Empower SP Mid Cap 400 Index Fund Expense Example - Empower SP Mid Cap 400 Index Fund |
Dec. 31, 2025
USD ($)
|
|---|---|
| Institutional | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 19 |
| Expense Example, with Redemption, 3 Years | 61 |
| Expense Example, with Redemption, 5 Years | 107 |
| Expense Example, with Redemption, 10 Years | 243 |
| Investor | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 55 |
| Expense Example, with Redemption, 3 Years | 173 |
| Expense Example, with Redemption, 5 Years | 302 |
| Expense Example, with Redemption, 10 Years | 677 |
| L | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 82 |
| Expense Example, with Redemption, 3 Years | 260 |
| Expense Example, with Redemption, 5 Years | 453 |
| Expense Example, with Redemption, 10 Years | $ 1,012 |