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NOTES RECEIVABLE AND ADVANCES, NET - Advances to Sierra Springs Opportunity Fund, Inc. (Details) - USD ($)
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Proceeds from SSOF advance settlement $ 0 $ 1,300,000
Sierra Springs Opportunity Fund, Inc., at cost    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Payments for advance to affiliate   $ 1,300,000
Proceeds from SSOF advance settlement 550,000  
Advances to affiliate $ 5,540,000