v3.26.3
Consolidated Statements of Changes in Net Assets (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Jun. 30, 2026
Mar. 31, 2026
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Sep. 30, 2026
Sep. 30, 2025
Beginning balance $ 1,548,554 $ 1,542,673 $ 1,607,721 $ 1,617,646 $ 1,601,283 $ 1,607,529 $ 1,607,721 $ 1,607,529
Treasury stock, Shares     664,250       664,250  
Net investment income 41,604 40,884 $ 39,842 50,680 50,840 57,978 $ 122,330 159,498
Net change in unrealized gains (losses) on investments and foreign currency translation 2,469 (1,182) (26,524) (5,545) 45,039 (21,860) (25,237) 17,634
Net realized gains (losses) on investments and foreign currency transactions $ (9,628) 806 (39,343) $ (535) (36,876) 837 (48,165) $ (36,575)
Purchases of treasury stock   (500)         $ (500)  
Purchases of treasury stock, Shares 0     0     (30,938) 0
Stock issued in connection with dividend reinvestment plan $ 6,335 5,782 5,488 $ 5,524 6,222 6,440    
Stock issued in connection with dividend reinvestment plan, Shares             1,038,947 832,489
Dividends declared from distributable earnings (40,044) (39,908) (44,511) (48,063) (48,862) (49,641)    
Ending balance $ 1,549,290 1,548,554 1,542,673 $ 1,619,707 1,617,646 1,601,283 $ 1,549,290 $ 1,619,707
Ending balance,Shares 95,713,159     94,493,925     95,713,159 94,493,925
Treasury stock, shares 695,188           695,188  
Common Stock                
Beginning balance $ 960 $ 957 $ 954 $ 949 $ 946 $ 943 $ 954 $ 943
Beginning balance, Shares 95,343,139 95,019,600 94,705,150 94,240,348 93,964,358 93,661,436 94,705,150 93,661,436
Purchases of treasury stock, Shares   (30,938)            
Stock issued in connection with dividend reinvestment plan $ 4 $ 3 $ 3 $ 3 $ 3 $ 3    
Stock issued in connection with dividend reinvestment plan, Shares 370,020 354,477 314,450 253,577 275,990 302,922    
Ending balance $ 964 $ 960 $ 957 $ 952 $ 949 $ 946 $ 964 $ 952
Ending balance,Shares 95,713,159 95,343,139 95,019,600 94,493,925 94,240,348 93,964,358 95,713,159 94,493,925
Treasury Stock                
Beginning balance $ (10,959) $ (10,459) $ (10,459) $ (10,459) $ (10,459) $ (10,459) $ (10,459) $ (10,459)
Treasury stock, Shares 695,188 664,250 664,250 664,250 664,250 664,250 664,250 664,250
Purchases of treasury stock   $ (500)            
Purchases of treasury stock, Shares   30,938            
Ending balance $ (10,959) $ (10,959) $ (10,459) $ (10,459) $ (10,459) $ (10,459) $ (10,959) $ (10,459)
Treasury stock, shares 695,188 695,188 664,250 664,250 664,250 664,250 695,188 664,250
Paid in Capital in Excess of Par                
Beginning balance $ 1,546,847 $ 1,541,068 $ 1,535,583 $ 1,531,993 $ 1,525,774 $ 1,519,337 $ 1,535,583 $ 1,519,337
Stock issued in connection with dividend reinvestment plan 6,331 5,779 5,485 5,521 6,219 6,437    
Ending balance 1,553,178 1,546,847 1,541,068 1,537,514 1,531,993 1,525,774 1,553,178 1,537,514
Distributable Earnings                
Beginning balance 11,706 11,107 81,643 95,163 85,022 97,708 81,643 97,708
Net investment income 41,604 40,884 39,842 50,680 50,840 57,978    
Net change in unrealized gains (losses) on investments and foreign currency translation 2,469 (1,182) (26,524) (5,545) 45,039 (21,860)    
Net realized gains (losses) on investments and foreign currency transactions (9,628) 806 (39,343) (535) (36,876) 837    
Dividends declared from distributable earnings (40,044) (39,908) (44,511) (48,063) (48,862) (49,641)    
Ending balance $ 6,107 $ 11,706 $ 11,107 $ 91,700 $ 95,163 $ 85,022 $ 6,107 $ 91,700