Investment Portfolio - Schedule of Balance Sheet Information for COPJV (Details) - USD ($) $ in Millions |
Mar. 31, 2025 |
Dec. 31, 2024 |
Mar. 31, 2024 |
Dec. 31, 2023 |
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| Investment Company, Nonconsolidated Subsidiary [Line Items] | ||||||||||
| Investments, at fair value | $ 14,121.5 | [1] | $ 13,490.4 | [2] | ||||||
| Total assets | 14,915.0 | 14,219.0 | ||||||||
| Total liabilities | 8,369.0 | 7,597.0 | ||||||||
| Member’s equity | 6,546.0 | 6,622.0 | $ 6,812.0 | $ 6,849.0 | ||||||
| Credit Opportunities Partners JV, LLC | ||||||||||
| Investment Company, Nonconsolidated Subsidiary [Line Items] | ||||||||||
| Investments, at fair value | 3,791.8 | 3,295.5 | ||||||||
| Cash and other assets | 443.5 | 363.8 | ||||||||
| Total assets | 4,235.3 | 3,659.3 | ||||||||
| Debt | 2,187.8 | 1,828.6 | ||||||||
| Other liabilities | 149.2 | 272.6 | ||||||||
| Total liabilities | 2,337.0 | 2,101.2 | ||||||||
| Member’s equity | $ 1,898.3 | $ 1,558.1 | ||||||||
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- Definition Amount of asset recognized for present right to economic benefit. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Represents the aggregate of total long-term debt, including current maturities and short-term debt. No definition available.
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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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- Definition Fair value of investment in security owned. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of liability recognized for present obligation requiring transfer or otherwise providing economic benefit to others. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of liabilities classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Details
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