Related Party Transactions - Schedule of Related Party Transactions (Details) - Adviser Funds - USD ($) $ in Millions  | 
12 Months Ended | |
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Dec. 31, 2024  | 
Dec. 31, 2023  | 
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| Related Party Transaction [Line Items] | ||
| Investment commitments assigned to or directly committed by the Advisor Funds | $ 562.1 | $ 595.6 | 
| Investment fundings assigned to, directly originated or funded by the Advisor Funds | 383.2 | 350.7 | 
| Amounts received by the Company from the Advisor Funds relating to assigned investments | $ 6.0 | $ 12.1 | 
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- Definition Adviser subsidiary investment commitments. No definition available. 
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- Definition Adviser Subsidiary Investment Funding No definition available. 
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- Definition Amount of transactions with related party during the financial reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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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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- Details 
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