Shareholder Fees - Oberweis China Opportunities Fund |
Sep. 11, 2025 |
|---|---|
| Investor Class | |
| Prospectus [Line Items] | |
| Redemption Fee (as a percentage of Amount Redeemed) | (2.00%) |
| Exchange Fee (as a percentage of Amount Redeemed) | 2.00% |
| Institutional Class | |
| Prospectus [Line Items] | |
| Redemption Fee (as a percentage of Amount Redeemed) | (2.00%) |
| Exchange Fee (as a percentage of Amount Redeemed) | 2.00% |