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v3.25.1

Investments - NMFC Senior Loan Program IV LLC (Details) $ in Thousands |  |  | 3 Months Ended | 11 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Dec. 20, 2024 | Mar. 27, 2024 | Mar. 31, 2025 USD ($) investment | Mar. 31, 2024 USD ($) | Mar. 27, 2024 | Dec. 31, 2024 USD ($) investment | May 05, 2021 USD ($)
Schedule of Investments [Line Items] |  |  |  |  |  |  |
Cost |  |  | $ 3,092,943 |  |  | $ 3,101,924 |
Investments at fair value |  |  | 3,034,211 |  |  | 3,091,024 |
Interest and dividend receivable |  |  | 41,239 |  |  | 42,379 |
SLP IV |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |
Cost |  |  | 112,400 |  |  |  |
Dividend income |  |  | 3,934 | $ 4,356 |  |  |
Interest and dividend receivable |  |  | 3,934 |  |  | 4,075 |
SLP IV | SkyKnight Alpha |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |
Cost |  |  | $ 30,600 |  |  |  |
SLP IV |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |
Investment period |  |  | 5 years |  |  |  |
Cost |  |  | $ 460,308 |  |  | 474,738 |
Investments at fair value |  |  | $ 451,133 |  |  | $ 469,326 |
Number of investments on non-accrual | investment |  |  | 0 |  |  | 0 |
SLP IV | Delayed Draw Term Loan (DDTL) |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |
Unfunded commitments principal amount |  |  | $ 2,772 |  |  | $ 1,212 |
SLP IV | Revolving Credit Facility |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |
Credit facility |  |  | $ 323,437 |  |  | $ 334,437 |
SLP IV | Revolving Credit Facility | Credit Facility |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  |  | $ 370,000
Interest rate margin | 1.50% | 1.90% |  |  | 1.70% |  |

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