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Note 9 - Income Per Share (Details Textual) - shares
3 Months Ended 9 Months Ended
Oct. 29, 2022
Oct. 30, 2021
Oct. 29, 2022
Oct. 30, 2021
Share-Based Payment Arrangement, Option [Member]        
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) 90,710 52,812 106,770 242,445