Note 3 - Revenues (Details Textual) - USD ($) $ in Millions	12 Months Ended
	Feb. 01, 2020	Feb. 02, 2019
Loyalty Programs Liability Increase Due to Purchases [Member]
Increase (Decrease) in Contract with Customer, Liability	$ 27.8	$ 14.2
Loyalty Programs Liability, Decrease Due to Expirations and Redemptions [Member]
Increase (Decrease) in Contract with Customer, Liability	$ (26.0)	(14.1)
Loyalty Programs Liability, Increase Due to Adoption of Topic 606 [Member]
Increase (Decrease) in Contract with Customer, Liability		$ 6.4