XML 121 R94.htm IDEA: XBRL DOCUMENT v3.21.1
Debt - Movement in debt (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Disclosure of detailed information about borrowings [line items]    
Balance at December 31, 2018 $ 146,535 $ 69,302
Proceeds from debentures   46,000
Transaction costs on convertible debentures (note 17(b))   (2,490)
Portion allocated to equity   (7,141)
Transaction costs allocated to equity   389
Amortization of transaction costs , discount 2,081 475
Drawdowns 65,000 40,000
Repayments of borrowings (55,000)  
Balance at December 31, 2019 158,616 146,535
Term Credit Facility [member]    
Disclosure of detailed information about borrowings [line items]    
Balance at December 31, 2018 109,430 69,302
Amortization of transaction costs , discount 420 128
Drawdowns 65,000 40,000
Repayments of borrowings (55,000)  
Balance at December 31, 2019 119,850 109,430
Debentures [Member]    
Disclosure of detailed information about borrowings [line items]    
Balance at December 31, 2018 37,105  
Proceeds from debentures   46,000
Transaction costs on convertible debentures (note 17(b))   (2,490)
Portion allocated to equity   (7,141)
Transaction costs allocated to equity   389
Amortization of transaction costs , discount 1,661 347
Balance at December 31, 2019 $ 38,766 $ 37,105