XML 42 R26.htm IDEA: XBRL DOCUMENT v3.20.4
ORGANIZATION AND BUSINESS (Details) - USD ($)
 1 Months Ended 12 Months Ended
Jun. 02, 2010
Dec. 31, 2020
Jun. 11, 2020
Apr. 20, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
May 31, 2010
ORGANIZATION AND BUSINESS                
Number of successive valuation days   30 days            
Average daily percentage change in the price of the Benchmark Futures Contract considered   10.00%            
Units issued during period to authorized purchasers through distributors   50,000            
Transaction fee   $ 350            
Initially registered units of entity with sec               50,000,000
Net asset value per unit $ 50.00 $ 12.91     $ 20.91 $ 15.18 $ 18.18  
Initial stock units issued 200,000              
Initial units value issued $ 10,000,000              
Total units registered of entity   250,000,000 150,000,000 50,000,000        
Number of units per baskets   50,000