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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - Common Stock - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Nov. 30, 2020
Feb. 29, 2020
Marketable Securities    
Cost $ 232 $ 155
Gross unrealized gains 45 16
Gross unrealized losses (10) (7)
Fair value $ 267 $ 164