CONSOLIDATED STATEMENTS OF ASSETS AND LIABILITIES (Parenthetical) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Mar. 31, 2026 |
||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cost | $ 1,044,448 | $ 1,052,848 | [1] | |||||||||||||||
| Line of credit, cost | $ 157,600 | $ 23,900 | ||||||||||||||||
| Common stock, par value (in USD per share) | $ 0.001 | $ 0.001 | ||||||||||||||||
| Common stock, authorized (in shares) | 100,000,000 | 100,000,000 | ||||||||||||||||
| Common stock, issued (in shares) | 39,821,967 | 39,821,967 | ||||||||||||||||
| Common stock, outstanding (in shares) | 39,821,967 | 39,821,967 | ||||||||||||||||
| Notes Payable | ||||||||||||||||||
| Unamortized deferred financing costs | $ 7,815 | $ 8,460 | ||||||||||||||||
| Non-Control/Non-Affiliate investments | ||||||||||||||||||
| Cost | 702,741 | [2] | 711,741 | [3] | ||||||||||||||
| Affiliate investments | ||||||||||||||||||
| Cost | 324,298 | [4] | 323,698 | [5] | ||||||||||||||
| Control investments | ||||||||||||||||||
| Cost | $ 17,409 | [6] | $ 17,409 | [7] | ||||||||||||||
| ||||||||||||||||||