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OPERATING EXPENSES (Tables)
12 Months Ended
Dec. 31, 2019
Disclosure Of Operating Expenses [Abstract]  
Disclosure of expenses [Table Text Block]
    2019      2018   
Office expenses $ 1,286   $ 2,409  
Travel and entertainment   2,345     2,118  
Professional fees   3,105     2,988  
Insurance, bank fees and governance   1,258     1,271  
Operating expenses $ 7,994   $ 8,786