v3.25.1
Investments - Summary of Company's Investment Portfolio at Cost and Fair Value (Detail) - USD ($)
$ in Thousands
Mar. 31, 2025
Dec. 31, 2024
Schedule of Investments [Line Items]    
Amortized Cost $ 922,170 $ 665,676
Fair Value $ 922,418 $ 666,141
Percent of Total Investments at Fair Value 100.00% 100.00%
First Lien Senior Secured Debt [Member]    
Schedule of Investments [Line Items]    
Amortized Cost $ 901,398 $ 665,276
Fair Value $ 901,723 $ 665,741
Percent of Total Investments at Fair Value 97.80% 99.90%
First Lien Last Out Unitranche Debt [Member]    
Schedule of Investments [Line Items]    
Amortized Cost $ 20,372  
Fair Value $ 20,347  
Percent of Total Investments at Fair Value 2.20% 0.00%
Common Equity [Member]    
Schedule of Investments [Line Items]    
Amortized Cost $ 400 $ 400
Fair Value $ 348 $ 400
Percent of Total Investments at Fair Value 0.00% 0.10%