Accumulated Other Comprehensive Income (loss) - Components of Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2022	Oct. 02, 2021	Oct. 01, 2022	Oct. 02, 2021	Jul. 02, 2022	Jan. 01, 2022	Jul. 03, 2021	Jan. 02, 2021
Components of Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	$ 613,460		$ 613,460			$ 529,097
Increase (decrease) in fair value of derivatives	(2,633)	$ 6,549	(9,487)	$ 23,910
Amounts reclassified from accumulated other comprehensive income (loss)	2,416	(6,696)	(3,344)	(12,604)
Tax effect	56	37	3,296	(2,806)
Other comprehensive income (loss), net of tax	(161)	(110)	(9,535)	8,500
Ending Balance	613,460		613,460			529,097
Accumulated Other Comprehensive Income [Member]
Components of Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	(2,529)	11,220	(2,529)	11,220	$ (2,368)	7,006	$ 11,330	$ 2,720
Other comprehensive income (loss), net of tax	(161)	(110)	(9,535)	8,500
Ending Balance	(2,529)	11,220	(2,529)	11,220	(2,368)	7,006	11,330	2,720
Aluminum Contracts [Member]
Components of Accumulated Other Comprehensive Income (Loss) [Line Items]
Increase (decrease) in fair value of derivatives	(2,012)	4,194	(9,427)	13,385
Amounts reclassified from accumulated other comprehensive income (loss)	3,185	(4,271)	597	(8,423)
Tax effect	(279)	20	2,268	(1,231)
Other comprehensive income (loss), net of tax	894	(57)	(6,562)	3,731
Aluminum Contracts [Member] | Accumulated Other Comprehensive Income [Member]
Components of Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	(2,952)	6,134	(2,952)	6,134	(3,846)	3,610	6,191	2,403
Ending Balance	(2,952)	6,134	(2,952)	6,134	(3,846)	3,610	6,191	2,403
MTP Contracts [Member]
Components of Accumulated Other Comprehensive Income (Loss) [Line Items]
Increase (decrease) in fair value of derivatives	(621)	2,355	(60)	10,525
Amounts reclassified from accumulated other comprehensive income (loss)	(769)	(2,425)	(3,941)	(4,181)
Tax effect	335	17	1,028	(1,575)
Other comprehensive income (loss), net of tax	(1,055)	(53)	(2,973)	4,769
MTP Contracts [Member] | Accumulated Other Comprehensive Income [Member]
Components of Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	423	5,086	423	5,086	1,478	3,396	5,139	317
Ending Balance	$ 423	$ 5,086	$ 423	$ 5,086	$ 1,478	$ 3,396	$ 5,139	$ 317