XML 52 R41.htm IDEA: XBRL DOCUMENT v3.20.2
Note 9 - Income Per Share (Details Textual) - shares
3 Months Ended 6 Months Ended
Aug. 01, 2020
Aug. 03, 2019
Aug. 01, 2020
Aug. 03, 2019
Share-based Payment Arrangement, Option [Member]        
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) 833,353 924,628 862,846 927,448