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Label Element Value
Volatility Premium Plus ETF | CBOE VIX Future Aug26 [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 33.60%
Volatility Premium Plus ETF | CBOE VIX Future Jul26 [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 33.40%
Volatility Premium Plus ETF | CBOE VIX Future Jun26 [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 19.60%
Volatility Premium Plus ETF | CBOE VIX Future Sep26 [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 13.60%