Stock-Based Compensation (Summary Of Stock-Based Compensation Expense) (Details) - USD ($) $ in Millions		3 Months Ended
		Apr. 29, 2023	Apr. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense, before income tax benefit		$ 14	$ 19
Income tax benefit		(4)	(5)
Total stock-based compensation expense, net of income tax benefit		10	14
RSUs [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense, before income tax benefit		10	12
Stock options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense, before income tax benefit		2	5
Other [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense, before income tax benefit	[1]	$ 2	$ 2

[1] Other stock-based compensation expense includes PSUs, ESPP and nonemployee director stock awards.