Guarantor and Non-Guarantor Consolidating Condensed Financial Statements (Details1) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Consolidating Condensed Statements Of Comprehensive Income
Net (loss) income	$ (20)	$ 306	$ (32)	$ 282
Other comprehensive (loss) income, net of tax
Currency translation adjustment, net of tax	(2)	(102)		(72)
Realization of loss on cash flow hedges, net of tax		3		5
Unrealized actuarial loss on defined benefit plans, net of tax	(2)	(1)	(2)	(2)
Unrealized gain (loss) on equity investment, net of tax	1	1	(1)	1
Other comprehensive income (loss), net of tax	(3)	(99)	(3)	(68)
Comprehensive (loss) income	(23)	207	(35)	214
Comprehensive income attributable to non-controlling interest in subsidiaries		0	(1)	(1)
Comprehensive (loss) income attributable to the Company	(23)	207	(34)	215
Parent Guarantor [Member]
Consolidating Condensed Statements Of Comprehensive Income
Net (loss) income	(20)	306	(31)	283
Other comprehensive (loss) income, net of tax
Comprehensive (loss) income	(20)	306	(31)	283
Comprehensive income attributable to non-controlling interest in subsidiaries		0
Comprehensive (loss) income attributable to the Company	(20)	306	(31)	283
Intermediate Parent Guarantor [Member]
Consolidating Condensed Statements Of Comprehensive Income
Net (loss) income	(67)	(62)	(117)	(126)
Other comprehensive (loss) income, net of tax
Unrealized gain (loss) on equity investment, net of tax	1	1	(1)	1
Other comprehensive income (loss), net of tax	1	1	(1)	1
Comprehensive (loss) income	(66)	(61)	(118)	(125)
Comprehensive income attributable to non-controlling interest in subsidiaries		0
Comprehensive (loss) income attributable to the Company	(66)	(61)	(118)	(125)
Issuer [Member]
Consolidating Condensed Statements Of Comprehensive Income
Net (loss) income	(68)	(65)	(115)	(124)
Other comprehensive (loss) income, net of tax
Realization of loss on cash flow hedges, net of tax		3		5
Other comprehensive income (loss), net of tax		3		5
Comprehensive (loss) income	(68)	(62)	(115)	(119)
Comprehensive income attributable to non-controlling interest in subsidiaries		0
Comprehensive (loss) income attributable to the Company	(68)	(62)	(115)	(119)
Guarantor Subsidiaries [Member]
Consolidating Condensed Statements Of Comprehensive Income
Net (loss) income	(1)	24	23	42
Other comprehensive (loss) income, net of tax
Unrealized actuarial loss on defined benefit plans, net of tax	(2)	(1)	(2)	(2)
Other comprehensive income (loss), net of tax	(2)	(1)	(2)	(2)
Comprehensive (loss) income	(3)	23	21	40
Comprehensive income attributable to non-controlling interest in subsidiaries		0
Comprehensive (loss) income attributable to the Company	(3)	23	21	40
Non-Guarantor Subsidiaries [Member]
Consolidating Condensed Statements Of Comprehensive Income
Net (loss) income	52	387	96	425
Other comprehensive (loss) income, net of tax
Currency translation adjustment, net of tax	(2)	(102)		(72)
Other comprehensive income (loss), net of tax	(2)	(102)		(72)
Comprehensive (loss) income	50	285	96	353
Comprehensive income attributable to non-controlling interest in subsidiaries		0	(1)	(1)
Comprehensive (loss) income attributable to the Company	50	285	97	354
Eliminations [Member]
Consolidating Condensed Statements Of Comprehensive Income
Net (loss) income	84	(284)	112	(218)
Other comprehensive (loss) income, net of tax
Comprehensive (loss) income	84	(284)	112	(218)
Comprehensive income attributable to non-controlling interest in subsidiaries		0
Comprehensive (loss) income attributable to the Company	$ 84	$ (284)	$ 112	$ (218)