v3.25.1
Investments - Summary of Industry Composition of Investments at Fair Value (Detail) - USD ($)
$ in Thousands
Mar. 31, 2025
Dec. 31, 2024
Schedule of Investments [Line Items]    
Fair value $ 922,418 $ 666,141
Percent of Total Investments at Fair Value 100.00% 100.00%
IT Services [Member]    
Schedule of Investments [Line Items]    
Fair value $ 163,688 $ 163,612
Percent of Total Investments at Fair Value 17.80% 24.50%
Health Care Technology [Member]    
Schedule of Investments [Line Items]    
Fair value $ 145,686 $ 128,697
Percent of Total Investments at Fair Value 15.90% 19.30%
Diversified Financial Services [Member]    
Schedule of Investments [Line Items]    
Fair value $ 98,171 $ 97,181
Percent of Total Investments at Fair Value 10.60% 14.60%
Software [Member]    
Schedule of Investments [Line Items]    
Fair value $ 79,676 $ 75,727
Percent of Total Investments at Fair Value 8.60% 11.40%
Multi-Utilities [Member]    
Schedule of Investments [Line Items]    
Fair value $ 62,081 $ 52,039
Percent of Total Investments at Fair Value 6.70% 7.80%
Aerospace & Defense [Member]    
Schedule of Investments [Line Items]    
Fair value $ 60,385  
Percent of Total Investments at Fair Value 6.50%  
Pharmaceuticals [Member]    
Schedule of Investments [Line Items]    
Fair value $ 43,538  
Percent of Total Investments at Fair Value 4.70%  
Insurance [Member]    
Schedule of Investments [Line Items]    
Fair value $ 39,061  
Percent of Total Investments at Fair Value 4.20%  
Semiconductors & Semiconductor Equipment [Member]    
Schedule of Investments [Line Items]    
Fair value $ 36,680 $ 37,077
Percent of Total Investments at Fair Value 4.00% 5.60%
Interactive Media & Services [Member]    
Schedule of Investments [Line Items]    
Fair value $ 36,483  
Percent of Total Investments at Fair Value 4.00%  
Diversified Consumer Services [Member]    
Schedule of Investments [Line Items]    
Fair value $ 36,114 $ 7,277
Percent of Total Investments at Fair Value 3.90% 1.10%
Professional Services [Member]    
Schedule of Investments [Line Items]    
Fair value $ 34,520 $ 32,184
Percent of Total Investments at Fair Value 3.70% 4.80%
Life Sciences Tools & Services [Member]    
Schedule of Investments [Line Items]    
Fair value $ 28,819 $ 16,167
Percent of Total Investments at Fair Value 3.10% 2.40%
Commercial Services & Supplies [Member]    
Schedule of Investments [Line Items]    
Fair value $ 22,076 $ 21,986
Percent of Total Investments at Fair Value 2.40% 3.30%
Real Estate Management & Development [Member]    
Schedule of Investments [Line Items]    
Fair value $ 13,675 $ 13,709
Percent of Total Investments at Fair Value 1.50% 2.10%
Health Care Equipment & Supplies [Member]    
Schedule of Investments [Line Items]    
Fair value $ 13,545 $ 12,335
Percent of Total Investments at Fair Value 1.50% 1.90%
Air Freight & Logistics [Member]    
Schedule of Investments [Line Items]    
Fair value $ 8,220 $ 8,150
Percent of Total Investments at Fair Value 0.90% 1.20%