v3.24.2
ACCOUNTS PAYABLE AND ACCRUED EXPENSES (Q1) (Details) - USD ($)
Mar. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
ACCOUNTS PAYABLE AND ACCRUED EXPENSES [Abstract]      
Accounts payable $ 1,147,700 $ 1,600,700  
Other accrued expenses 5,526,100 0  
Income tax payable 2,522,700 0  
Franchise tax payable 508,200 0  
Accounts payable and accrued expenses $ 9,704,700 $ 1,600,700 $ 268,700