Income Taxes - Deferred Tax Asset and Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Deferred income tax assets:
Net operating loss	$ 23.1	$ 36.9
Insurance reserve	20.1	19.1
Stock-based compensation	21.4	16.1
Revenue reserves	7.6	0.0
Operating lease liabilities	8.8	6.6
Other accruals	26.2	24.8
Tax credits	14.6	12.4
Total deferred income tax assets	121.8	115.9
Less: Valuation allowance	(28.4)	(35.8)
Net deferred income tax assets	93.4	80.1
Deferred income tax liabilities:
Intangibles	(62.6)	(61.2)
Operating lease right-of-use assets	(7.8)	(5.5)
Property, net	(18.1)	(15.9)
Carrying value of partnerships	(91.7)	(80.2)
Other	(0.2)	(0.3)
Total deferred income tax liabilities	(180.4)	(163.1)
Net deferred income tax liabilities	$ (87.0)	$ (83.0)

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Deferred Tax Liabilities, Operating Lease, Right-Of-Use Asset

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Amount of deferred tax liability attributable to taxable temporary differences.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary difference from allowance for credit loss on accounts receivable.

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Amount of deferred tax liability attributable to taxable temporary differences from investments (excludes investments in subsidiaries and equity method investments).

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