Shareholder Report, Average Annual Return (Details) 190978_WPG Partners Select Small Cap Value Fund_Institutional_TSR Annual {Institutional} |
12 Months Ended | 56 Months Ended |
|---|---|---|
Aug. 31, 2026 |
Aug. 31, 2026 |
|
| Institutional | ||
| Average Annual Return [Line Items] | ||
| Line Graph and Table Measure Name | Institutional | |
| Average Annual Return, Percent | 35.91% | 13.77% |
| Russell 3000 Total Return Index [Member] | ||
| Average Annual Return [Line Items] | ||
| Line Graph and Table Measure Name | Russell 3000 Total Return Index | |
| Average Annual Return, Percent | 20.10% | 11.54% |
| Russell 2000 Value Total Return Index [Member] | ||
| Average Annual Return [Line Items] | ||
| Line Graph and Table Measure Name | Russell 2000 Value Total Return Index | |
| Average Annual Return, Percent | 29.95% | 8.60% |