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BASIS OF PREPARATION AND SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Apr. 30, 2022
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Statement Line Items [Line Items]        
Reduces assets property, plant and equipment   $ 11,099    
Repayment of exchangeable notes   $ 12,042
Director [Member]        
Statement Line Items [Line Items]        
Repayment of exchangeable notes $ 99,900