Long-Term Debt (Schedule of Long-Term Debt) (Details) - USD ($) $ in Millions	Aug. 01, 2020	Feb. 01, 2020		Aug. 03, 2019
Long-Term Debt [Abstract]
8.5% debentures payable 2022	$ 118	$ 118		$ 118
Unamortized gain related to interest rate swaps	3	4		5
Long-term debt and obligations under finance leases	124	$ 122	[1]	$ 123
Finance Lease, Liability	$ 3

[1] The balance sheet at February 1, 2020 has been derived from the previously reported audited consolidated financial statements at that date, but does not include all of the information and footnotes required by U.S. generally accepted accounting principles for complete financial statements. For further information, refer to the consolidated financial statements and footnotes thereto included in Foot Locker, Inc.’s Annual Report on Form 10-K for the year ended February 1, 2020.