v3.26.1
Risk - Additional Information (Detail)
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2026
Unusual Risk or Uncertainty [Line Items]    
Inverse correlation, description   The return of a Geared Fund for a period longer than a single day is the result of its return for each day compounded over the period and usually will differ from one-half the inverse (-0.5x), two times the inverse (-2x), one and one-half times (1.5x) the return or two times (2x) the return of the Geared Fund’s benchmark for the same period.
Ultrashort Fund [Member]    
Unusual Risk or Uncertainty [Line Items]    
Leverage risk benchmark 50.00%