Reporting Segment Information - Schedule of Segment Reporting Information, by Operating Segment (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Oct. 08, 2016	Oct. 10, 2015	Oct. 08, 2016	Oct. 10, 2015	Jan. 02, 2016
Segment Reporting Information [Line Items]
Net sales	$ 1,800,085	$ 1,775,401	$ 5,906,416	$ 5,883,948
Merger integration and acquisition expenses	2,427	4,417	4,237	7,252
Depreciation and amortization	17,927	19,722	58,931	64,960
Operating earnings	29,867	29,224	84,147	89,871
Capital expenditures	15,879	19,676	57,215	56,862
Total Assets	1,993,879		1,993,879		$ 1,917,263
Discontinued Operations [Member]
Segment Reporting Information [Line Items]
Total Assets	3,202		3,202		4,487
Military [Member]
Segment Reporting Information [Line Items]
Merger integration and acquisition expenses			1
Depreciation and amortization	2,693	2,838	8,850	9,381
Operating earnings	2,862	3,438	8,792	13,491
Capital expenditures	1,151	359	4,198	2,738
Total Assets	430,365		430,365		415,140
Food Distribution [Member]
Segment Reporting Information [Line Items]
Merger integration and acquisition expenses	639	323	1,201	1,359
Depreciation and amortization	4,842	6,131	16,139	20,836
Operating earnings	18,957	16,540	64,040	56,195
Capital expenditures	3,386	4,690	13,581	13,785
Total Assets	797,161		797,161		750,277
Retail [Member]
Segment Reporting Information [Line Items]
Merger integration and acquisition expenses	1,788	4,094	3,035	5,893
Depreciation and amortization	10,392	10,753	33,942	34,743
Operating earnings	8,048	9,246	11,315	20,185
Capital expenditures	11,342	14,627	39,436	40,339
Total Assets	763,151		763,151		$ 747,359
Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales	1,800,085	1,775,401	5,906,416	5,883,948
Operating Segments [Member] \| Military [Member]
Segment Reporting Information [Line Items]
Net sales	506,626	505,971	1,686,567	1,702,412
Operating Segments [Member] \| Food Distribution [Member]
Segment Reporting Information [Line Items]
Net sales	804,500	762,250	2,615,964	2,531,428
Operating Segments [Member] \| Retail [Member]
Segment Reporting Information [Line Items]
Net sales	488,959	507,180	1,603,885	1,650,108
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Net sales	(219,516)	(232,169)	(716,665)	(742,531)
Intersegment Eliminations [Member] \| Food Distribution [Member]
Segment Reporting Information [Line Items]
Net sales	$ (219,516)	$ (232,169)	$ (716,665)	$ (742,531)

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 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(11))
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Costs incurred to effect a business combination which have been expensed during the period. Such costs could include business integration costs, systems integration and conversion costs, and severance and other employee-related costs.

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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
-Topic 230
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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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-Paragraph 13
-Subparagraph (c)
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- Definition

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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