v3.26.1
Note 10 - Stock Incentive Plan and Employee Stock Purchase Plan - Option Activity (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Balance (in shares) 1,839  
Balance, weighted average exercise price (in dollars per share) $ 3.03  
Balance, weighted average remaining contractual life (Year) 4 years 9 months 29 days 5 years 7 months 13 days
Balance, aggregate intrinsic value $ 0 $ 0
Options granted (in shares) 0 0
Options granted, weighted average exercise price (in dollars per share) $ 0  
Options exercised (in shares) 0  
Options exercised, weighted average exercise price (in dollars per share) $ 0  
Options forfeited/expired (in shares) (1,694)  
Options forfeited/expired, weighted average exercise price (in dollars per share) $ 2.96  
Balance (in shares) 145 1,839
Balance, weighted average exercise price (in dollars per share) $ 3.81 $ 3.03
Vested or expected to vest (in shares) 145  
Vested or expected to vest, weighted average exercise price (in dollars per share) $ 3.81  
Vested or expected to vest, weighted average remaining contractual life (Year) 4 years 9 months 29 days  
Vested or expected to vest, aggregate intrinsic value $ 0  
Exercisable (in shares) 145  
Exercisable, weighted average exercise price (in dollars per share) $ 3.81  
Exercisable, weighted average remaining contractual life (Year) 4 years 9 months 29 days  
Exercisable, aggregate intrinsic value $ 0