v3.26.1
Consolidated Statements of Changes in Net Assets (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Statement of Stockholders' Equity [Abstract]        
Net investment income $ 8,867 $ 11,798 $ 25,201 $ 36,219
Net realized gain (loss) on investments and debt 12,056 (475) 70,654 (30,749)
Net change in unrealized appreciation (depreciation) on investments (16,158) (200) (85,448) 29,293
Net change in provision for taxes on net realized gain (loss) on investments (22) (1) (35) (50)
Net change in unrealized appreciation (depreciation) on debt (274) (2,972) 723 (1,023)
Net increase (decrease) in net assets resulting from operations 4,469 8,150 11,095 33,690
Distributions to stockholders:        
Distribution of net investment income (15,671) (15,671) (47,013) (47,013)
Total distributions to stockholders (15,671) (15,671) (47,013) (47,013)
Capital Transactions:        
Net increase (decrease) in net assets (11,202) (7,521) (35,918) (13,323)
Net assets:        
Beginning of period 439,234 488,106 463,950 493,908
End of period $ 428,032 $ 480,585 $ 428,032 $ 480,585