Note 13 - Stock-based Compensation (Details Textual) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Share-Based Payment Arrangement, Expense | $ 245 | $ 152 | $ 740 | $ 629 |
| Share-Based Payment Arrangement, Option [Member] | ||||
| Share-Based Payment Arrangement, Expense | 73 | 126 | 464 | 480 |
| Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value | 0 | 0 | ||
| Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | 514 | $ 514 | ||
| Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) | 1 year 7 months 2 days | |||
| Restricted Stock [Member] | ||||
| Share-Based Payment Arrangement, Expense | 172 | $ 26 | $ 246 | $ 149 |
| Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $ 419 | $ 419 | ||
| Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) | 1 year 8 months 19 days | |||