v3.26.1
Shareholder Report, Line Graph (Details) 197244_Pzena International Small Cap Value Fund_Investor Class_TSR Annual {Investor Class} - USD ($)
12 Months Ended
Feb. 28, 2025
Feb. 29, 2024
Feb. 28, 2023
Feb. 28, 2022
Feb. 28, 2021
Feb. 29, 2020
Feb. 28, 2019
Jul. 02, 2018
Feb. 28, 2026
Investor Class                  
Account Value [Line Items]                  
Line Graph and Table Measure Name                 Investor Class
Accumulated Value $ 13,827 $ 12,725 $ 11,796 $ 10,674 $ 9,983 $ 7,787 $ 9,252 $ 10,000 $ 19,153
MSCI World ex-USA IMI Index Net (USD)                  
Account Value [Line Items]                  
Line Graph and Table Measure Name                 MSCI World ex-USA IMI Index Net (USD)
Accumulated Value 14,643 13,413 11,888 12,467 12,015 9,725 9,772 10,000 $ 20,053
MSCI WORLD ex USA SMALL CAP Net (USD)                  
Account Value [Line Items]                  
Line Graph and Table Measure Name                 MSCI WORLD ex USA SMALL CAP Net (USD)
Accumulated Value 12,535 11,701 11,068 12,253 12,256 9,279 9,370 10,000 $ 18,344
MSCI World ex USA Small Cap Value index Net (USD)                  
Account Value [Line Items]                  
Line Graph and Table Measure Name                 MSCI World ex USA Small Cap Value index Net (USD)
Accumulated Value $ 12,974 $ 11,874 $ 11,180 $ 11,905 $ 11,306 $ 9,204 $ 9,465 $ 10,000 $ 19,394