Investment Valuations and Fair Value Measurements - Summary of Valuation Techniques and Quantitative Information (Details) - Debt - Fair Value, Inputs, Level 3 [Member] $ in Thousands		Jun. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)
Income Method | Discount Rate
Investment Valuations And Fair Value Measurements [Line Items]
Fair Value		$ 69,475
Income Method | Discount Rate | Minimum
Investment Valuations And Fair Value Measurements [Line Items]
Range		10.7
Income Method | Discount Rate | Maximum
Investment Valuations And Fair Value Measurements [Line Items]
Range		15.9
Income Method | Discount Rate | Weighted Average
Investment Valuations And Fair Value Measurements [Line Items]
Range	[1]	13.3
Market Method | Discount Rate | Weighted Average
Investment Valuations And Fair Value Measurements [Line Items]
Range	[2]		98.5
Market Method | Indicative Bid
Investment Valuations And Fair Value Measurements [Line Items]
Fair Value		$ 13,216	$ 10,150
Market Method | Indicative Bid | Minimum
Investment Valuations And Fair Value Measurements [Line Items]
Range		97.0	98.5
Market Method | Indicative Bid | Maximum
Investment Valuations And Fair Value Measurements [Line Items]
Range		97.4	98.5

[1] Weighted based on fair value

[2] Weighted based on fair value