Leases (Tables)

3 Months Ended

Mar. 31, 2023

Leases

Breakdown of Lease Expense

	Three months ended
	March 31,
	2023		2022
Operating lease cost	$	13.1	$	4.7
Finance lease cost
Amortization of leased assets		5.3		2.6
Interest on lease liabilities		0.4		0.2
Short-term lease cost		3.4		3.5
Sublease income		(0.1)		—
	$	22.1	$	11.0