Quarterly report [Sections 13 or 15(d)]

Convertible Instruments and Accrued Interest - Convertible Note - April 2, 2021 & April 23, 2021 Note (Details)

v3.25.4
Convertible Instruments and Accrued Interest - Convertible Note - April 2, 2021 & April 23, 2021 Note (Details) - USD ($)
$ / shares in Units, $ in Thousands, shares in Millions
3 Months Ended 6 Months Ended
Nov. 30, 2024
Nov. 30, 2025
Nov. 30, 2024
Apr. 23, 2021
Apr. 02, 2021
Debt Instrument          
Gain on restructuring of payables $ 80   $ 80    
Convertible Note - April 2, 2021 Note          
Debt Instrument          
Interest rate per annum   6.00%      
Conversion price per share upon five trading days' notice   $ 10      
Number of days of notice to be given for conversion of notes into common stock   5 days      
Shares reserved         6.0
Partitioned Notes          
Debt Instrument          
Convertible note, aggregate principal   $ 4,500      
Convertible Note - April 23, 2021 Note          
Debt Instrument          
Interest rate per annum   6.00%      
Conversion price per share upon five trading days' notice   $ 10      
Shares reserved       6.0  
Convertible note, aggregate principal   $ 33,700      
Conversion of Series C preferred stock to common stock (in shares)   15.5