S000011692 [Member] Annual Fund Operating Expenses - Midas Discovery - Midas Discovery |
Dec. 31, 2025 |
|---|---|
| Prospectus [Line Items] | |
| Management Fees (as a percentage of Assets) | 1.00% |
| Distribution and Service (12b-1) Fees | 0.25% |
| Other Expenses (as a percentage of Assets): | 2.22% |
| Expenses (as a percentage of Assets) | 3.47% |