Accrued Compensation and Benefits - Components (Details) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Retirement Benefits [Abstract]
Accrued performance allocations and incentive fee related compensation	$ 4,021.7	$ 4,255.8
Accrued bonuses	185.6	498.2
Accrued pension liability	10.8	13.1
Other	109.9	155.1
Total	4,328.0	4,922.2
Realized performance allocations and incentive fee-related compensation not yet paid	$ 6.3	$ 44.5

Accrued Performance Allocations And Incentive Fee-Related Compensation Not Yet Paid

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- Definition

Accrued performance fees due to employees and advisors included in accrued compensation.

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Carrying value as of the balance sheet date of obligations incurred and payable for incentive compensation awarded to employees and directors or earned by them based on the terms of one or more relevant arrangements.

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Amount of liability, recognized in statement of financial position, for defined benefit pension plan, classified as current. Excludes other postretirement benefit plan.

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Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits.

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Amount of obligations incurred for employer-related costs classified as other.

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