Taxes on Earnings (Provision For Income Taxes) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jan. 30, 2016	Oct. 31, 2015	Aug. 01, 2015	May. 02, 2015	Jan. 31, 2015	Nov. 01, 2014	Aug. 02, 2014	May. 03, 2014	Jan. 30, 2016	Jan. 31, 2015	Feb. 01, 2014
Current
Federal									$ 497,710	$ 499,009	$ 486,203
State									37,030	36,547	35,053
Current income taxes									534,740	535,556	521,256
Deferred
Federal									55,404	23,452	(11,055)
State									954	1,634	(4,195)
Deferred income taxes									56,358	25,086	(15,250)
Total	$ 144,567	$ 116,071	$ 153,273	$ 177,187	$ 147,850	$ 113,136	$ 150,858	$ 148,798	$ 591,098	$ 560,642	$ 506,006