Investments - Summary of Change in Capitalized PIK balance (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Schedule Of Investments [Abstract]
PIK balance at beginning of period	$ 21,534	$ 38,625
PIK income capitalized	791	602
PIK balance at end of period	$ 22,325	$ 39,227