XML 140 R68.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
BASIS OF PREPARATION OF THESE CONSOLIDATED FINANCIAL STATEMENTS - Narrative (Details) - USD ($)
$ in Thousands
72 Months Ended
Dec. 31, 2019
Jan. 01, 2019
Dec. 31, 2018
Disclosure of quantitative information about right-of-use assets [line items]      
Weighted average lessee's incremental borrowing rate applied to lease liabilities recognised (as a percentage)   614.00%  
Retained earnings $ 239,378   $ 187,335
Uncertain tax loss $ 1,768    
Adjustment on initial application of IFRS 16 (note 2.1) | Retained earnings      
Disclosure of quantitative information about right-of-use assets [line items]      
Adjustment on initial application of IFRS 16     $ 1,972