v3.26.1
Consolidated Statements of Changes in Net Assets (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance $ 10,782,401 $ 5,769,472 $ 9,495,126 $ 4,343,385
Consideration from the issuance of shares 755,039 891,186 1,749,114 2,098,282
Repurchase of shares (65,546) (5,274) (80,932) (6,633)
Early repurchase fee 1,580 197 1,807 256
Transfers in 15,256 9,135 28,606 11,235
Transfers out (15,256) (9,135) (28,606) (11,235)
Net increase (decrease) in net assets resulting from capital activity 691,073 886,109 1,669,989 2,091,905
Net investment (loss) income (51,312) (18,629) (94,924) (73,732)
Net realized gain 40,630 34,767 67,547 35,664
Net change in unrealized appreciation 286,170 152,254 652,041 487,838
Net increase in net assets resulting from investment operations 275,488 168,392 624,664 449,770
Accrued shareholder servicing fees and distribution fees (19,173) (32,947) (59,990) (94,034)
Ending balance 11,729,789 6,791,026 11,729,789 6,791,026
Class D Shares        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance 267,887 60,969 223,083 0
Consideration from the issuance of shares 41,657 52,345 79,020 112,434
Repurchase of shares (170)   (170)  
Early repurchase fee 41 3 46 3
Transfers in 972   998  
Transfers out (1,967) (658) (1,967) (658)
Net increase (decrease) in net assets resulting from capital activity 40,533 51,690 77,927 111,779
Net investment (loss) income (1,390) (314) (2,466) (695)
Net realized gain 1,036 497 1,666 500
Net change in unrealized appreciation 7,440 2,540 16,212 5,071
Net increase in net assets resulting from investment operations 7,086 2,723 15,412 4,876
Accrued shareholder servicing fees and distribution fees (771) (1,033) (1,687) (2,306)
Ending balance 314,735 114,349 314,735 114,349
Class I-Series 1 Shares        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance 2,187,940 222,409 1,615,392 899
Consideration from the issuance of shares 342,073 330,328 847,597 543,968
Repurchase of shares (3,141)   (3,506)  
Early repurchase fee 326 13 368 14
Transfers in 4,913 1,333 7,169 1,609
Transfers out (129)   (185)  
Net increase (decrease) in net assets resulting from capital activity 344,042 331,674 851,443 545,591
Net investment (loss) income (11,060) (1,536) (19,474) (2,885)
Net realized gain 8,154 1,871 12,848 1,879
Net change in unrealized appreciation 59,420 12,444 128,287 21,378
Net increase in net assets resulting from investment operations 56,514 12,779 121,661 20,372
Ending balance 2,588,496 566,862 2,588,496 566,862
Class S Shares        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance 22,228 0 10,755 0
Consideration from the issuance of shares 12,324 1,863 24,011 1,863
Repurchase of shares     (42)  
Early repurchase fee 5   5  
Net increase (decrease) in net assets resulting from capital activity 12,329 1,863 23,974 1,863
Net investment (loss) income (139) (5) (226) (5)
Net realized gain 91 1 135 1
Net change in unrealized appreciation 766 44 1,488 44
Net increase in net assets resulting from investment operations 718 40 1,397 40
Accrued shareholder servicing fees and distribution fees (821) (128) (1,672) (128)
Ending balance 34,454 1,775 34,454 1,775
Class U Shares        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance 2,364,216 352,354 1,886,461 3,701
Consideration from the issuance of shares 358,160 506,556 797,443 868,229
Repurchase of shares (3,994) (103) (5,286) (103)
Early repurchase fee 374 21 424 23
Transfers in 130   185  
Transfers out (3,058)   (5,205)  
Net increase (decrease) in net assets resulting from capital activity 351,612 506,474 787,561 868,149
Net investment (loss) income (12,693) (2,444) (22,593) (4,759)
Net realized gain 9,424 3,194 15,127 3,210
Net change in unrealized appreciation 68,041 19,772 148,925 35,099
Net increase in net assets resulting from investment operations 64,772 20,522 141,459 33,550
Accrued shareholder servicing fees and distribution fees (22,300) (34,453) (57,181) (60,503)
Ending balance 2,758,300 844,897 2,758,300 844,897
Class R-D Shares        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance 378,183 338,835 366,014 294,461
Consideration from the issuance of shares       28,645
Early repurchase fee 53 11 61 14
Transfers out   (4,257)   (4,257)
Net increase (decrease) in net assets resulting from capital activity 53 (4,246) 61 24,402
Net investment (loss) income (1,719) (936) (3,312) (4,288)
Net realized gain 1,375 1,890 2,367 1,946
Net change in unrealized appreciation 9,522 7,495 22,478 27,484
Net increase in net assets resulting from investment operations 9,178 8,449 21,533 25,142
Accrued shareholder servicing fees and distribution fees 61 133 (133) (834)
Ending balance 387,475 343,171 387,475 343,171
Class R-I Shares        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance 2,078,981 1,820,577 2,004,703 1,501,848
Consideration from the issuance of shares   (80)   229,075
Repurchase of shares (32,282) (621) (34,659) (915)
Early repurchase fee 283 55 327 74
Transfers in 8,776 7,802 19,265 9,626
Transfers out (465)   (989)  
Net increase (decrease) in net assets resulting from capital activity (23,688) 7,156 (16,056) 237,860
Net investment (loss) income (9,230) (5,024) (17,823) (22,594)
Net realized gain 7,447 9,973 12,785 10,269
Net change in unrealized appreciation 50,983 40,370 120,884 145,669
Net increase in net assets resulting from investment operations 49,200 45,319 115,846 133,344
Ending balance 2,104,493 1,873,052 2,104,493 1,873,052
Class R-U Shares        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance 3,252,134 2,915,460 3,166,052 2,487,178
Consideration from the issuance of shares       313,765
Repurchase of shares (25,959) (4,550) (36,605) (5,615)
Early repurchase fee 467 93 540 126
Transfers in 465   989  
Transfers out (9,637) (4,220) (20,260) (6,320)
Net increase (decrease) in net assets resulting from capital activity (34,664) (8,677) (55,336) 301,956
Net investment (loss) income (15,250) (8,467) (29,529) (38,653)
Net realized gain 12,283 17,018 21,211 17,526
Net change in unrealized appreciation 84,304 68,285 200,384 248,409
Net increase in net assets resulting from investment operations 81,337 76,836 192,066 227,282
Accrued shareholder servicing fees and distribution fees 4,658 2,534 683 (30,263)
Ending balance 3,303,465 2,986,153 3,303,465 2,986,153
Class F Shares        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance 230,830 58,866 222,664 55,296
Consideration from the issuance of shares 825 174 1,043 303
Repurchase of shares     (664)  
Early repurchase fee 31 1 36 2
Net increase (decrease) in net assets resulting from capital activity 856 175 415 305
Net investment (loss) income 169 97 499 147
Net realized gain 820 323 1,408 333
Net change in unrealized appreciation 5,692 1,304 13,381 4,684
Net increase in net assets resulting from investment operations 6,681 1,724 15,288 5,164
Ending balance 238,367 60,765 238,367 60,765
Class G Shares        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance 1 1 1 1
Net change in unrealized appreciation 1   1  
Net increase in net assets resulting from investment operations 1   1  
Ending balance 2 1 2 1
Class H Shares        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance 1 1 1 1
Net change in unrealized appreciation 1   1  
Net increase in net assets resulting from investment operations 1   1  
Ending balance $ 2 $ 1 $ 2 $ 1