Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Fair value of financial instruments (Details)

v3.23.2
Summary of Significant Accounting Policies - Fair value of financial instruments (Details)
$ in Thousands
May 31, 2022
USD ($)
Level 1  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Assets fair value $ 0
Liabilities fair value 0
Level 2  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Assets fair value 0
Liabilities fair value 0
Level 3  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Assets fair value 0
Liabilities fair value $ 0