Financing Agreements - Additional Information (Detail) In Millions, unless otherwise specified	1 Months Ended		2 Months Ended	3 Months Ended			6 Months Ended	12 Months Ended					12 Months Ended				12 Months Ended			3 Months Ended	12 Months Ended					1 Months Ended	12 Months Ended			3 Months Ended
	Oct. 31, 2009	Sep. 30, 2009	Oct. 31, 2009 USD ($)	Mar. 31, 2011 USD ($)	Dec. 31, 2010 USD ($)	Sep. 30, 2010 USD ($)	Sep. 30, 2009 USD ($)	Dec. 31, 2011 USD ($)	Dec. 31, 2010 USD ($)	Dec. 31, 2009 USD ($)	Dec. 31, 2011 Senior Notes Due 2019	Jan. 31, 2011 Senior Notes Due 2019 USD ($)	Dec. 31, 2011 Senior Notes Due 2019 Prior to February 15, 2015	Dec. 31, 2011 Senior Notes Due 2019 Prior to February 15, 2014	Dec. 31, 2011 Senior Notes Due 2021	Jan. 31, 2011 Senior Notes Due 2021 USD ($)	Dec. 31, 2011 Senior Notes Due 2021 Prior to February 15, 2015	Dec. 31, 2011 Senior Notes Due 2021 Prior to February 15, 2016	Dec. 31, 2011 Senior Notes USD ($)	Mar. 31, 2011 Revolving Facility USD ($)	Dec. 31, 2011 Revolving Facility USD ($)	Dec. 31, 2011 Revolving Facility Minimum	Dec. 31, 2011 Revolving Facility Maximum	Dec. 31, 2011 Revolving Facility Letter of Credit	Dec. 31, 2011 Revolving Facility Letter of Credit Maximum USD ($)	Mar. 31, 2011 European Receivables Loan Facility EUR (€)	Dec. 31, 2011 European Receivables Loan Facility USD ($)	Dec. 31, 2011 Reduction of Debt USD ($)	Dec. 31, 2010 Reduction of Debt USD ($)	Sep. 30, 2010 Interest Expense USD ($)	Dec. 31, 2011 Covenant Requirement Green Zone Minimum USD ($)	Dec. 31, 2011 Covenant Requirement Yellow Zone	Dec. 31, 2011 Covenant Requirement Yellow Zone Minimum USD ($)
Debt Instrument [Line Items]
Senior notes issued												$ 400				$ 350
Gross borrowings																											0
Senior notes issued, interest rate											6.50%				6.75%
Maturity due date											Feb. 15, 2019				Feb. 15, 2021												Mar. 31, 2016
Common stock issuance	5	34	39
First interest payment date																			Aug. 15, 2011
Current aggregate facility																					500				300	75	97
Borrowing base collateral																					404
Proceeds form common stock issuance			250							264
Interest payment dates																			February 15 and August 15 of each year
Repayment of debt			113		2	46	86	880	137	214																		5	90
Net proceeds of the offerings																			733
Available borrowing capacity																					326						91
Amount of loan reduction							138
Amortization and reduction of OID						3	9
Gain (loss) on extinguishment of debt							43
Amortization of financing costs			3				3		2											2							1			1
Repayment to subsidiary for debt payment			13			5			9
Payment of financing costs								26		1																	3
percentage of parent company debt acquired by subsidiary	10.00%	10.00%	10.00%				10.00%			10.00%
Maturity term of the facility																					5 years					5 years
Gain (loss) on extinguishment of debt			(8)	(53)				(53)	(7)	35
Write off debt discount									4
Previous aggregate facility																					650
Deferred financiing cost																			17	6
Cash and cash equivalents paid for debt extinguishment																			127
Debt issuance costs, written off																			51
Percentage aggregate principal amount that can be redeemed													10.00%	35.00%			35.00%	10.00%
Redemption Price													103.00%	106.50%			106.75%	103.00%
Percentage aggregate principal amount that must remain outstanding after redemption														65.00%			65.00%
Pledged percentage of capital stock of material foreign subsidiaries																					65.00%
Utilized letters of credit																					78
Percentage of applicable commitment fee																						0.50%	0.625%
Percentage of fronting fee																								0.25%
Commitment fees description																								Commitment fees are applied based on the average daily unused portion of the available amounts under the New Revolving Facility. If the average daily use is less than 50%, the applicable fee will be 0.50% per annum. If the average daily unused portion of the New Revolving Facility is equal to or greater than 50%, the applicable fee will be 0.625% per annum.
Gross borrowings																			750
Weighted-average interest rate on the Senior Notes																			6.62%
Pro forma excess borrowing availability																															$ 125		$ 75
Fixed charge coverage ratio																																1.1
Debt covenants, description																					The incurrence-based covenants in the New Revolving Facility permit us to, among other things, (i) issue foreign subsidiary indebtedness, (ii) incur general secured indebtedness and (iii) incur additional unsecured debt so long as the pro forma minimum fixed charge coverage ratio is at least 1.11.0.
Debt covenants, dividend payment conditions																					We may also make dividend payments in respect of our common stock as well as certain investments and acquisitions so long as there is (i) at least $125 of pro forma excess borrowing availability or (ii) at least $75 of pro forma excess borrowing availability and the pro forma minimum fixed charge coverage ratio is at least 1.11.0