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Distributions - Reclassifications (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Undistributed net investment income
Investment Company, Changes in Net Assets [Line Items]
Increase (decrease) due to reclassifications of permanent differences	$ 33,152	$ 10,476	$ 18,182
Distributions in excess of net realized gains
Investment Company, Changes in Net Assets [Line Items]
Increase (decrease) due to reclassifications of permanent differences	(25,449)	0	0
Additional paid-in-capital
Investment Company, Changes in Net Assets [Line Items]
Increase (decrease) due to reclassifications of permanent differences	$ (7,703)	$ (10,476)	$ (18,182)

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