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Other Investments (Tables) | 9 Months Ended
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Sep. 30, 2024
Investments, All Other Investments [Abstract] |
Schedule of Other Investments and Unfunded Commitments | The following table summarizes the fair values of these investments and any related unfunded commitments:
| December 31, 2023 |  | September 30, 2024
| Fair Value |  | Unfunded Commitments |  | Fair Value |  | Unfunded Commitments
Private equity funds(1) | $424.4 |  | $187.2 |  | $477.5 |  | $215.7
Investments in other strategies(2) | 6.1 |  | — |  | 4.9 |  | —
Total(3) | $430.5 |  | $187.2 |  | $482.4 |  | $215.7
___________________________ (1)The Company accounts for the majority of its interests in private equity funds one quarter in arrears (adjusted for current period calls and distributions). These funds primarily invest in a broad range of third-party funds and direct investments. Distributions will be received as the underlying assets are liquidated over the life of the funds, which is generally up to 15 years. (2)These are multi-disciplinary funds that invest across various asset classes and strategies, including equity and credit. Investments are generally redeemable on a daily, monthly, or quarterly basis. (3)Fair value attributable to the controlling interest was $324.9 million and $363.4 million as of December 31, 2023 and September 30, 2024, respectively.
Schedule of Investments without Readily Determinable Fair Value | The following table summarizes the cost, cumulative unrealized gains, and carrying amount of investments without readily determinable fair values:
| December 31, 2023 |  | September 30, 2024
Cost | $8.5 |  | $8.5
Cumulative unrealized gains | 41.9 |  | 41.9
Carrying amount | $50.4 |  | $50.4
The following table presents the changes in Other investments:
|  | For the Three Months Ended September 30,
|  | 2023 |  | 2024
|  | Measured at NAV as a Practical Expedient |  | Without Readily Determinable Fair Values |  | Total |  | Measured at NAV as a Practical Expedient |  | Without Readily Determinable Fair Values |  | Total
Balance, beginning of period |  | $406.6 |  | $50.4 |  | $457.0 |  | $479.9 |  | $50.4 |  | $530.3
Purchases and commitments |  | 16.0 |  | — |  | 16.0 |  | 13.6 |  | — |  | 13.6
Sales and distributions |  | (20.5) |  | — |  | (20.5) |  | (20.4) |  | — |  | (20.4)
Net realized and unrealized gains |  | 5.4 |  | — |  | 5.4 |  | 9.3 |  | — |  | 9.3
Balance, end of period |  | $407.5 |  | $50.4 |  | $457.9 |  | $482.4 |  | $50.4 |  | $532.8
|  | For the Nine Months Ended September 30,
|  | 2023 |  | 2024
|  | Measured at NAV as a Practical Expedient |  | Without Readily Determinable Fair Values |  | Total |  | Measured at NAV as a Practical Expedient |  | Without Readily Determinable Fair Values |  | Total
Balance, beginning of period |  | $371.2 |  | $50.4 |  | $421.6 |  | $430.5 |  | $50.4 |  | $480.9
Purchases and commitments |  | 62.0 |  | — |  | 62.0 |  | 78.1 |  | — |  | 78.1
Sales and distributions |  | (49.4) |  | — |  | (49.4) |  | (47.1) |  | — |  | (47.1)
Net realized and unrealized gains |  | 23.7 |  | — |  | 23.7 |  | 20.9 |  | — |  | 20.9
Balance, end of period |  | $407.5 |  | $50.4 |  | $457.9 |  | $482.4 |  | $50.4 |  | $532.8

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