Leases (Tables)

6 Months Ended

Jun. 30, 2023

Leases

Breakdown of Lease Expense

	Three months ended				Six months ended
	June 30,				June 30,
	2023		2022		2023		2022
Operating lease cost	$	59.1	$	6.2	$	72.2	$	10.9
Finance lease cost
Amortization of leased assets		0.6		2.6		5.9		5.2
Interest on lease liabilities		0.2		0.2		0.6		0.4
Short-term lease cost		4.2		2.9		7.7		6.4
Sublease income		—		—		(0.1)		—
	$	64.1	$	11.9	$	86.3	$	22.9