v3.25.2
Shareholder Report, Average Annual Return (Details)
 12 Months Ended 54 Months Ended 60 Months Ended 120 Months Ended
May 31, 2025
May 31, 2025
May 31, 2025
May 31, 2025
C000244001 [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name FPA Queens Road Small Cap Value Fund (Advisor Class/QRSAX)      
Average Annual Return, Percent 8.66% 10.82% [1]    
C000244002 [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name FPA Queens Road Small Cap Value Fund (Institutional Class/QRSIX)      
Average Annual Return, Percent 8.82% 10.94% [2]    
C000244000 [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name FPA Queens Road Small Cap Value Fund (Investor Class/QRSVX)      
Average Annual Return, Percent 8.67%   13.95% 8.44%
C000243218 [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name FPA Queens Road Value Fund (QRVLX)      
Average Annual Return, Percent 4.91%   13.67% 10.23%
Standard & Poor's 500 Index [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name S&P 500® Index      
Average Annual Return, Percent 13.52%   15.94% 12.86%
Russell 3000 Index [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name Russell 3000 Index      
Average Annual Return, Percent 13.12% 12.00% [1],[2] 15.34% 12.21%
S And P 500 Value Index [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name S&P 500® Value Index      
Average Annual Return, Percent 5.04%   13.97% 9.79%
Russell 2000 Value Index [Member]        
Average Annual Return [Line Items]        
Line Graph and Table Measure Name Russell 2000® Value Index      
Average Annual Return, Percent (1.14%) 6.95% [1],[2] 12.03% 6.22%
[1] Advisor Class commenced operations on December 1, 2020.
[2] Institutional Class commenced operations on December 1, 2020.