Quarterly report pursuant to Section 13 or 15(d)

Accounts Payable and Accrued Liabilities and Compensation (Details)

v3.23.1
Accounts Payable and Accrued Liabilities and Compensation (Details)
$ in Thousands
9 Months Ended 12 Months Ended
Feb. 28, 2023
USD ($)
item
May 31, 2022
USD ($)
item
Accounts Payable and Accrued Liabilities    
Accounts payable $ 62,667 $ 67,974
Number of vendors | item 2 2
Compensation and related expense $ 410 $ 1,522
Legal fees and settlement 1,207 2,006
Clinical expenses 913 3,727
Accrued inventory charges and expenses 4,075 1,392
License fees 628 150
Lease payable 138 134
Investor proceeds held in escrow 897  
Other liabilities 30 64
Total accrued liabilities $ 8,298 $ 8,995
Accounts Payable | Credit Availability Concentration Risk | Vendor One    
Accounts Payable and Accrued Liabilities    
Concentration Risk, Percentage 74.00%  
Accounts Payable | Credit Availability Concentration Risk | Vendor Two    
Accounts Payable and Accrued Liabilities    
Concentration Risk, Percentage   73.00%