Condensed Consolidated Statements Of Income (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jul. 16, 2011	Jul. 17, 2010	Jul. 16, 2011	Jul. 17, 2010
Condensed Consolidated Statements Of Income
Sales	$ 642,596	$ 607,716	$ 1,444,421	$ 1,402,742
Materials, supplies, labor and other production costs (exclusive of depreciation and amortization shown separately below)	341,887	318,553	754,145	733,351
Selling, distribution and administrative expenses	236,700	217,906	536,757	510,457
Depreciation and amortization	20,898	20,021	48,890	45,658
Income from operations	43,111	51,236	104,629	113,276
Interest expense	(2,372)	(1,984)	(4,521)	(4,768)
Interest income	2,968	2,940	6,879	6,855
Income before income taxes	43,707	52,192	106,987	115,363
Income tax expense	15,497	18,436	37,616	40,920
Net income	$ 28,210	$ 33,756	$ 69,371	$ 74,443
Basic:
Net income per common share	$ 0.21	$ 0.25	$ 0.51	$ 0.54
Weighted average shares outstanding	135,299	137,404	135,284	137,330
Diluted:
Net income per common share	$ 0.21	$ 0.24	$ 0.51	$ 0.54
Weighted average shares outstanding	137,225	138,538	136,734	138,474
Cash dividends paid per common share	$ 0.150	$ 0.133	$ 0.283	$ 0.250