Quarterly report pursuant to Section 13 or 15(d)

Accounts Payable and Accrued Liabilities (Details)

v3.21.4
Accounts Payable and Accrued Liabilities (Details)
$ in Thousands
6 Months Ended 12 Months Ended
Nov. 30, 2021
USD ($)
item
May 31, 2021
USD ($)
item
Concentration Risk [Line Items]    
Accounts payable $ 58,008 $ 65,897
Number of vendors | item 2 2
Accrued compensation and related expense $ 796 $ 4,005
Accrued legal settlement and fees 1,401 11,008
Accrued other liabilities 4,457 4,060
Total accrued liabilities 6,654 19,073
Accrued legal fees $ 1,400  
Accrued legal settlement   $ 10,600
Accounts Payable | Credit Availability Concentration Risk [Member] | Vendor One [Member]    
Concentration Risk [Line Items]    
Concentration Risk, Percentage 63.00% 72.00%
Accounts Payable | Credit Availability Concentration Risk [Member] | Vendor Two [Member]    
Concentration Risk [Line Items]    
Concentration Risk, Percentage 20.00% 14.00%