Inverse Russell 2000 2x Strategy Fund Annual Fund Operating Expenses - Class A and Class C [Member] - Inverse Russell 2000 2x Strategy Fund |
Mar. 31, 2026 |
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| Prospectus [Line Items] | ||||||
| Fee Waiver or Reimbursement over Assets, Date of Termination | <span style="font-family:Arial;font-size:8.02pt;">August 1, 2027</span> | |||||
| Class C | ||||||
| Prospectus [Line Items] | ||||||
| Management Fees (as a percentage of Assets) | 0.90% | |||||
| Distribution and Service (12b-1) Fees | 1.00% | |||||
| Component1 Other Expenses | 0.03% | |||||
| Component2 Other Expenses | 0.62% | |||||
| Other Expenses (as a percentage of Assets): | 0.65% | [1] | ||||
| Expenses (as a percentage of Assets) | 2.55% | |||||
| Fee Waiver or Reimbursement | (0.10%) | [2] | ||||
| Net Expenses (as a percentage of Assets) | 2.45% | |||||
| Class A | ||||||
| Prospectus [Line Items] | ||||||
| Management Fees (as a percentage of Assets) | 0.90% | |||||
| Distribution and Service (12b-1) Fees | 0.25% | |||||
| Component1 Other Expenses | 0.03% | |||||
| Component2 Other Expenses | 0.62% | |||||
| Other Expenses (as a percentage of Assets): | 0.65% | [1] | ||||
| Expenses (as a percentage of Assets) | 1.80% | |||||
| Fee Waiver or Reimbursement | (0.10%) | [2] | ||||
| Net Expenses (as a percentage of Assets) | 1.70% | |||||
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