Accumulated Other Comprehensive Loss - Components of Accumulated Other Comprehensive Loss (Detail) - USD ($) $ in Thousands	3 Months Ended
	Apr. 04, 2020	Mar. 30, 2019
Components of Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	$ 431,548	$ 385,544
Tax effect	1,151	(386)
Other comprehensive (loss) income, net of tax	(3,450)	1,124
Ending Balance	445,081	395,848
Aluminum Forward and MTP Contracts [Member]
Components of Accumulated Other Comprehensive Income (Loss) [Line Items]
Change in fair value of derivatives	(5,213)
Amounts reclassified from other comprehensive loss	612
Tax effect	1,151
Other comprehensive (loss) income, net of tax	(3,450)
Aluminum Forward Contracts [Member]
Components of Accumulated Other Comprehensive Income (Loss) [Line Items]
Change in fair value of derivatives		595
Amounts reclassified from other comprehensive loss		915
Tax effect		(386)
Other comprehensive (loss) income, net of tax		1,124
Accumulated Other Comprehensive Loss [Member]
Components of Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	(238)	(3,065)
Other comprehensive (loss) income, net of tax	(3,450)	1,124
Ending Balance	(3,688)	(1,941)
Accumulated Other Comprehensive Loss [Member] | Aluminum Forward and MTP Contracts [Member]
Components of Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	(238)
Ending Balance	$ (3,688)
Accumulated Other Comprehensive Loss [Member] | Aluminum Forward Contracts [Member]
Components of Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance		(3,065)
Ending Balance		$ (1,941)