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SEGMENT AND GEOGRAPHICAL DISCLOSURES (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
May 31, 2021
May 31, 2020
May 31, 2021
May 31, 2020
Revenue $ 13,401 $ 1,190 $ 22,294 $ 1,339
US [Member]        
Revenue 12,868 1,077 21,325 1,321
South Africa [Member]        
Revenue $ 533 $ 113 $ 969 $ 18