S000003466 [Member] Expense Example - Sit Dividend Growth Fund |
Jun. 30, 2026
USD ($)
|
|---|---|
| Class I | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 718 |
| Expense Example, with Redemption, 3 Years | 2,246 |
| Expense Example, with Redemption, 5 Years | 3,908 |
| Expense Example, with Redemption, 10 Years | 8,728 |
| Class S | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 97 |
| Expense Example, with Redemption, 3 Years | 304 |
| Expense Example, with Redemption, 5 Years | 528 |
| Expense Example, with Redemption, 10 Years | $ 1,171 |