v3.25.4
Financial Highlights (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Per share data:          
Net asset value at beginning of period (in dollars per share) $ 10.37 $ 10.24 $ 10.13 $ 10.10 $ 9.94
Net investment income (in dollars per share) 0.96 1.20 1.21 0.90 0.76
Net gain (loss) (in dollars per share) (0.48) 0.07 (0.02) (0.07) 0.44
Net increase (decrease) in net assets resulting from operations (in dollars per share) 0.48 1.27 1.19 0.83 1.20
Stockholder distributions - ordinary income (in dollars per share) (1.03) (1.16) (1.11) (0.82) (0.96)
Stockholder distributions - long-term capital gains (in dollars per share) 0 0 0 0 (0.02)
Stockholder distributions - return of capital (in dollars per share) 0 0 0 0 (0.02)
Other (in dollars per share) 0.05 0.02 0.03 0.02 (0.04)
Net asset value at end of period (in dollars per share) $ 9.87 $ 10.37 $ 10.24 $ 10.13 $ 10.10
Total return based on average net asset value 5.11% 13.08% 12.53% 8.68% 12.26%
Ratio/Supplemental data:          
Net assets at end of period $ 2,830,579 $ 2,059,727 $ 1,302,667 $ 754,916 $ 369,448
Shares outstanding at end of period 286,677,222 198,704,495 127,232,772 74,533,202 36,565,162
Portfolio turnover 19.25% 20.67% 9.66% 14.38% 22.52%
Ratio of total investment income to average net assets 21.21% 24.10% 22.50% 16.08% 13.31%
Ratio of expenses to average net assets with waivers and expense reimbursement 11.81% 12.62% 10.89% 7.34% 5.97%
Ratio of expenses to average net assets without waivers 11.81% 12.62% 10.89% 7.90% 7.57%
Ratio of net investment income to average net assets 9.41% 11.49% 11.61% 8.18% 5.74%
Ratio of net investment income to average net assets with waivers 9.41% 11.49% 11.61% 8.74% 7.34%