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OPERATING EXPENSES
12 Months Ended
Dec. 31, 2018
Statements [Line Items]  
OPERATING EXPENSES [Text Block]

16. OPERATING EXPENSES

    2018     2017  
Office expenses $  2,409   $  2,507  
Travel   2,118     1,949  
Professional fees   2,988     2,806  
Insurance, bad debts and governance   1,271     1,208  
Operating expenses $  8,786   $  8,470