Goodwill and Other Intangible Assets - Additional Information (Detail)	6 Months Ended
Jul. 11, 2020 USD ($) Segment	Dec. 28, 2019 USD ($)
Goodwill [Line Items]
Number of reporting units \| Segment	3
Goodwill	$ 181,035,000	$ 181,035,000
Indefinite-lived intangible assets carrying amount	76,300,000	76,300,000
Retail [Member]
Goodwill [Line Items]
Goodwill	0
Military [Member]
Goodwill [Line Items]
Goodwill	0
Food Distribution [Member]
Goodwill [Line Items]
Goodwill	$ 181,000,000.0	$ 181,000,000.0

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.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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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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