Stock-Based Compensation (Summary Of Restricted Stock Unit Activity) (Details) - Restricted stock units [Member] shares in Millions	12 Months Ended
	Jan. 29, 2022 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding, beginning of year (in shares or units) | shares	4.8
Outstanding, beginning of year (in dollars per share) | $ / shares	$ 37
Granted (in shares or units) | shares	1.8
Granted (in dollars per share) | $ / shares	$ 31
Vested (in shares or units) | shares	(1.4)
Vested (in dollars per share) | $ / shares	$ 35
Forfeited or cancelled (in shares or units) | shares	(0.6)
Forfeited or cancelled (in dollars per share) | $ / shares	$ 28
Outstanding, end of year (in shares or units) | shares	4.6
Outstanding, end of year (in dollars per share) | $ / shares	$ 36