Agreements and Related Party Transactions - Investment Income and Accrued Capital Gains Based Incentive Fees (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Related Party Transaction [Line Items]
Performance based incentive fees	$ 60,771	$ 56,824	$ 121,611	$ 109,499
Investment Advisory Agreement, Performance Based Incentive Fee on Net Investment Income \| Affiliated Entity
Related Party Transaction [Line Items]
Performance based incentive fees	60,771	56,824	121,611	109,499
Investment Advisory Agreement, Performance Based Incentive Fee on Capital Gains \| Affiliated Entity
Related Party Transaction [Line Items]
Performance based incentive fees	$ 0	$ 0	$ 0	$ 0

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.

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+ Details