v3.25.1
Consolidated Statements of Changes in Net Assets (Unaudited) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Increase (Decrease) in Stockholders' Equity      
Beginning Balance $ 316,772 $ 332,387 $ 349,751
Beginning Balance (in shares) 23,243,088    
Stock issued in connection with dividend reinvestment plan     978
Net increase in net assets resulting from operations:      
Net investment income after excise tax $ 37,238 42,713 37,258
Net realized gains (losses) on investments and foreign currency transactions (17,981) 947 (14,268)
Net change in unrealized appreciation (depreciation) on investments and foreign currency transactions (8,406) (23,248) (7,307)
Distributions declared (41,489) (36,027) (34,150)
Ending Balance $ 286,134 $ 316,772 332,387
Ending Balance (in shares) 23,243,088 23,243,088  
At-the-market offering      
Increase (Decrease) in Stockholders' Equity      
Stock issued in connection with offering (in shares) 0 0  
Stock issued in connection with offering     125
Common Stock      
Increase (Decrease) in Stockholders' Equity      
Beginning Balance $ 23 $ 23 $ 23
Beginning Balance (in shares) 23,243,088 23,243,088 23,162,667
Stock issued in connection with dividend reinvestment plan (in shares)     63,743
Net increase in net assets resulting from operations:      
Ending Balance $ 23 $ 23 $ 23
Ending Balance (in shares) 23,243,088 23,243,088 23,243,088
Common Stock | At-the-market offering      
Increase (Decrease) in Stockholders' Equity      
Stock issued in connection with offering (in shares)     16,678
Paid-in Capital in Excess of Par      
Increase (Decrease) in Stockholders' Equity      
Beginning Balance $ 338,275 $ 339,240 $ 339,161
Stock issued in connection with dividend reinvestment plan     978
Net increase in net assets resulting from operations:      
Tax reclassification of stockholders' equity (1,070) (965) (1,024)
Ending Balance 337,205 338,275 339,240
Paid-in Capital in Excess of Par | At-the-market offering      
Increase (Decrease) in Stockholders' Equity      
Stock issued in connection with offering     125
Accumulated Earnings (Losses)      
Increase (Decrease) in Stockholders' Equity      
Beginning Balance (21,526) (6,876) 10,567
Net increase in net assets resulting from operations:      
Net investment income after excise tax 37,238 42,713 37,258
Net realized gains (losses) on investments and foreign currency transactions (17,981) 947 (14,268)
Net change in unrealized appreciation (depreciation) on investments and foreign currency transactions (8,406) (23,248) (7,307)
Distributions declared (41,489) (36,027) (34,150)
Tax reclassification of stockholders' equity 1,070 965 1,024
Ending Balance $ (51,094) $ (21,526) $ (6,876)