S000030894 [Member] Expense Example - Baron Emerging Markets Fund |
Dec. 31, 2025
USD ($)
|
|---|---|
| Retail Shares | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 140 |
| Expense Example, with Redemption, 3 Years | 437 |
| Expense Example, with Redemption, 5 Years | 755 |
| Expense Example, with Redemption, 10 Years | 1,657 |
| Institutional Shares | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 114 |
| Expense Example, with Redemption, 3 Years | 356 |
| Expense Example, with Redemption, 5 Years | 617 |
| Expense Example, with Redemption, 10 Years | 1,363 |
| R6 Shares | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 114 |
| Expense Example, with Redemption, 3 Years | 356 |
| Expense Example, with Redemption, 5 Years | 617 |
| Expense Example, with Redemption, 10 Years | $ 1,363 |