Stock-Based Compensation (Summary Of Restricted Stock Unit Activity) (Details) - Restricted stock units [Member] shares in Millions	12 Months Ended
	Feb. 01, 2020 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding, beginning of year (in shares or units) | shares	3.9
Outstanding, beginning of year (in dollars per share) | $ / shares	$ 47
Granted (in shares or units) | shares	1.5
Granted (in dollars per share) | $ / shares	$ 39
Vested (in shares or units) | shares	(1.6)
Vested (in dollars per share) | $ / shares	$ 46
Forfeited or cancelled (in shares or units) | shares	(0.6)
Forfeited or cancelled (in dollars per share) | $ / shares	$ 45
Outstanding, end of year (in shares or units) | shares	3.2
Outstanding, end of year (in dollars per share) | $ / shares	$ 44