Retirement Benefits (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 31, 2021	Aug. 01, 2020	Jul. 31, 2021	Aug. 01, 2020
Affiliated Entity | L Brands, Inc.
Defined Contribution Plan Disclosure [Line Items]
Expense related to the qualified plan	$ 9	$ 9	$ 19	$ 18