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
Investment Company, Net Assets [Roll Forward]        
Beginning balance (in shares)     161,326,430  
Beginning balance $ 4,549,233 $ 2,452,563 $ 4,059,469 $ 1,732,342
Repurchase of common shares, net of early repurchase deduction (in shares)     (13,423,194) (1,614,295)
Repurchase of common shares, net of early repurchase deduction     $ (327,483) $ (40,351)
Net increase (decrease) in net assets resulting from operations:        
Net investment income - after tax 98,808 65,266 296,859 154,844
Net realized gain (loss) on investment transactions (22,391) (1,455) (19,836) (1,893)
Net change in unrealized appreciation (depreciation) on investment transactions 33,412 14,799 (156,878) 17,809
Distributions to shareholders:        
Total increase (decrease) common shares, outstanding value $ (74,317) 586,771 $ 415,447 1,306,992
Ending balance (in shares) 185,108,156   185,108,156  
Ending balance $ 4,474,916 3,039,334 $ 4,474,916 3,039,334
Common Class I        
Investment Company, Net Assets [Roll Forward]        
Beginning balance (in shares)     153,882,766  
Beginning balance     $ 3,872,168  
Issuance of common shares 101,379 541,361 794,333 1,199,251
Repurchase of common shares, net of early repurchase deduction (205,093) (18,091) $ (306,577) $ (37,280)
Distributions to shareholders:        
Shares issued in connection with distribution reinvestment plan (in shares)     3,119,873 2,032,189
Shares issued in connection with distribution reinvestment plan 25,070 19,808 $ 77,244 $ 50,980
Distributions from distributable earnings (loss) (66,837) (39,547) (258,600) (132,787)
Distributions declared and payable $ (33,049) $ (21,511) $ (33,049) $ (21,511)
Ending balance (in shares) 176,261,880 114,728,035 176,261,880 114,728,035
Ending balance $ 4,261,108 $ 2,888,342 $ 4,261,108 $ 2,888,342
Common Class S        
Investment Company, Net Assets [Roll Forward]        
Beginning balance (in shares)     7,443,664  
Beginning balance     $ 187,302  
Issuance of common shares 5,165 30,476 49,469 84,013
Repurchase of common shares, net of early repurchase deduction (8,544) (2,975) $ (20,906) $ (3,071)
Distributions to shareholders:        
Shares issued in connection with distribution reinvestment plan (in shares)     268,978 138,511
Shares issued in connection with distribution reinvestment plan 2,301 1,521 $ 6,655 $ 3,474
Distributions from distributable earnings (loss) (3,031) (1,863) (11,760) (5,819)
Distributions declared and payable $ (1,507) $ (1,018) $ (1,507) $ (1,018)
Ending balance (in shares) 8,846,276 5,997,598 8,846,276 5,997,598
Ending balance $ 213,808 $ 150,992 $ 213,808 $ 150,992
Common Shares        
Investment Company, Net Assets [Roll Forward]        
Beginning balance (in shares) 188,465,381 97,901,884 161,326,430 69,008,371
Beginning balance $ 1,885 $ 979 $ 1,613 $ 690
Distributions to shareholders:        
Total increase (decrease) common shares, outstanding (in shares) (3,357,225) 22,823,749 23,781,726 51,717,262
Total increase (decrease) common shares, outstanding value $ (34) $ 228 $ 238 $ 517
Ending balance (in shares) 185,108,156 120,725,633 185,108,156 120,725,633
Ending balance $ 1,851 $ 1,207 $ 1,851 $ 1,207
Common Shares | Common Class I        
Investment Company, Net Assets [Roll Forward]        
Issuance of common shares (in shares) 4,189,723 21,602,840 31,834,692 47,812,602
Issuance of common shares $ 42 $ 215 $ 318 $ 478
Repurchase of common shares, net of early repurchase deduction (in shares) (8,535,261) (726,760) (12,575,451) (1,491,405)
Repurchase of common shares, net of early repurchase deduction $ (86) $ (7) $ (126) $ (15)
Distributions to shareholders:        
Shares issued in connection with distribution reinvestment plan (in shares) 1,035,722 790,238 3,119,873 2,032,189
Shares issued in connection with distribution reinvestment plan $ 10 $ 8 $ 31 $ 20
Common Shares | Common Class S        
Investment Company, Net Assets [Roll Forward]        
Issuance of common shares (in shares) 213,495 1,215,679 1,981,377 3,348,255
Issuance of common shares $ 2 $ 13 $ 20 $ 34
Repurchase of common shares, net of early repurchase deduction (in shares) (355,938) (118,979) (847,743) (122,890)
Repurchase of common shares, net of early repurchase deduction $ (3) $ (1) $ (8) $ (1)
Distributions to shareholders:        
Shares issued in connection with distribution reinvestment plan (in shares) 95,034 60,731 268,978 138,511
Shares issued in connection with distribution reinvestment plan $ 1   $ 3 $ 1
Paid in Capital in Excess of Par        
Investment Company, Net Assets [Roll Forward]        
Beginning balance 4,724,108 $ 2,452,500 4,044,440 1,727,522
Distributions to shareholders:        
Total increase (decrease) common shares, outstanding value (79,688) 571,872 599,980 1,296,850
Ending balance 4,644,420 3,024,372 4,644,420 3,024,372
Paid in Capital in Excess of Par | Common Class I        
Investment Company, Net Assets [Roll Forward]        
Issuance of common shares 101,337 541,146 794,015 1,198,773
Repurchase of common shares, net of early repurchase deduction (205,007) (18,084) (306,451) (37,265)
Distributions to shareholders:        
Shares issued in connection with distribution reinvestment plan 25,060 19,800 77,213 50,960
Paid in Capital in Excess of Par | Common Class S        
Investment Company, Net Assets [Roll Forward]        
Issuance of common shares 5,163 30,463 49,449 83,979
Repurchase of common shares, net of early repurchase deduction (8,541) (2,974) (20,898) (3,070)
Distributions to shareholders:        
Shares issued in connection with distribution reinvestment plan 2,300 1,521 6,652 3,473
Distributable Earnings (Loss)        
Investment Company, Net Assets [Roll Forward]        
Beginning balance (176,760) (916) 13,416 4,130
Net increase (decrease) in net assets resulting from operations:        
Net investment income - after tax 98,808 65,266 296,859 154,844
Net realized gain (loss) on investment transactions (22,391) (1,455) (19,836) (1,893)
Net change in unrealized appreciation (depreciation) on investment transactions 33,412 14,799 (156,878) 17,809
Distributions to shareholders:        
Total increase (decrease) common shares, outstanding value 5,405 14,671 (184,771) 9,625
Ending balance (171,355) 13,755 (171,355) 13,755
Distributable Earnings (Loss) | Common Class I        
Distributions to shareholders:        
Distributions from distributable earnings (loss) (66,837) (39,547) (258,600) (132,787)
Distributions declared and payable (33,049) (21,511) (33,049) (21,511)
Distributable Earnings (Loss) | Common Class S        
Distributions to shareholders:        
Distributions from distributable earnings (loss) (3,031) (1,863) (11,760) (5,819)
Distributions declared and payable $ (1,507) $ (1,018) $ (1,507) $ (1,018)