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Significant Accounting Policies (Details)
$ in Millions
 9 Months Ended
Sep. 30, 2022
USD ($)
Significant Accounting Policies (Details) [Line Items]  
Annual gross revenue $ 1,070
Non-convertible debt securities 1,000
Non-affiliates exceeded $ 700
SVIX [Member]  
Significant Accounting Policies (Details) [Line Items]  
Fund’s average net assets annually 0.04%
UVIX [Member]  
Significant Accounting Policies (Details) [Line Items]  
Fund’s average net assets annually 0.09%