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Net Assets - Narrative (Details) - USD ($)
$ in Thousands
 12 Months Ended
May 18, 2023
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Investment Company, Changes in Net Assets [Line Items]        
Offering expenses   $ 409 $ 204 $ 205
Sale of stock, remaining amount available for issuance and sale   $ 175,694 $ 196,938 $ 237,384
ATM Offering        
Investment Company, Changes in Net Assets [Line Items]        
Sale of stock, issuance amount $ 250,000      
Sale of stock, number of shares issued (in shares)   1,621,833 2,950,300 914,175
Sale of stock, consideration received   $ 21,241 $ 40,007 $ 12,427
Offering expenses   $ 0 $ 439 $ 189