Components of Income Tax (Benefit) Expense (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Components Of Income Tax Expense Benefit [Line Items]
Current, Federal	$ 854	$ 5,797	$ 2,382
Current, State	772	654	1,335
Current, Foreign	12,937	11,183	17,784
Current, Total	14,563	17,634	21,501
Deferred (net of valuation allowance), Federal	6,003	11,165	(19,853)
Deferred (net of valuation allowance), State	(650)	168	(647)
Deferred (net of valuation allowance), Foreign	1,753	1,914	3,216
Deferred (net of valuation allowance), Total	7,106	13,247	(17,284)
Income tax expense	$ 21,669	$ 30,881	$ 4,217