XML 84 R68.htm IDEA: XBRL DOCUMENT v3.22.1
SHORT-TERM INVESTMENTS - Additional information (Details) - USD ($)
$ in Thousands
12 Months Ended
Feb. 28, 2022
Feb. 28, 2021
Loss from changes in fair value $ (16,854)  
Minimum    
Maturity period of investments 3 months 3 months
Maximum    
Maturity period of investments 12 months 12 months