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CONTINGENCIES AND COMMITMENTS (Narrative) (Details) - USD ($)
$ in Thousands
1 Months Ended 9 Months Ended
Apr. 05, 2018
Nov. 23, 2017
May 31, 2022
Disclosure of contingent liabilities [line items]      
Minimum operating lease payments     $ 163
Maseve Investments 11 (Pty) Ltd. [Member]      
Disclosure of contingent liabilities [line items]      
Value for sale transaction   $ 74,000  
Proportion of ownership and voting rights held by non-controlling interests   17.10%  
Proportion of ownership interest in subsidiary   82.90%  
Sale of Maseve's assets in cash $ 58,000