Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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Goodwill and Other Intangible Assets - Additional Information (Detail)	3 Months Ended		9 Months Ended
	Oct. 03, 2020 USD ($)	Jul. 13, 2019 USD ($)	Oct. 03, 2020 USD ($) Segment	Dec. 28, 2019 USD ($)
Goodwill [Line Items]
Number of reporting units \| Segment			3
Goodwill	$ 181,035,000		$ 181,035,000	$ 181,035,000
Impairment of indefinite lived intangible assets			6,970,000
Trade Names [Member]
Goodwill [Line Items]
Impairment of indefinite lived intangible assets		$ 14,000,000.0
Retail [Member]
Goodwill [Line Items]
Goodwill	0		0
Military [Member]
Goodwill [Line Items]
Goodwill	0		0
Food Distribution [Member]
Goodwill [Line Items]
Goodwill	181,000,000.0		$ 181,000,000.0	$ 181,000,000.0
Food Distribution [Member] \| Trade Names [Member]
Goodwill [Line Items]
Impairment of indefinite lived intangible assets	$ 7,000,000.0