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Fair Value Measurements - Additional Information (Details) - USD ($)
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair value, assets, level 1 to level 2 transfers, amount $ 0 $ 0
Fair value, assets, level 2 to level 1 transfers, amount 0 0
Fair value, assets, transfers into level 3, amount 0 0
Fair value, assets, transfers out of level 3, amount $ 0 $ 0
Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Realized gain (loss) on investment Realized gain (loss) on investment
17 and 16 Portfolio Company Investment    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Percentage of portfolio investments at fair value 26.90% 27.60%
Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Net change in unrealized appreciation (depreciation) on investments $ 2,840,000 $ 793,000