Leases (Tables)

12 Months Ended

Dec. 31, 2023

Leases [Abstract]

Assets and Liabilities, Lessee

Lease balances are recorded on the consolidated balance sheets as follows (in millions):

Operating leases:	December 31, 2023			December 31, 2022
Other assets, net	$	75.6		$	69.5
Other current liabilities	$	28.2		$	26.2
Other long-term liabilities	$	69.6		$	66.2
Other lease information
Weighted-average remaining lease term—Operating leases	7.7 years			8.7 years
Weighted-average discount rate—Operating leases	5.3		%	4.7		%

Lease, Cost

The components of total lease expense are as follows (in millions):

	Year Ended December 31,
	2023		2022		2021
Operating lease expense:
Long-term operating lease expense	$	34.6	$	28.2	$	21.7
Short-term lease expense	41.3		34.3		17.5
Variable lease expense	18.6		18.8		15.6
Impairments	—		—		0.2
Total lease expense, before sublease income	94.5		81.3		55.0
Sublease income	(1.8)		(1.1)		—
Total lease expense, net of sublease income	$	92.7	$	80.2	$	55.0

Lessee, Operating Lease, Liability, Maturity

The following table summarizes the maturity of our lease liability as of December 31, 2023 (in millions):

	Total		2024		2025		2026		2027		2028		Thereafter
Undiscounted operating lease liability	$	123.8	$	31.8	$	24.4	$	15.2	$	9.1	$	8.7	$	34.6
Reduction due to present value	(26.0)		(4.3)		(3.2)		(2.3)		(1.8)		(1.4)		(13.0)
Operating lease liability	$	97.8	$	27.5	$	21.2	$	12.9	$	7.3	$	7.3	$	21.6

Finance Lease, Liability, Maturity

The following table summarizes the maturity of our lease liability as of December 31, 2023 (in millions):

	Total		2024		2025		2026		2027		2028		Thereafter
Undiscounted operating lease liability	$	123.8	$	31.8	$	24.4	$	15.2	$	9.1	$	8.7	$	34.6
Reduction due to present value	(26.0)		(4.3)		(3.2)		(2.3)		(1.8)		(1.4)		(13.0)
Operating lease liability	$	97.8	$	27.5	$	21.2	$	12.9	$	7.3	$	7.3	$	21.6