Net Assets - Schedule of Summarized Dividend Distributions Reinvestment Plan Information (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 9 Months Ended | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jun. 29, 2026 |
May 28, 2026 |
Apr. 29, 2026 |
Mar. 30, 2026 |
Feb. 26, 2026 |
Jan. 29, 2026 |
Dec. 30, 2025 |
Nov. 26, 2025 |
Oct. 30, 2025 |
Jun. 27, 2025 |
May 30, 2025 |
Apr. 29, 2025 |
Mar. 28, 2025 |
Feb. 27, 2025 |
Jan. 30, 2025 |
Dec. 27, 2024 |
Nov. 27, 2024 |
Oct. 30, 2024 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Sep. 30, 2025 |
Sep. 30, 2024 |
|
| Common Class I | ||||||||||||||||||||||||
| Subsidiary, Sale of Stock [Line Items] | ||||||||||||||||||||||||
| DRIP shares issued (in shares) | 340,514 | 345,523 | 349,685 | 368,366 | 356,518 | 353,361 | 346,575 | 334,265 | 325,066 | 278,359 | 264,308 | 247,571 | 228,087 | 208,605 | 203,149 | 188,585 | 216,448 | 197,077 | 3,119,873 | 2,032,189 | ||||
| Amount per share (in dollars per share) | $ 24.28 | $ 24.20 | $ 24.14 | $ 24.59 | $ 25.04 | $ 25.15 | $ 25.15 | $ 25.15 | $ 25.16 | $ 25.11 | $ 25.03 | $ 25.05 | $ 25.10 | $ 25.12 | $ 25.14 | $ 25.08 | $ 25.06 | $ 25.10 | $ 24.17 | $ 25.18 | $ 24.17 | $ 25.18 | $ 25.16 | $ 25.10 |
| DRIP shares value | $ 8,268 | $ 8,361 | $ 8,441 | $ 9,058 | $ 8,927 | $ 8,887 | $ 8,716 | $ 8,407 | $ 8,179 | $ 6,990 | $ 6,616 | $ 6,202 | $ 5,725 | $ 5,240 | $ 5,107 | $ 4,730 | $ 5,424 | $ 4,946 | $ 25,070 | $ 19,808 | $ 77,244 | $ 50,980 | ||
| Common Class S | ||||||||||||||||||||||||
| Subsidiary, Sale of Stock [Line Items] | ||||||||||||||||||||||||
| DRIP shares issued (in shares) | 31,353 | 31,259 | 32,422 | 31,573 | 30,215 | 29,263 | 29,451 | 27,417 | 26,025 | 21,616 | 20,859 | 18,256 | 15,450 | 14,028 | 12,882 | 11,639 | 13,050 | 10,731 | 268,978 | 138,511 | ||||
| Amount per share (in dollars per share) | $ 24.28 | $ 24.20 | $ 24.14 | $ 24.59 | $ 25.04 | $ 25.15 | $ 25.15 | $ 25.15 | $ 25.16 | $ 25.11 | $ 25.03 | $ 25.05 | $ 25.10 | $ 25.12 | $ 25.14 | $ 25.08 | $ 25.06 | $ 25.10 | $ 24.17 | $ 25.18 | $ 24.17 | $ 25.18 | $ 25.16 | $ 25.10 |
| DRIP shares value | $ 761 | $ 757 | $ 783 | $ 776 | $ 757 | $ 736 | $ 740 | $ 690 | $ 655 | $ 542 | $ 522 | $ 457 | $ 388 | $ 353 | $ 324 | $ 292 | $ 327 | $ 269 | $ 2,301 | $ 1,521 | $ 6,655 | $ 3,474 | ||