Financial assets and liabilities (Tables)

12 Months Ended

Dec. 31, 2024

Investments, All Other Investments [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

The Company’s financial assets and financial liabilities measured at fair value on a recurring basis are as follows:

As at December 31, 2024	Balance		Level 1		Level 2
Accounts receivable (subject to provisional pricing)	$	0.1	$	—	$	0.1
Conversion feature of convertible debt (refer to Note 13 (Convertible debt))	51.3		—		51.3
As at December 31, 2023	Balance		Level 1		Level 2
Accounts receivable (subject to provisional pricing)	$	0.6	$	—	$	0.6
Conversion feature of convertible debt (refer to Note 13 (Convertible debt))	0.4		—		0.4