Investments - Schedule of Interest and Other Income of Consolidated Funds (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Investments [Abstract] | ||||
| Interest income from investments | $ 163.2 | $ 146.9 | $ 503.0 | $ 412.4 |
| Other income | 11.8 | 16.5 | 44.2 | 47.4 |
| Total | $ 175.0 | $ 163.4 | $ 547.2 | $ 459.8 |
| X | ||||||||||
- Definition Represents the total of interest and dividend income, including any amortization and accretion (as applicable) of discounts and premiums, earned from (1) loans and leases whether held-for-sale or held-in-portfolio; (2) investment securities; (3) federal funds sold; (4) securities purchased under agreements to resell; (5) investments in banker's acceptances, commercial paper, or certificates of deposit; (6) dividend income; or (7) other investments not otherwise specified herein held by consolidated funds and other consolidated entities. No definition available.
|
| X | ||||||||||
- Definition Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of revenue and income classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|