Derivative Financial Instruments - Summary of Pre-Tax Changes in Fair Value (Detail) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jul. 02, 2021	Jun. 28, 2020	Jul. 02, 2021	Jun. 28, 2020
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss)	$ 2,633	$ 2,071	$ 3,481	$ (1,794)
Commodity derivative instruments \| Cost of sales
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss)	2,128	1,266	2,416	(270)
Commodity derivative instruments \| Selling, delivery and administrative expenses
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss)	$ 505	$ 805	$ 1,065	$ (1,524)

Amount of gain (loss) recognized in earnings in the period from the increase (decrease) in fair value of price risk derivatives not designated as hedging instruments.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624171-113959

Name:	us-gaap_GainLossOnPriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstruments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration