Derivative Financial Instruments - Derivatives Instruments Designated as Cash Flow Hedges - (Detail) - Cash Flow Hedging [Member] - Foreign Exchange Contract [Member] - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Derivative Instruments Gain Loss [Line Items]
Amount of Gain (Loss) Recognized in OCI	$ 148	$ 175
Cost of revenue [Member]
Derivative Instruments Gain Loss [Line Items]
Amount of Gain (Loss) Reclassified from AOCI into Income	37	321
Selling, General and Administrative Expenses [Member]
Derivative Instruments Gain Loss [Line Items]
Amount of Gain (Loss) Reclassified from AOCI into Income	24	184
Research and development [Member]
Derivative Instruments Gain Loss [Line Items]
Amount of Gain (Loss) Reclassified from AOCI into Income	$ 43	$ 351