v3.26.3
Financial Highlights - Summary of Financial Highlights (Detail) - USD ($)
 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Jun. 30, 2026
Dec. 31, 2025
Jun. 30, 2025
Dec. 31, 2024
Per share data:            
Net asset value, beginning of period $ 26.03 $ 26        
Net investment income (loss) [1] 1.65 1.92        
Realized and unrealized gain (loss) on investment transactions [2] (0.17) 0.05        
Total from operations 1.48 1.97        
Distributions from net investment income $ (1.7) $ (1.92)        
Distributions from net realized capital gains/losses $ (0) $ 0        
Total increase (decrease) in net assets $ (0.22) $ 0.05        
Net asset value, end of period $ 25.81 $ 26.05        
Shares outstanding, end of period 122,316,335 57,931,326 107,290,822 71,614,193 48,305,330 35,246,926
Total return [3] 5.79% 7.79%        
Ratios / supplemental data            
Ratio of gross expenses to average net assets [4],[5],[6],[7] 4.31% 6.11%        
Ratio of net expenses to average net assets [4],[5],[7],[8] 4.31% 6.18%        
Ratio of net investment income (loss) to average net assets [4],[7] 6.50% 7.58%        
Net assets, end of period $ 3,156,713,000 $ 1,509,265,000 $ 2,771,713,000 $ 1,864,467,000 $ 1,254,910,000 $ 916,385,000
Weighted average shares outstanding, Basic 98,498,841 46,874,364        
Portfolio turnover rate [9] 20.81% 13.14%        
[1] Per share amounts are calculated based on the weighted average shares outstanding during the period.
[2] Includes balancing amounts necessary to reconcile the change in NAV per share for the period.
[3] Total return is calculated as the change in NAV per share during the period, plus distributions per share, if any, divided by the beginning NAV per share, assuming a distribution reinvestment price in accordance with the Company’s DRIP. Total return has not been annualized for periods less than one year.
[4] Average net assets are computed using the average balance of net assets at the end of each month of the reporting period.
[5] Ratio of gross expenses to average net assets and ratio of net expenses to average net assets are inclusive of the income incentive fee and capital gains-based incentive fee, if any. The income incentive fee ratio and capital gains-based incentive fee are 0.53% and 0.00%, respectively, for the nine months ended September 30, 2026 and have not been annualized. The income incentive fee ratio and capital gains-based incentive fee are 0.61% and 0.01%, respectively, for the nine months ended September 30, 2025 and have not been annualized.
[6] Ratio of gross expenses to average net assets is computed using expenses before waivers and expense support payments (recoupments), if applicable.
[7] Ratios do not reflect the proportionate share of income and expenses of the underlying private credit funds in which the Company invests. Ratios have not been annualized.
[8] Ratio of net expenses to average net assets is computed using total expenses, including the effects of expense support payments (recoupments), which represented 0.00% and (0.07)% on average net assets for the nine months ended September 30, 2026 and 2025, respectively.
[9] Portfolio turnover rate is calculated using the lesser of total sales, exits and repayments of investments or total purchases divided by the monthly average of the investments at fair value for the reporting period and has not been annualized. Such monthly average is calculated by totaling the values of the portfolio securities as of the beginning and end of the first month of the particular reporting period and as of the end of each of the succeeding months.