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PREPAID EXPENSES AND OTHER RECEIVABLES (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Mar. 31, 2021
Prepaid Expenses And Other Receivables    
Prepaid insurance $ 1,032 $ 1,445
Research & development tax credits 849 649
Other prepaid expenses 80 48
Other receivables 34 34
Total prepaid expenses and other receivables $ 1,995 $ 2,176