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Other Expenses (Tables)
12 Months Ended
Dec. 31, 2020
Analysis of income and expense [abstract]  
Schedule of other expenses
 20202019
Change in closure and decommissioning estimates$5,230 $221 
Change in provisions7,493 — 
Commissions on investment dispositions3,465 — 
Other expense5,879 4,715 
Total$22,067 $4,936