Shareholder Report, Average Annual Return (Details) 542400_Direxion Monthly Small Cap Bull 1.75X Fund_Investor_TSR Annual {Investor} |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Aug. 31, 2026 |
Aug. 31, 2026 |
Aug. 31, 2026 |
|
| Investor | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Direxion Monthly Small Cap Bull 1.75X Fund | ||
| Average Annual Return, Percent | 41.16% | 2.63% | 11.18% |
| S&P 500 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | S&P 500® Index | ||
| Average Annual Return, Percent | 20.38% | 12.79% | 15.37% |
| Russell 2000 Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Russell 2000 Index | ||
| Average Annual Return, Percent | 26.46% | 6.85% | 10.55% |