Taxes On Earnings (Provision For Income Taxes) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended									12 Months Ended
	Feb. 02, 2013		Oct. 27, 2012	Jul. 28, 2012	Apr. 28, 2012	Jan. 28, 2012	Oct. 29, 2011	Jul. 30, 2011	Apr. 30, 2011	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Current
Federal										$ 485,882	$ 343,550	$ 329,723
State										31,227	30,702	30,478
Current income taxes										517,109	374,252	360,201
Deferred
Federal										(37,178)	25,383	(11,139)
State										(1,850)	(3,661)	(6,838)
Deferred income taxes										(39,028)	21,722	(17,977)
Income Tax Expense (Benefit)	$ 139,434	[1]	$ 94,576	$ 115,013	$ 129,058	$ 116,405	$ 77,454	$ 93,373	$ 108,742	$ 478,081	$ 395,974	$ 342,224

[1] The quarter ended February 2, 2013 was a 14-week quarter; all other quarters preesnted were 13 weeks.