Derivative Financial Instruments - Summary of Potential Effect of Offsetting Derivatives by Type of Financial Instrument on Unaudited Condensed Consolidated Balance Sheets (Detail) - Foreign currency exchange contracts [Member] $ in Thousands	Mar. 31, 2016 USD ($)
Offsetting Assets And Liabilities [Line Items]
Gross amounts of recognized liabilities, Derivative liabilities	$ (492)
Amounts of assets/liabilities presented in the condensed consolidated balance sheet, Derivative liabilities	(492)
Net amount (legal offset), Derivative liabilities	$ (492)