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Share-based Compensation - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Class A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)			528,221	878,091
Increase (decrease) in accrued employee compensation expense	$ 11.1	$ 7.8	$ 18.2	$ 12.7
RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expense recognized	11.5	$ 10.1	26.9	$ 20.3
Unrecognized share-based compensation expense	$ 121.8		$ 121.8		$ 53.5
Weighted average period for compensation expense expected to be recognized			1 year 4 months 24 days	10 months 24 days
2015 Management Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)			0	0
2015 Management Incentive Plan \| Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period			4 years
Expiration period			10 years
2015 Management Incentive Plan \| RSUs and RSAs \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period			4 years