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Amounts Receivable
12 Months Ended
Dec. 31, 2020
Subclassifications of assets, liabilities and equities [abstract]  
Amounts Receivable
5.AMOUNTS RECEIVABLE
December 31, 2020December 31, 2019
Sales tax receivables
Canada$5.4 $8.9 
Mexico17.7 18.1 
Other4.0 5.7 
Other receivables7.6 4.7 
$34.7 $37.4 
Sales tax receivables are mainly related to value-added taxes at the Company's Mexican and Canadian operations. The Company expects that these receivables will be collected within the next year.