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Amounts Receivable (Tables)

12 Months Ended

Dec. 31, 2024

Subclassifications of assets, liabilities and equities [abstract]

Schedule of Receivables

			December 31, 2024			December 31, 2023
Sales tax receivables
Canada			$31.9			$12.2
Mexico			9.9			35.0
Other			0.7			0.7
Other receivables			4.2			5.5
			$46.7			$53.4

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