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Interest and Other (Expense) Income, Net - Summary of Interest and Other (Expense) Income, Net (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Interest Income (Expense), Net [Abstract]        
Interest income $ 404 $ 778 $ 1,859 $ 2,147
Other income 1,544   1,583  
Interest expense (12,007) (57) (20,527) (132)
Impact of foreign exchange (expense) income (701)   753  
Interest and other (expense) income, net $ (10,760) $ 721 $ (16,332) $ 2,015