Other income (expense) (Tables)

3 Months Ended

Mar. 31, 2023

Financial Instruments [Abstract]

Disclosure of other operating income (expense)

The following table summarizes the Company's other income (expense):

For the three months ended March 31,	2023		2022
Interest income on short-term investments	$	5.0	$	0.2
Interest income	5.0		0.2
Interest expense and accretion on convertible debt (net of capitalized interest)	(3.0)		(3.4)
Interest expense on leases	(0.9)		(0.4)
Other finance costs	(0.1)		—
Foreign exchange losses	(0.5)		(0.3)
Interest expense and other costs	(4.5)		(4.1)
Fair value gain (loss) on embedded derivatives (Note 11)	(0.7)		3.8
Fair value gain on warrants (Note 12)	—		11.1
Gains (losses) on financial instruments	(0.7)		14.9
Total	$	(0.2)	$	11.0