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Finance costs
12 Months Ended
Dec. 31, 2020
Finance Costs [Abstract]  
Finance costs

19. Finance costs

20202019
Interest on long-term debt$43,340$63,136
Unwinding of discount on provisions [note 15]14,40320,789
Redemption of Series E debentures [note 13]24,439-
Other charges13,95114,697
Total$96,133$98,622

No borrowing costs were determined to be eligible for capitalization during the year.