Quarterly report [Sections 13 or 15(d)]

Equity Incentive Plan - PSU activity (Details)

v3.25.2
Equity Incentive Plan - PSU activity (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
1 Months Ended 3 Months Ended
May 31, 2025
Aug. 31, 2025
Aug. 31, 2024
Weighted average grant date fair value      
Share-Based Payment Arrangement, Noncash Expense   $ 179 $ 136
PSU      
Number of shares      
Beginning shares   3,500  
Ending shares 3,500 3,500  
Weighted average grant date fair value      
Beginning   $ 0.41  
Ending $ 0.41 $ 0.41  
Weighted average remaining contractual life in years 1 year 9 months 1 year 6 months  
Performance target level percentage for non-vested equity-based payment instruments   100.00%  
Unrecognized compensation expense   $ 1,400  
Expected to be recognized over weighted-average period   1 year 6 months  
PSU | Maximum      
Weighted average grant date fair value      
Performance target level percentage for non-vested equity-based payment instruments   100.00%  
PSU | Minimum      
Weighted average grant date fair value      
Performance target level percentage for non-vested equity-based payment instruments   0.00%