Alger Global Equity Fund Expense Example - Class A C Shares [Member] - Alger Global Equity Fund |
Oct. 31, 2025
USD ($)
|
|---|---|
| Class A | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 641 |
| Expense Example, with Redemption, 3 Years | 1,020 |
| Expense Example, with Redemption, 5 Years | 1,491 |
| Expense Example, with Redemption, 10 Years | 2,790 |
| Class C | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 328 |
| Expense Example, with Redemption, 3 Years | 809 |
| Expense Example, with Redemption, 5 Years | 1,468 |
| Expense Example, with Redemption, 10 Years | $ 3,235 |