Shareholders' Equity (Summary Of Share Repurchase Program Activity) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Jan. 28, 2023	Jan. 29, 2022	Jan. 30, 2021
Shareholders' Equity [Line Items]
Capacity beginning balance	$ 707	$ 707	$ 707
Shares repurchased (in shares)	2.8	0.0	0.0
Shares repurchased, average price per share (in dollars per share)	$ 22	$ 0	$ 0
Capacity ending balance	$ 438	$ 707	$ 707
2018 Program [Member]
Shareholders' Equity [Line Items]
Expiration of unused capacity	(707)
2022 Program [Member]
Shareholders' Equity [Line Items]
Program authorization	500
Accumulated deficit [Member]
Shareholders' Equity [Line Items]
Shares repurchased (amount)	$ (62)	$ 0	$ 0