Note 3 - Revenues (Details Textual) - USD ($) $ in Millions	3 Months Ended
May 02, 2020	May 04, 2019
Loyalty Programs Liability Increase Due to Purchases [Member]
Increase (Decrease) in Contract with Customer, Liability	$ 5.9	$ 5.2
Loyalty Programs Liability, Decrease Due to Expirations and Redemptions [Member]
Increase (Decrease) in Contract with Customer, Liability	$ (5.0)	$ (4.1)

Amount of increase (decrease) in obligation to transfer good or service to customer for which consideration has been received or is receivable.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

Name:	us-gaap_IncreaseDecreaseInContractWithCustomerLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration