S000005569 [Member] Expense Example - Nuveen Small Cap Select Fund |
Oct. 31, 2025
USD ($)
|
|---|---|
| Class A | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 690 |
| Expense Example, with Redemption, 3 Years | 952 |
| Expense Example, with Redemption, 5 Years | 1,238 |
| Expense Example, with Redemption, 10 Years | 2,050 |
| Class I | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 97 |
| Expense Example, with Redemption, 3 Years | 327 |
| Expense Example, with Redemption, 5 Years | 569 |
| Expense Example, with Redemption, 10 Years | 1,280 |
| Class R6 | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 84 |
| Expense Example, with Redemption, 3 Years | 281 |
| Expense Example, with Redemption, 5 Years | 499 |
| Expense Example, with Redemption, 10 Years | $ 1,128 |