v3.26.1
Net Increase (Decrease) in Net Assets per Common Share- Schedule of Computation of Basic and Diluted Earnings Per Common Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2022
Earnings Per Share [Abstract]          
Net increase (decrease) in net assets resulting from operations - basic $ 29,828 $ (593,762) $ 147,416    
Adjustment for dividends on Convertible Preferred Stock 0 0 80,100    
Adjustment for Incentive Fee on Convertible Instruments 0 0 (16,020)    
Net increase (decrease) in net assets resulting from operations - diluted $ 29,828 $ (593,762) $ 211,496    
Weighted average common shares outstanding - basic (in shares) 479,866,265 440,314,909 412,703,365 398,514,965 390,571,648
Weighted average common shares from assumed conversion of Convertible Preferred Stock (in shares) 0 0 212,573,371    
Weighted average common shares from assumed conversion of convertible notes (in shares) 0 0 0    
Weighted average shares of common stock outstanding - diluted (in shares) 479,866,265 440,314,909 625,276,736    
Earnings (loss) per share - basic (in dollars per share) $ 0.06 $ (1.35) $ 0.36    
Earnings (loss) per share - diluted (in dollars per share) 0.06 (1.35) 0.34    
Dilutive impacted from conversion, less than (in dollars per share) $ 0.01 $ 0.01 $ 0.01