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Income Taxes - Summary of Components of Provision for Income Taxes (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Current      
Federal $ 12,733 $ 7,504 $ 7,626
State 1,141 279 599
International 477 (29) 12,587
Total Current 14,351 7,754 20,812
Deferred      
Federal 647 (585) (1,083)
State 73 (66) (123)
International (3,405) (41) (4,320)
Total Deferred (2,685) (692) (5,526)
Total Provision for Income Taxes $ 11,666 $ 7,062 $ 15,286