Post-effective amendment to a registration statement that is not immediately effective upon filing

Convertible Instruments and Accrued Interest - Outstanding Balance (Details)

v3.25.3
Convertible Instruments and Accrued Interest - Outstanding Balance (Details) - USD ($)
$ in Thousands
Aug. 31, 2025
May 31, 2025
May 31, 2024
Debt Instrument      
Convertible notes payable outstanding principal $ 27,200 $ 27,200 $ 30,200
Less: Unamortized debt discount and issuance costs     (407)
Convertible notes payable, net   27,200 29,793
Accrued interest on convertible notes 16,577 18,151 15,227
Outstanding convertible notes payable, net and accrued interest 43,777 45,351 45,020
Long-term Convertible Note - April 2, 2021 Note      
Debt Instrument      
Convertible notes payable outstanding principal 2,831 2,831 2,831
Less: Unamortized debt discount and issuance costs     (45)
Convertible notes payable, net   2,831 2,786
Accrued interest on convertible notes 5,504 5,378 4,634
Outstanding convertible notes payable, net and accrued interest 8,335 8,209 7,420
Long-term Convertible Note - April 23, 2021 Note      
Debt Instrument      
Convertible notes payable outstanding principal 24,369 24,369 27,369
Less: Unamortized debt discount and issuance costs     (362)
Convertible notes payable, net   24,369 27,007
Accrued interest on convertible notes 11,073 12,773 10,593
Outstanding convertible notes payable, net and accrued interest $ 35,442 $ 37,142 $ 37,600