v3.26.1
Note 19 - Summary of Quarterly Results (Unaudited) - Quarterly Results (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Dec. 31, 2025
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Dec. 31, 2024
Sep. 30, 2024
Jun. 30, 2024
Mar. 31, 2024
Dec. 31, 2023
Sep. 30, 2023
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Net Sales $ 234,621 $ 150,525 $ 147,002 $ 157,249 $ 155,067 $ 132,481 $ 147,734 $ 138,095 $ 129,006 $ 108,186 $ 109,005 $ 123,441      
Gross Profit 57,415 38,239 37,434 40,277 40,429 32,843 34,861 33,647 33,833 31,210 31,536 36,589 $ 173,365 $ 141,780 $ 133,168
Net Income $ 6,876 $ 2,091 $ 6,348 $ 7,264 $ 8,171 $ 3,883 $ 5,647 $ 6,682 $ 5,668 $ 5,375 $ 5,906 $ 8,028 $ 22,579 $ 24,383 $ 24,977
Basic (in dollars per share) $ 0.19 $ 0.06 $ 0.2 $ 0.24 $ 0.27 $ 0.13 $ 0.19 $ 0.23 $ 0.19 $ 0.18 $ 0.2 $ 0.28 $ 0.69 $ 0.82 $ 0.86
Diluted (in dollars per share) 0.18 0.06 0.2 0.23 0.26 0.13 0.18 0.22 0.19 0.18 0.2 0.27 $ 0.67 $ 0.79 $ 0.83
Maximum [Member]                              
Share prices (in dollars per share) 26.8 23.25 23.73 23.83 17.43 24.72 20.86 17.06 16.07 15.47 16.75 16.05      
Minimum [Member]                              
Share prices (in dollars per share) $ 18.51 $ 18.22 $ 17.25 $ 17.24 $ 14.65 $ 17 $ 15.88 $ 13.9 $ 13.97 $ 13.4 $ 12.19 $ 11.9      
SEC Schedule, 12-09, Allowance, Credit Loss [Member]                              
Balance, Beginning of Period       $ 1,152       $ 848       $ 435 $ 1,152 $ 848 $ 435
Additions Charged to Costs and Expenses                         47 333 (8)
Additions From Company Acquired                         750 73 477
Deductions [1]                         (54) (102) (56)
Balance, End of Period $ 1,895       $ 1,152       $ 848       1,895 1,152 848
SEC Schedule, 12-09, Reserve, Inventory [Member]                              
Balance, Beginning of Period       8,025       6,838       6,288 8,025 6,838 6,288
Additions Charged to Costs and Expenses                         1,175 2,339 1,058
Additions From Company Acquired                         5,300 662 1,428
Deductions                         (1,819) [1] (1,814) (1,936)
Balance, End of Period 12,681       8,025       6,838       12,681 8,025 6,838
SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member]                              
Balance, Beginning of Period       $ 108       $ 108       $ 108 108 108 108
Additions Charged to Costs and Expenses                         0 0 0
Additions From Company Acquired                         0 0 0
Deductions                         0 0 0
Balance, End of Period $ 108       $ 108       $ 108       108 108 108
Fiscal Year [Member]                              
Net Sales                         689,397 573,377 469,638
Gross Profit                         173,365 141,780 133,168
Net Income                         $ 22,579 $ 24,383 $ 24,977
Basic (in dollars per share)                         $ 0.69 $ 0.82 $ 0.86
Diluted (in dollars per share)                         0.67 0.79 0.83
Fiscal Year [Member] | Maximum [Member]                              
Share prices (in dollars per share)                         26.8 24.72 16.75
Fiscal Year [Member] | Minimum [Member]                              
Share prices (in dollars per share)                         $ 17.24 $ 13.9 $ 11.9
[1] For Allowance for credit lo, deductions are uncollectible accounts charged off, less recoveries.