Derivative Financial Instruments - Additional Information (Detail)	0 Months Ended			12 Months Ended
	May 24, 2010 USD ($)	May 07, 2008 USD ($)	May 07, 2008 EUR (€)	Dec. 31, 2013 Contract	Dec. 31, 2012 USD ($) Contract	Dec. 31, 2011 USD ($) Contract	Jan. 03, 2012 USD ($)
Derivative Instruments And Hedging Activities Disclosure [Abstract]
Forward contract terms				30-day forward contracts
Number of forward contract outstanding				1	0	0
Fixed interest rate	1.50%
Floating interest rate term, months	1 month
Floating interest rate for debt obligation				One-month LIBOR
Notional amount of contract	$ 50,000,000	$ 28,000,000	€ 18,300,000
Reduction in notional amount							20,000,000
Contract maturity date		Dec. 14, 2012	Dec. 14, 2012	Jul. 30, 2012
Net loss incurred on intercompany note					$ 5,000	$ 32,000