v3.26.1
Investments and Fair Value Measurements - Summary of Changes in Fair Value of Investments for Which Level 3 Inputs Were Used to Determine Fair Value (Details) - Level 3 - USD ($)
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Balance as of January 1 $ 285,601,784 $ 410,096,869
Purchases and drawdowns of investments 2,062,536 3,512,199
Proceeds from principal pre-payments and sales of investments (2,205,223) (35,991,614)
Payment-in-kind 308,868 826,945
Net accretion of discount on investments 448,653 750,380
Net change in unrealized appreciation (depreciation) on investments (13,504,692) (4,104,473)
Net realized gain (loss) on investments 26,638 500,280
Balance as of March 31 272,738,564 375,590,586
Net change in unrealized appreciation (depreciation) on Level 3 investments still held (13,504,684) (3,741,078)
Debt    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Balance as of January 1 279,018,375 404,135,270
Purchases and drawdowns of investments 2,062,536 3,512,199
Proceeds from principal pre-payments and sales of investments (2,191,611) (35,991,614)
Payment-in-kind 308,868 826,945
Net accretion of discount on investments 448,653 750,380
Net change in unrealized appreciation (depreciation) on investments (11,144,136) (3,783,098)
Net realized gain (loss) on investments 13,025 500,280
Balance as of March 31 268,515,710 369,950,362
Net change in unrealized appreciation (depreciation) on Level 3 investments still held (11,144,128) (3,419,703)
Equity    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Balance as of January 1 6,583,409 5,961,599
Purchases and drawdowns of investments   0
Proceeds from principal pre-payments and sales of investments (13,612)  
Net change in unrealized appreciation (depreciation) on investments (2,360,556) (321,375)
Net realized gain (loss) on investments 13,613  
Balance as of March 31 4,222,854 5,640,224
Net change in unrealized appreciation (depreciation) on Level 3 investments still held $ (2,360,556) $ (321,375)