Derivatives and Hedging Activities - Balance Sheet Location and Fair Value of Company (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Derivatives, Fair Value [Line Items]
Total derivatives not designated as hedging instruments	$ (344)	$ 2,076
Prepaid Expenses and Other Current Assets [Member] | Foreign Currency Contracts [Member]
Derivatives, Fair Value [Line Items]
Derivatives not designated as hedging instruments, assets	2,055	2,738
Other Accrued Liabilities [Member] | Foreign Currency Contracts [Member]
Derivatives, Fair Value [Line Items]
Derivatives not designated as hedging instruments, liabilities	$ (2,399)	$ (662)