Revenue (Contract Balances and Changes in Contract Balances) (Details) - USD ($) $ in Millions	Jul. 29, 2023	Jan. 28, 2023	Jul. 30, 2022
Revenue from Contract with Customer [Line Items]
Receivables, net	$ 485.0	$ 581.0	$ 534.0
Long-term contract liabilities included in:
Receivables, allowance for doubtful accounts	18.0	22.0	21.0
Unredeemed Gift Cards [Member]
Short-term contract liabilities included in:
Short-term contract liabilities	250.0	274.0	273.0
Deferred Revenue [Member]
Short-term contract liabilities included in:
Short-term contract liabilities	996.0	1,116.0	1,133.0
Accrued Liability [Member]
Short-term contract liabilities included in:
Short-term contract liabilities	64.0	66.0	78.0
Long-Term Liabilities [Member]
Long-term contract liabilities included in:
Long-term liabilities	$ 254.0	$ 265.0	$ 5.0