Interest Rate Swap Contracts (Detail) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013 Interest Rate Swap 1 USD ($)	Dec. 31, 2013 Interest Rate Swap 2 USD ($)	Dec. 31, 2013 Interest Rate Cap EUR (€)
Derivative [Line Items]
Contract Term	Jun. 30, 2014	Jun. 30, 2014	Mar. 31, 2016
Notional Value	$ 8,000	$ 8,000	€ 14,250
Hedged Instruments	US Term Note	US Term Note	W.E.T. Term Note
Fixed Rate	1.27%	1.27%
Variable Rate	3 month LIBOR	3 month LIBOR	3 month EURIBOR
Rate Cap			2.75%