Operating Segment Information - Schedule of Segment Reporting Information, by Operating Segment (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 10, 2015	Oct. 04, 2014	Oct. 10, 2015	Oct. 04, 2014	Jan. 03, 2015
Segment Reporting Information [Line Items]
Net sales	$ 1,775,401	$ 1,809,571	$ 5,883,948	$ 5,953,473
Merger integration and acquisition expenses	4,417	1,379	7,252	8,128
Depreciation and amortization	19,722	19,951	64,960	66,921
Operating earnings	29,224	33,612	89,871	93,839
Capital expenditures	19,676	19,991	56,862	57,611
Total Assets	1,966,353		1,966,353		$ 1,932,282
Discontinued Operations [Member]
Segment Reporting Information [Line Items]
Total Assets	18,547		18,547		4,742
Military [Member]
Segment Reporting Information [Line Items]
Merger integration and acquisition expenses		3		27
Depreciation and amortization	2,838	2,751	9,381	8,580
Operating earnings	3,438	5,651	13,491	15,956
Capital expenditures	359	1,120	2,738	13,968
Total Assets	457,827		457,827		435,647
Food Distribution [Member]
Segment Reporting Information [Line Items]
Merger integration and acquisition expenses	323	1,375	1,359	8,097
Depreciation and amortization	6,131	6,931	20,836	23,105
Operating earnings	16,540	13,834	56,195	38,713
Capital expenditures	4,690	9,329	13,785	19,319
Total Assets	752,703		752,703		763,914
Retail [Member]
Segment Reporting Information [Line Items]
Merger integration and acquisition expenses	4,094	1	5,893	4
Depreciation and amortization	10,753	10,269	34,743	35,236
Operating earnings	9,246	14,127	20,185	39,170
Capital expenditures	14,627	9,542	40,339	24,324
Total Assets	737,276		737,276		$ 727,979
Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales	1,775,401	1,809,571	5,883,948	5,953,473
Operating Segments [Member] | Military [Member]
Segment Reporting Information [Line Items]
Net sales	505,971	523,553	1,702,412	1,710,122
Operating Segments [Member] | Food Distribution [Member]
Segment Reporting Information [Line Items]
Net sales	762,250	764,288	2,531,428	2,503,216
Operating Segments [Member] | Retail [Member]
Segment Reporting Information [Line Items]
Net sales	507,180	521,730	1,650,108	1,740,135
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Net sales	(232,169)	(223,809)	(742,531)	(751,777)
Intersegment Eliminations [Member] | Food Distribution [Member]
Segment Reporting Information [Line Items]
Net sales	$ (232,169)	$ (223,809)	$ (742,531)	$ (751,777)