maturing on August 2015 [Member]	Dec. 31, 2011 Secured debt [Member] Term loans [Member] Euro denominated maturing on August 2015 [Member]	Jun. 30, 2012 Secured debt [Member] Term loans [Member] Tranche S [Member]	Dec. 31, 2011 Secured debt [Member] Term loans [Member] Tranche S [Member]	Dec. 31, 2011 Secured debt [Member] Revolver borrowings [Member] Dollar denominated [Member]	Jun. 30, 2012 Secured debt [Member] 2012 Secured Credit Agreement [Member] Dollar denominated term loan [Member]	Jun. 30, 2012 Secured debt [Member] Second Priority Secured Notes [Member] Dollar denominated floating rate notes [Member]	Dec. 31, 2011 Secured debt [Member] Second Priority Secured Notes [Member] Dollar denominated floating rate notes [Member]	Jun. 30, 2012 Unsecured debt [Member] Senior Notes [Member] Dollar denominated floating rate notes [Member]	Dec. 31, 2011 Unsecured debt [Member] Senior Notes [Member] Dollar denominated floating rate notes [Member]	Jun. 30, 2012 Unsecured debt [Member] Senior Notes [Member] Euro denominated floating rate notes [Member]	Dec. 31, 2011 Unsecured debt [Member] Senior Notes [Member] Euro denominated floating rate notes [Member]	Jun. 30, 2012 Unsecured debt [Member] Senior Notes [Member] 9 7/8% Dollar denominated notes [Member]	Dec. 31, 2011 Unsecured debt [Member] Senior Notes [Member] 9 7/8% Dollar denominated notes [Member]	Jun. 30, 2012 Unsecured debt [Member] Senior Notes [Member] 9% Dollar denominated notes [Member]	Dec. 31, 2011 Unsecured debt [Member] Senior Notes [Member] 9% Dollar denominated notes [Member]	Jun. 30, 2012 Unsecured debt [Member] Senior Subordinated Notes [Member]	Dec. 31, 2011 Unsecured debt [Member] Senior Subordinated Notes [Member]	Jun. 30, 2012 Unsecured debt [Member] Senior Subordinated Notes [Member] 11 7/8% Dollar denominated notes [Member]	Dec. 31, 2011 Unsecured debt [Member] Senior Subordinated Notes [Member] 11 7/8% Dollar denominated notes [Member]	Jun. 30, 2012 Unsecured debt [Member] Senior Subordinated Notes [Member] 10 7/8% Euro denominated notes [Member]	Dec. 31, 2011 Unsecured debt [Member] Senior Subordinated Notes [Member] 10 7/8% Euro denominated notes [Member]
Long-Term Debt
Maturity				August 2013		August 2015		August 2013		August 2015		August 2015			November 2015	December 2016		September 2014		September 2014		September 2014		March 2016				September 2016		September 2016
Total debt	$ 3,366	$ 3,407			$ 121	$ 1,064	$ 1,067		$ 40	$ 0	$ 279	$ 137	$ 137	$ 35	$ 170	$ 218	$ 211	$ 123	$ 123	$ 203	$ 210	$ 443	$ 443	$ 250	$ 250	$ 61	$ 63	$ 247	$ 247	$ 177	$ 181
Less: current portion	15	50
Long-term debt	$ 3,351	$ 3,357	$ 175