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FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS (Details) - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2023
FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS      
Registration fees and other offering expenses $ 0 $ 0  
Estimated directors fees and expenses $ 3,579 3,264  
Excess expenses percentage for reimbursement of expenses to others by the entity 0.15%    
Expense waiver $ 28,970 17,793  
Fundtrusts | Subsequent Event      
FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS      
Estimated directors fees and expenses     $ 1,210,000
Licensing Agreements      
FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS      
Licensing fee incurred $ 626 $ 901  
Licensing Agreements | Group Three      
FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS      
Fee percentage 0.015%    
UNL      
FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS      
Percentage of contractual obligated to pay 0.75%    
UNL | Subsequent Event      
FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS      
Estimated directors fees and expenses     10,000
Estimated costs     $ 90,000