Gain (Loss) Reclassified From AOCI for Commodity Contracts (Detail) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jul. 17, 2021	Jul. 11, 2020	Jul. 17, 2021	Jul. 11, 2020
Accumulated Other Comprehensive Income Loss [Line Items]
Reclassification from AOCI, Gains and losses on cash flow hedges net of tax		$ 594	$ (664)	$ 374	$ (1,075)
Derivative Instruments
Accumulated Other Comprehensive Income Loss [Line Items]
Gross gain (loss) reclassified from AOCI into net income	[1]	792	(885)	498	(1,432)
Reclassification from AOCI, Gains and losses on cash flow hedges tax (expense) benefit	[1]	(198)	221	(124)	357
Reclassification from AOCI, Gains and losses on cash flow hedges net of tax	[1]	594	(664)	374	(1,075)
Commodity Contract | Derivative Instruments
Accumulated Other Comprehensive Income Loss [Line Items]
Gross gain (loss) reclassified from AOCI into net income	[1],[2]	$ 677	$ (852)	602	(1,355)
Reclassification from AOCI, Gains and losses on cash flow hedges tax (expense) benefit				(150)	339
Reclassification from AOCI, Gains and losses on cash flow hedges net of tax				$ 452	$ (1,016)

[1] Amounts in parentheses indicate debits to determine net income.

[2] Amounts are presented as an adjustment to reconcile net income to net cash provided by operating activities on the Condensed Consolidated Statements of Cash Flows.