Other Compensation Liabilities - Components of Other Compensation Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Share-Based Payment Arrangement [Abstract]
Share-based payments liability	$ 19.4	$ 28.1
Profit interests compensation liability	0.0	30.6
Voluntary deferral plan liability	39.9	45.0
Total other compensation liabilities	$ 59.3	$ 103.7

Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements. Represents currently earned compensation under compensation arrangements that is not actually paid until a later date.

No definition available.

Name:	us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant