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CONTRACTS AND AGREEMENTS (Details)
 6 Months Ended
Oct. 01, 2022
Jun. 30, 2024
USD ($)
$ / item
Jun. 30, 2023
USD ($)
Futures Contracts      
CONTRACTS AND AGREEMENTS      
Derivative notional amount | $   $ 709,420,171 $ 814,526,805
Minimum      
CONTRACTS AND AGREEMENTS      
Commissions per round-turn trade, including applicable exchange and NFA fees for Futures Contracts and options on Futures Contracts   7  
Percentage of flat fee   0.20%  
Maximum      
CONTRACTS AND AGREEMENTS      
Commissions per round-turn trade, including applicable exchange and NFA fees for Futures Contracts and options on Futures Contracts   8  
Percentage of flat fee   0.30%  
USNG's assets in excess of $3 billion | Marketing Agreement      
CONTRACTS AND AGREEMENTS      
Fee percentage   10.00%  
Percentage of total net assets 0.025%