Sales by Product Category in Each Reportable Segment (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 06, 2012	Oct. 08, 2011	Oct. 06, 2012	Oct. 08, 2011
Segment Reporting Information [Line Items]
Sales	$ 717,282	$ 675,369	$ 2,297,049	$ 2,119,790
Branded Retail
Segment Reporting Information [Line Items]
Sales	372,714	349,069	1,195,602	1,081,931
Store Branded Retail
Segment Reporting Information [Line Items]
Sales	131,121	123,251	412,147	383,133
Non-Retail and Other
Segment Reporting Information [Line Items]
Sales	213,447	203,049	689,300	654,726
DSD
Segment Reporting Information [Line Items]
Sales	592,250	553,768	1,893,957	1,725,198
DSD | Branded Retail
Segment Reporting Information [Line Items]
Sales	350,884	327,032	1,120,434	1,008,168
DSD | Store Branded Retail
Segment Reporting Information [Line Items]
Sales	104,269	92,561	321,108	283,825
DSD | Non-Retail and Other
Segment Reporting Information [Line Items]
Sales	137,097	134,175	452,415	433,205
Warehouse Delivery
Segment Reporting Information [Line Items]
Sales	125,032	121,601	403,092	394,592
Warehouse Delivery | Branded Retail
Segment Reporting Information [Line Items]
Sales	21,830	22,037	75,168	73,763
Warehouse Delivery | Store Branded Retail
Segment Reporting Information [Line Items]
Sales	26,852	30,690	91,039	99,308
Warehouse Delivery | Non-Retail and Other
Segment Reporting Information [Line Items]
Sales	$ 76,350	$ 68,874	$ 236,885	$ 221,521