v3.25.1
Borrowings - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended
Feb. 07, 2025
Mar. 31, 2025
Dec. 31, 2024
Mar. 31, 2024
Oct. 18, 2023
Line of Credit Facility [Line Items]          
Investment company asset coverage ratio   190.30%   287.60%  
Aggregated principal committed   $ 750,000 $ 500,000    
Asset-Based Facility [Member]          
Line of Credit Facility [Line Items]          
Maturity date   Oct. 18, 2028      
Debt instrument, basis spread on variable rate 0.50% 0.50%      
Additional debt instrument basis spread on variable rate 1 2.65% 2.30%      
Additional debt instrument basis spread on variable rate 2 2.75%        
Line of credit facility, commitment fee percentage   0.75%      
First Nine Months [Member] | Asset-Based Facility [Member]          
Line of Credit Facility [Line Items]          
Line of credit facility, commitment fee percentage 0.50%        
After Nine Months [Member] | Asset-Based Facility [Member]          
Line of Credit Facility [Line Items]          
Line of credit facility, commitment fee percentage 0.75%        
Loan and Security Agreement [Member] | Asset-Based Facility [Member]          
Line of Credit Facility [Line Items]          
Aggregated principal committed         $ 200,000
Line of credit estimated future increase in credit facility amount         $ 800,000
JPM Facility [Member] | Loan and Security Agreement [Member] | Subscription Facility [Member]          
Line of Credit Facility [Line Items]          
Aggregated principal committed $ 250,000        
Line of credit estimated future increase in credit facility amount $ 750,000        
Debt instrument, basis spread on variable rate 0.50%        
Additional debt instrument basis spread on variable rate 1 2.30%        
JPM Facility [Member] | Loan and Security Agreement [Member] | Subscription Facility [Member] | Minimum [Member]          
Line of Credit Facility [Line Items]          
Line of credit facility, commitment fee percentage 0.30%        
JPM Facility [Member] | Loan and Security Agreement [Member] | Subscription Facility [Member] | Maximum [Member]          
Line of Credit Facility [Line Items]          
Line of credit facility, commitment fee percentage 0.50%