v3.25.2
Investments - SLF, Net Increase (Decrease) in Members' Capital (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Investment income:        
Interest income $ 6,864 $ 11,850 $ 14,830 $ 23,512
Total investment income 9,873 15,627 21,511 30,809
Expenses:        
Interest and other debt financing expenses 3,933 5,780 8,610 11,287
Professional fees and other expenses 267 199 530 467
Net investment income 3,298 6,559 7,383 12,029
Net gain (loss):        
Net change in unrealized gain (loss) (5,244) (3,807) (8,359) (6,086)
Net gain (loss) (5,167) (3,301) (8,720) (5,576)
Net increase (decrease) in net assets resulting from operations (1,869) 3,258 (1,337) 6,453
MRCC Senior Loan Fund I, LLC        
Investment income:        
Interest income 1,773 3,332 4,053 7,370
Total investment income 1,773 3,332 4,053 7,370
Expenses:        
Interest and other debt financing expenses 291 1,355 855 3,045
Professional fees and other expenses 138 130 296 357
Total operating expenses 429 1,485 1,151 3,402
Net investment income 1,344 1,847 2,902 3,968
Net gain (loss):        
Net realized gain (loss) 0 46 82 82
Net change in unrealized gain (loss) (3,464) 122 (4,930) (496)
Net gain (loss) (3,464) 168 (4,848) (414)
Net increase (decrease) in net assets resulting from operations $ (2,120) $ 2,015 $ (1,946) $ 3,554