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Investments - Schedule of Loan Exit Fees Receivable (Details) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Exit Fees Receivable	$ 44.4	$ 42.2
Included within debt investment cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Exit Fees Receivable	41.5	39.2
Deferred receivable related to expired commitments
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Exit Fees Receivable	$ 2.9	$ 3.0

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- Definition

Exit fees receivable.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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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.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481628/310-20-40-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

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- Details

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