Derivative Instruments - Location and Fair Value of Foreign Currency Sales Contracts Recorded on Consolidated Balance Sheets (Detail) - Foreign Currency Sales Contracts [Member] - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Receivables [Member]
Derivative [Line Items]
Fair value hedged item	$ (260)	$ 232
Other Current Assets [Member]
Derivative [Line Items]
Fair value hedge contracts	677	44
Fair value hedged item	0	967
Other Noncurrent Assets [Member]
Derivative [Line Items]
Fair value hedge contracts	153	0
Fair value hedged item	0	105
Other Current Liabilities [Member]
Derivative [Line Items]
Fair value hedge contracts	0	950
Fair value hedged item	323	12
Other Noncurrent Liabilities [Member]
Derivative [Line Items]
Fair value hedge contracts	0	70
Fair value hedged item	$ 95	$ 0