Reporting Segment Information - Schedule of Segment Reporting Information, by Operating Segment (Detail) - USD ($) $ in Thousands	4 Months Ended
Apr. 23, 2016	Apr. 25, 2015	Jan. 02, 2016
Segment Reporting Information [Line Items]
Net sales	$ 2,278,770	$ 2,312,683
Merger integration and acquisition expenses	897	2,684
Depreciation and amortization	23,369	25,785
Operating earnings (loss)	21,660	23,853
Capital expenditures	18,090	12,724
Total Assets	1,920,784		$ 1,917,263
Discontinued Operations [Member]
Segment Reporting Information [Line Items]
Total Assets	3,478		4,487
Military [Member]
Segment Reporting Information [Line Items]
Merger integration and acquisition expenses	1
Depreciation and amortization	3,475	3,733
Operating earnings (loss)	3,433	6,158
Capital expenditures	2,335	584
Total Assets	410,675		415,140
Food Distribution [Member]
Segment Reporting Information [Line Items]
Merger integration and acquisition expenses	468	2,187
Depreciation and amortization	6,470	8,536
Operating earnings (loss)	25,856	20,249
Capital expenditures	5,522	3,553
Total Assets	777,273		750,277
Retail [Member]
Segment Reporting Information [Line Items]
Merger integration and acquisition expenses	428	497
Depreciation and amortization	13,424	13,516
Operating earnings (loss)	(7,629)	(2,554)
Capital expenditures	10,233	8,587
Total Assets	729,358		$ 747,359
Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales	2,278,770	2,312,683
Operating Segments [Member] \| Military [Member]
Segment Reporting Information [Line Items]
Net sales	674,523	699,394
Operating Segments [Member] \| Food Distribution [Member]
Segment Reporting Information [Line Items]
Net sales	991,137	986,435
Operating Segments [Member] \| Retail [Member]
Segment Reporting Information [Line Items]
Net sales	613,110	626,854
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Net sales	(277,003)	(281,275)
Intersegment Eliminations [Member] \| Food Distribution [Member]
Segment Reporting Information [Line Items]
Net sales	$ (277,003)	$ (281,275)

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.18)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 12
-Article 7

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The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 45
-Paragraph 28
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The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
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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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