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Schedule of Investments (Unaudited) (Parentheticals)
 9 Months Ended
Sep. 30, 2022
USD ($)
$ / shares
1 x Short VIX Futures ETF [Member]  
Money market fund, percentage 29.70%
Cash pledged as collateral (in Dollars) | $ $ 16,492,725
Other assets in excess of liabilities, percentage 70.30%
Total net assets, percentage 100.00%
2x Long VIX Futures ETF [Member]  
Money market fund, percentage 33.30%
Cash pledged as collateral (in Dollars) | $ $ 31,236,527
Other assets in excess of liabilities, percentage 66.70%
Total net assets, percentage 100.00%
First American Funds Inc, [Member] | 1 x Short VIX Futures ETF [Member]  
Money market fund, percentage 2.77%
First American Funds Inc, [Member] | 2x Long VIX Futures ETF [Member]  
Money market fund, percentage 2.77%
Expiring July 2022 [Member] | CBOE VIX Futures [Member]  
Market value (in Dollars per share) $ 33,566,600
Expiring July 2022 [Member] | CBOE VIX Futures [Member] | 2x Long VIX Futures ETF [Member]  
Market value (in Dollars per share) 113,228,400
Expiring August 2022 [Member] | CBOE VIX Futures [Member]  
Market value (in Dollars per share) 22,053,090
Expiring August 2022 [Member] | CBOE VIX Futures [Member] | 2x Long VIX Futures ETF [Member]  
Market value (in Dollars per share) $ 74,355,720