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Convertible debentures (Tables)
12 Months Ended
Dec. 31, 2020
Convertible Debentures  
Schedule of long-term debt

December 31, 

    

December 31, 

2020

2019

6.00% Debentures due January 2025 (Series E) (Cdn$115.0 million)

$

90.3

$

88.5

Less: Unamortized deferred financing costs

 

(3.2)

 

(3.8)

Less: Unamortized discount

 

(3.0)

 

(3.6)

Total current and long-term convertible debentures

$

84.1

$

81.1