v3.26.3
Debt - Schedule of SBIC Investments (Details)
$ in Thousands
Sep. 30, 2026
USD ($)
firm
Dec. 31, 2025
USD ($)
firm
Schedule Of Investments [Line Items]    
Fair value of investments (in millions) $ 4,845,903 $ 4,466,647
HC IV    
Schedule Of Investments [Line Items]    
Number of investments held | firm 37 39
Fair value of investments (in millions) $ 402,200 $ 404,800
Percentage of fair value of investments based on the Company's total investment portfolio 8.30% 9.10%
Tangible assets (in millions) $ 417,400 $ 421,200
Percentage of tangible assets based on the Company's total assets 8.40% 9.20%
SBIC V    
Schedule Of Investments [Line Items]    
Number of investments held | firm 39 28
Fair value of investments (in millions) $ 319,900 $ 277,600
Percentage of fair value of investments based on the Company's total investment portfolio 6.60% 6.20%
Tangible assets (in millions) $ 324,500 $ 283,100
Percentage of tangible assets based on the Company's total assets 6.60% 6.20%