Fair Value Measurements - Gains and Losses on Derivative Instruments in Consolidated Statement of Income (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Derivative Instruments, Gain (Loss) [Line Items]
Amount of (Loss) Gain Recognized in Other Comprehensive (Loss) Income on Derivatives	$ (8,429)	$ (3,753)
Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Amount of (Loss) Gain Recognized in Other Comprehensive (Loss) Income on Derivatives	(9,073)	(2,612)	$ 5,040
Amount of Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income	(644)	1,141	2,412
Designated as Hedging Instrument | Net sales
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income	892	988	1,453
Designated as Hedging Instrument | Interest expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income	(124)	(123)	(134)
Designated as Hedging Instrument | Other non-operating income (expense)
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income	(1,412)	276	1,093
Not designated as hedging instruments: | Foreign Currency Derivatives | Other non-operating income (expense)
Derivative Instruments, Gain (Loss) [Line Items]
Other non-operating (expense) income	$ (1,777)	$ (2,674)	$ 602