Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies - Summary of Operating Lease Balances (Details)

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Commitments and Contingencies - Summary of Operating Lease Balances (Details) - USD ($)
$ in Thousands
12 Months Ended
May 31, 2024
May 31, 2023
Commitments and Contingencies.    
Operating lease costs $ 100 $ 200
Right-of-use asset $ 264 $ 400
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Other Assets, Noncurrent Other Assets, Noncurrent
Current operating lease liability $ 142 $ 139
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Accrued Compensation And Non-financing Liabilities Accrued Compensation And Non-financing Liabilities
Non-current operating lease liability $ 141 $ 283
Total operating lease liability $ 283 $ 422