Sales by Product Category in Each Reportable Segment (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jul. 13, 2013	Jul. 14, 2012	Jul. 13, 2013	Jul. 14, 2012
Segment Reporting Information [Line Items]
Sales	$ 898,153	$ 681,561	$ 2,028,963	$ 1,579,767
Branded Retail
Segment Reporting Information [Line Items]
Sales	492,091	358,087	1,103,981	822,974
Store Branded Retail
Segment Reporting Information [Line Items]
Sales	160,260	125,134	352,177	280,847
Non-Retail and Other
Segment Reporting Information [Line Items]
Sales	245,802	198,340	572,805	475,946
DSD segment
Segment Reporting Information [Line Items]
Sales	740,470	564,409	1,662,874	1,301,707
DSD segment | Branded Retail
Segment Reporting Information [Line Items]
Sales	457,613	335,044	1,022,937	769,730
DSD segment | Store Branded Retail
Segment Reporting Information [Line Items]
Sales	126,861	98,945	270,136	216,660
DSD segment | Non-Retail and Other
Segment Reporting Information [Line Items]
Sales	155,996	130,420	369,801	315,317
Warehouse segment
Segment Reporting Information [Line Items]
Sales	157,683	117,152	366,089	278,060
Warehouse segment | Branded Retail
Segment Reporting Information [Line Items]
Sales	34,478	23,043	81,044	53,244
Warehouse segment | Store Branded Retail
Segment Reporting Information [Line Items]
Sales	33,399	26,189	82,041	64,187
Warehouse segment | Non-Retail and Other
Segment Reporting Information [Line Items]
Sales	$ 89,806	$ 67,920	$ 203,004	$ 160,629