Derivative Instruments - Summary of Amount Recognized as and Reclassified from Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Derivative [Line Items]
Beginning of the Year	$ (64)	$ 739
Recognized	97	(713)
Reclassified	(258)	90
End of the Year	291	(64)
Foreign Currency Purchase Contracts [Member]
Derivative [Line Items]
Beginning of the Year	216	239
Recognized	0	0
Reclassified	27	23
End of the Year	189	216
Futures Contracts - Copper and Aluminum [Member]
Derivative [Line Items]
Beginning of the Year	(280)	500
Recognized	97	(713)
Reclassified	(285)	67
End of the Year	$ 102	$ (280)