v3.25.1
Investments - Summary of Geographic Composition of Investments 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%
United States [Member]    
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%