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OPERATING EXPENSES (Tables)
12 Months Ended
Dec. 31, 2020
Disclosure Of Operating Expenses [Abstract]  
Disclosure of expenses [Table Text Block]
    2020     2019  
Office expenses $ 1,174   $ 1,286  
Travel and entertainment   721     2,345  
Professional fees   3,536     3,105  
Insurance, bank fees and governance   1,293     1,258  
Operating expenses $ 6,724   $ 7,994