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Other assets
 12 Months Ended
Dec. 31, 2021
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
Other assets Other assets
Other assets consist of the following:
20212020
Restricted cash$36,232 $28,404 
OPEB plan assets (note 10(a))11,963 10,662 
Long-term deposits10,735 13,459 
Income taxes recoverable7,649 4,717 
Deferred financing costs (a)30,544 6,774 
Other14,891 9,953 
$112,014 $73,969 
Less: current portion(16,153)(7,266)
$95,861 $66,703 
(a)Deferred financing costs
Deferred financing costs represent costs of arranging the Company’s revolving credit facilities and intercompany loans as well as the portion of transactions costs related to the Green Equity Units (note 9(c)) that will be recorded against the common shares when issued.