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LONG-TERM DEBT - LMA Income Series, LP and LMA Income Series, GP LLC Secured Borrowing (Details)
 6 Months Ended
Jun. 30, 2023
USD ($)
option
Dec. 31, 2022
USD ($)
Fair value    
Debt Instrument [Line Items]    
Long-term debt, fair value $ 66,165,396 $ 28,249,653
LMATT Income Series, LP | Secured borrowing    
Debt Instrument [Line Items]    
Debt instrument term 3 years  
Debt Instrument extension options | option 2  
Debt instrument extension term 1 year  
Dividend percentage 6.50%  
Return rate in excess of minimum internal rate of return 25.00%  
Minimum internal rate of return threshold 6.50%  
Internal rate of return cap 9.00%  
Net internal rate of return at cap 15.00%  
LMATT Income Series, LP | Secured borrowing | Fair value    
Debt Instrument [Line Items]    
Long-term debt, fair value $ 22,124,676 $ 17,428,349
LMATT Income Series, LP | Secured borrowing | General Partner    
Debt Instrument [Line Items]    
Return rate in excess of minimum internal rate of return 75.00%  
Minimum internal rate of return threshold 6.50%  
LMATT Income Series, LP | Secured borrowing | Limited Partner    
Debt Instrument [Line Items]    
Internal rate of return cap 15.00%  
Return Rate in excess of capped internal rate of return threshold 100.00%