Derivative Instruments (Effects of Interest Rate Derivatives and Adjustments to LTD on Earnings) (Details) - Designated As Hedging Instrument [Member] - Interest Expense [Member] - USD ($) $ in Millions	12 Months Ended
	Jan. 29, 2022	Jan. 30, 2021
Interest Rate Swap Derivative Instruments [Member]
Derivatives, Fair Value [Line Items]
Gain (Loss) Recognized	$ (41)	$ 2
Carrying Value Of Long Term Debt [Member]
Derivatives, Fair Value [Line Items]
Gain (Loss) Recognized	$ 41	$ (2)