Condensed Consolidated Statements Of Earnings (store, USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Apr. 28, 2012	Apr. 30, 2011
Condensed Consolidated Statements Of Earnings [Abstract]
Sales	$ 2,356,841	$ 2,074,576
Costs and Expenses
Costs of goods sold	1,679,127	1,481,206
Selling, general and administrative	337,811	309,160
Interest expense, net	2,232	2,495
Total costs and expenses	2,019,170	1,792,861
Earnings before taxes	337,671	281,715
Provision for taxes on earnings	129,058	108,742
Net earnings	$ 208,613	$ 172,973
Earnings per share
Basic	$ 0.94	$ 0.75
Diluted	$ 0.93	$ 0.74
Weighted average shares outstanding (000)
Basic	221,104	229,528
Diluted	224,929	233,547
Dividends
Cash dividends declared per share
Stores open at end of period	1,146	1,068