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Note 8 - Stockholders' Equity - Changes in Stockholders' Equity (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jul. 30, 2022
Jul. 31, 2021
Jul. 30, 2022
Jul. 31, 2021
Balance $ 98,540 $ 77,977 $ 93,683 $ 67,308
Shares issued under employee stock plans 272 0 812 579
Stock-based compensation 379 370 807 921
Other 23 0 19 (1)
Share Repurchase (11,245) 0 (19,383) 0
Other comprehensive income 67 (47) 85 36
Net income 5,829 6,835 20,020 17,215
Balance, ending 93,864 85,135 93,864 85,135
Shares withheld in lieu of tax withholdings     2,179 923
Common Stock [Member]        
Balance 157 163 162 159
Shares issued under employee stock plans 2 5
Stock-based compensation
Other (3) (3)
Share Repurchase (7) (12)
Other comprehensive income
Net income
Balance, ending 150 160 150 160
Shares withheld in lieu of tax withholdings     1 1
Additional Paid-in Capital [Member]        
Balance [1] 71,962 73,024 75,490 72,822
Shares issued under employee stock plans [1] 272 810 574
Stock-based compensation [1] 379 370 807 921
Other [1] 4 3 2
Share Repurchase [1] (3,208) (5,521)
Other comprehensive income [1]
Net income [1]
Balance, ending [1] 69,409 73,397 69,409 73,397
Shares withheld in lieu of tax withholdings [1]     2,178 922
AOCI Attributable to Parent [Member]        
Balance [2] (12,452) (12,532) (12,470) (12,615)
Shares issued under employee stock plans [2]
Stock-based compensation [2]
Other [2]
Share Repurchase [2]
Other comprehensive income [2] 67 (47) 85 36
Net income [2]
Balance, ending [2] (12,385) (12,579) (12,385) (12,579)
Shares withheld in lieu of tax withholdings [2]    
Retained Earnings [Member]        
Balance 38,872 17,322 30,501 6,942
Shares issued under employee stock plans
Stock-based compensation
Other 19 19
Share Repurchase (8,030) (13,850)
Other comprehensive income
Net income 5,829 6,835 20,020 17,215
Balance, ending $ 36,690 $ 24,157 36,690 24,157
Shares withheld in lieu of tax withholdings    
[1] Additional paid-in capital (“APIC”)
[2] Accumulated other comprehensive income (loss) (“AOCI”)