Financing Agreements - Financing Agreements - Additional Information (Detail)	1 Months Ended		3 Months Ended
	Jul. 31, 2013 Senior Notes Sold In 2013 [Member] USD ($)	Jun. 30, 2013 Revolving Facility [Member] USD ($)	Mar. 31, 2014 Revolving Facility [Member] USD ($)	Mar. 31, 2014 Revolving Facility [Member] Minimum [Member]	Mar. 31, 2014 Revolving Facility [Member] Maximum [Member]	Dec. 31, 2013 European Receivables Loan Facility [Member] USD ($)	Dec. 31, 2013 European Receivables Loan Facility [Member] EUR (€)
Debt Instrument [Line Items]
Senior notes issued	$ 750,000,000
Net proceeds of the offering	734,000,000
Debt issuance cost	16,000,000	3,000,000
Current aggregate facility			500,000,000				75,000,000
Write-off of deferred financing cost		2,000,000				2,000,000
Line of credit facility, unused capacity, benchmark			50.00%
Commitment fee rate				0.25%	0.375%
Line of credit facility, maximum letters of credit			300,000,000
Fronting fee rate			0.125%
Line of credit facility, amount outstanding			0			0
Utilized letters of credit			56,000,000
Borrowing base collateral			358,000,000
Available borrowing capacity			$ 302,000,000