Income Taxes - Components of Provision for Income Taxes (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Current, Federal	$ 9,556	$ 17,744	$ 7,250
Current, State	808	1,324	1,191
Current, Foreign	11,638	14,258	28,175
Total current	22,002	33,326	36,616
Deferred, Federal	7,118	8,656	12,477
Deferred, State	289	375	405
Deferred, Foreign	193	(80)	(122)
Deferred income taxes	7,600	8,951	12,760
Provision for income taxes	$ 29,602	$ 42,277	$ 49,376