Shareholders' Equity (Narrative) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	12 Months Ended
	Jan. 28, 2017	Feb. 02, 2019	Feb. 03, 2018	Feb. 26, 2016	Jan. 30, 2016
Class of Stock [Line Items]
Preferred stock, shares authorized		125,000
Preferred stock, par value		$ 0.01
Preferred stock, shares issued		0
Common stock, shares authorized		1,000,000
Common stock, par value		$ 0.01
Common stock, shares issued	333,606	333,606	333,606		341,606
Common stock, shares outstanding	304,063	307,520	304,765		310,256
Stock Repurchased and Retired During Period, Shares	0
Stock Repurchase Program, Additional Authorized Amount				$ 1,500
Stock repurchase program authorized amount		$ 18,000
Stock Repurchased During Period, Value	$ 316
Stock repurchase program remaining authorized repurchase amount		$ 1,716