DWS Equity 500 Index Fund Expense Example - DWS Equity 500 Index Fund |
Apr. 28, 2026
USD ($)
|
|---|---|
| Class R6 | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 20 |
| Expense Example, with Redemption, 3 Years | 71 |
| Expense Example, with Redemption, 5 Years | 126 |
| Expense Example, with Redemption, 10 Years | 290 |
| INST Class | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 20 |
| Expense Example, with Redemption, 3 Years | 84 |
| Expense Example, with Redemption, 5 Years | 154 |
| Expense Example, with Redemption, 10 Years | 359 |
| Class S | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 26 |
| Expense Example, with Redemption, 3 Years | 96 |
| Expense Example, with Redemption, 5 Years | 173 |
| Expense Example, with Redemption, 10 Years | $ 399 |