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Business Combinations - Schedule of Contingent Consideration (Details) - Parnassus & Abacus $ in Millions	Dec. 31, 2021 USD ($)
Deferred payment obligations
Total	$ 265.0
2022	200.0
2023	21.7
2024	43.3
2025	0.0
Contingent payment obligations
Total	40.3
2022	0.0
2023	0.0
2024	38.9
2025	1.4
Co-Investor
Deferred payment obligations
Total	49.8
Contingent payment obligations
Total	9.7
Co-Investor | Maximum
Contingent payment obligations
Total	24.9
Controlling Interest
Deferred payment obligations
Total	215.2
Contingent payment obligations
Total	30.6
Controlling Interest | Maximum
Contingent payment obligations
Total	110.0
2024	100.0
2025	$ 10.0

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Amount of liability recognized arising from contingent consideration in a business combination.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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