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BORROWINGS - Revolving Credit Agreement (Details) - USD ($)
Oct. 11, 2023
Mar. 31, 2024
Dec. 31, 2023
Unsecured Revolving Credit Agreement | Working capital lines of credit loans      
Line of Credit Facility [Line Items]      
Maximum borrowing capacity $ 30,000,000    
Debt instrument, term 1 year    
Unsecured Revolving Credit Agreement      
Line of Credit Facility [Line Items]      
Federal Funds purchased   $ 0 $ 0