Related party transactions - Investments Managed by Related Parties (Details) - USD ($) $ in Millions |
Jun. 30, 2025 |
Dec. 31, 2024 |
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| Related Party Transaction [Line Items] | ||
| Total investments | $ 5,213.8 | $ 5,705.5 |
| Related Party | ||
| Related Party Transaction [Line Items] | ||
| Third Point Optimized Credit Portfolio | 631.7 | 595.8 |
| Total investments | 748.3 | 712.3 |
| Related Party | Third Point Enhanced LP | ||
| Related Party Transaction [Line Items] | ||
| Investments in related party investment funds, at fair value | 83.0 | 87.6 |
| Related Party | Related Party Fund - Third Point Venture Offshore Fund I LP | ||
| Related Party Transaction [Line Items] | ||
| Investments in related party investment funds, at fair value | 27.3 | 24.0 |
| Related Party | Related Party Fund - Third Point Venture Offshore Fund II LP | ||
| Related Party Transaction [Line Items] | ||
| Investments in related party investment funds, at fair value | $ 6.3 | $ 4.9 |
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- Definition Investments In Related Party Investment Funds No definition available.
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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Sum of the carrying amounts as of the balance sheet date of all investments. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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