Quarterly report [Sections 13 or 15(d)]

FINANCIAL HIGHLIGHTS (Details)

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FINANCIAL HIGHLIGHTS (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Mar. 31, 2025
Investment Company, Financial Highlights [Roll Forward]      
Net asset value at beginning of period (in USD per share) $ 13.55 $ 13.43  
Income (loss) from investment operations      
Net investment income, basic (in USD per share) 0.25 0.34  
Realized gain (in USD per share) 0 0.00  
Net unrealized depreciation (in USD per share) (0.04) (0.52)  
Total from investment operations (in USD per share) 0.21 (0.18)  
Effect of equity capital activity      
Cash distributions to common stockholders from net investment income (in USD per share) [1] (0.27) (0.24)  
Cash distributions to common stockholders from net realized gains (in USD per share) [1] (0.51) 0  
Net accretive effect of equity offering (in USD per share) 0.01 0  
Total from equity capital activity (in USD per share) (0.77) (0.24)  
Other, net (in USD per share) 0 0  
Net asset value at end of period (in USD per share) 12.99 13.01  
Per common share market value at beginning of period (in USD per share) 13.36 14.23  
Per common share market value at end of period (in USD per share) $ 14.27 $ 13.98  
Total investment return 12.76% (0.08%)  
Common stock outstanding at end of period (in shares) 37,352,676 36,688,667 36,837,381
Statement of Assets and Liabilities Data:      
Net assets at end of period $ 485,304 $ 477,380 $ 499,084
Average net assets 493,569 487,698  
Senior Securities Data:      
Total borrowings, at cost $ 525,738 $ 400,938  
Ratios/Supplemental Data:      
Ratio of net expenses to average net assets – annualized 11.72% 8.01%  
Ratio of net investment income to average net assets – annualized 7.37% 10.18%  
Ratio of expenses to average net assets - annualized 15.01% 10.34%  
Ratio of net investment income (loss) to average net assets – annualized 4.07% 7.85%  
[1] Refer to Note 8 — Distributions to Common Stockholders in the accompanying Notes to Consolidated Financial Statements for additional information.