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Note 3 - Leases (Details Textual) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jul. 29, 2023
Jul. 30, 2022
Jul. 29, 2023
Jul. 30, 2022
Operating Lease, Weighted Average Remaining Lease Term (Year) 3 years 10 months 24 days 4 years 3 months 18 days 3 years 10 months 24 days 4 years 3 months 18 days
Operating Lease, Weighted Average Discount Rate, Percent 6.40% 5.70% 6.40% 5.70%
Operating Lease, Impairment Loss $ 0 $ 0 $ 0 $ 0
Lessee, Operating Lease, Lease Not yet Commenced, Amount $ 2,300   $ 2,300  
Minimum [Member]        
Lessee, Operating Lease, Term of Contract (Year) 5 years   5 years  
Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract (Year) 2 years   2 years  
Maximum [Member]        
Lessee, Operating Lease, Term of Contract (Year) 10 years   10 years  
Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract (Year) 10 years   10 years