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. 30, 2021	Feb. 01, 2020
Interest Rate Swap Derivative Instruments [Member]
Derivatives, Fair Value [Line Items]
Gain (Loss) Recognized	$ 2	$ 64
Carrying Value Of Long Term Debt [Member]
Derivatives, Fair Value [Line Items]
Gain (Loss) Recognized	$ (2)	$ (64)