Income Taxes - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended	12 Months Ended											12 Months Ended
	Dec. 31, 2011	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2011 Minimum	Dec. 31, 2011 Maximum	Dec. 31, 2011 U.S. Operating Loss Carryforwards not Subject to Limitation	Dec. 31, 2008 U.S. Operating Loss Carryforwards not Subject to Limitation	Dec. 31, 2011 U.S. Voluntary Employee Beneficiary Association (VEBA) Plan Operating Loss Carryforwards not Subject to Limitation	Dec. 31, 2008 U.S. Voluntary Employee Beneficiary Association (VEBA) Plan Operating Loss Carryforwards not Subject to Limitation	Dec. 31, 2011 International To US Parent	Dec. 31, 2011 International Foreign Denominated	Dec. 31, 2011 Mexico and Spain	Dec. 31, 2010 BRAZIL	Dec. 31, 2009 SPAIN	Dec. 31, 2011 Reasonably Possible to be Released in Twelve Month
Income Taxes [Line Items]
Net interest expense recognized				$ 4
Reversal of accrued uncertain tax positions related to the 1999 through 2002 and 2003 through 2005			9
Bankruptcy claim related payments			(75)
Income tax expense reduction	12
Tax expense charged to OCI			5
Recognized tax benefit related to future income taxes and non-us withholding taxes		1	3	22
Withholding tax related to the actual transfer of funds to the U.S. and between foreign subsidiaries		17	8	6
Inter company loan obligation											196	44
Income tax expense (benefit)													(8)
Change in deferred tax asset valuation allowance														(16)	8
Deferred tax asset valuation allowance	1,334	1,334	1,345													33
Net Operating loss related to settlement of stock awards	23	23
Capital loss carryforwards	30	30	31
Deferred tax assets other credit carryforword	133	133
Other credit carryforwards					10 years	20 years
U.S operating loss carryforwards subject to limitation	723	723
Operating loss carryforwards subjected to limitation, annual limit	84	84
Unrecognized tax benefit that would impact effective tax rate	46	46
Operating loss carryforwards							1,100
Original issue discount (OID) for tax purposes							533
Cancellation of debt income (COID) for tax purposes							533	533
Employee benefit obligations deductible cost									733	733
Interest accrued on Uncertain tax positions	$ 6	$ 6	$ 5