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SHARE CAPITAL AND RESERVES - Share Purchase Option Compensation Plan (Details) - Share purchase option plan
12 Months Ended
Dec. 31, 2021
Disclosure of terms and conditions of share-based payment arrangement [line items]  
Percentage of maximum number of eligible shares in aggregate 10.00%
Percentage Of Maximum Number Of Eligible Shares In With Respect To Any One Optionee 5.00%
Hold period of option granted 4 months
Exercisable term 5 years