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v3.25.1

Investments - Schedule of Realized Gains and Losses and Changes in Unrealized Appreciation and Depreciation on Control and Affiliate investments (Details) - USD ($) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2024 | Dec. 31, 2023
Schedule Of Investments [Line Items] |  |  |  |
Fair value of investments (in millions) | $ 3,924,450 |  | $ 3,659,978 |
Interest & Dividend Income | 115,572 | $ 115,779 |  |
Fee Income | 3,939 | 5,774 |  |
Net Change in Unrealized Appreciation (Depreciation) | (25,565) | 3,634 |  |
Control investments |  |  |  |
Schedule Of Investments [Line Items] |  |  |  |
Fair value of investments (in millions) | 115,734 | 112,215 | $ 113,179 | $ 115,004
Interest & Dividend Income | 3,637 | 2,957 |  |
Fee Income | 39 | 36 |  |
Net Change in Unrealized Appreciation (Depreciation) | 1,977 | (2,829) |  |
Realized Gain (Loss) | 0 | 0 |  |
Control investments | Coronado Aesthetics, LLC |  |  |  |
Schedule Of Investments [Line Items] |  |  |  |
Fair value of investments (in millions) | 47 | 283 |  |
Interest & Dividend Income | 0 | 0 |  |
Fee Income | 0 | 0 |  |
Net Change in Unrealized Appreciation (Depreciation) | (22) | 21 |  |
Realized Gain (Loss) | 0 | 0 |  |
Control investments | Gibraltar Business Capital, LLC |  |  |  |
Schedule Of Investments [Line Items] |  |  |  |
Fair value of investments (in millions) | 58,900 | 57,931 |  |
Interest & Dividend Income | 1,567 | 1,033 |  |
Fee Income | 39 | 36 |  |
Net Change in Unrealized Appreciation (Depreciation) | (941) | (4,621) |  |
Realized Gain (Loss) | 0 | 0 |  |
Control investments | Hercules Adviser LLC |  |  |  |
Schedule Of Investments [Line Items] |  |  |  |
Fair value of investments (in millions) | 45,017 | 41,884 |  |
Interest & Dividend Income | 1,900 | 1,752 |  |
Fee Income | 0 | 0 |  |
Net Change in Unrealized Appreciation (Depreciation) | 2,827 | 1,171 |  |
Realized Gain (Loss) | 0 | 0 |  |
Control investments | Tectura Corporation |  |  |  |
Schedule Of Investments [Line Items] |  |  |  |
Fair value of investments (in millions) | 11,770 | 12,117 |  |
Interest & Dividend Income | 170 | 172 |  |
Fee Income | 0 | 0 |  |
Net Change in Unrealized Appreciation (Depreciation) | 113 | 600 |  |
Realized Gain (Loss) | $ 0 | $ 0 |  |

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