Accounts payable and accrued liabilities (Tables)

6 Months Ended

Jun. 30, 2023

Subclassifications of assets, liabilities and equities [abstract]

Schedule of accounts payable and accrued liabilities

As at	June 30, 2023		December 31, 2022
Trade payables	$	21.0	$	26.5
Accrued fixed assets	37.7		35.4
Accrued expenses	9.3		4.4
Accrued compensation	9.9		9.6
Total accounts payable and accrued liabilities	$	77.9	$	75.9