v3.25.3
Average Annual Total Returns
12 Months Ended 60 Months Ended 120 Months Ended 160 Months Ended
Dec. 31, 2024
Dec. 31, 2024
Dec. 31, 2024
Dec. 31, 2024
S&P 500 Index (reflects no deduction for fees, expenses or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent 25.02% 14.52% 13.10%  
Dow Jones U.S. Thematic Market Neutral Low Beta Index (reflects no deduction for fees, expenses or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent 10.05% (2.50%) 0.41%  
AGF U.S. Market Neutral Anti-Beta Fund [Member]        
Prospectus [Line Items]        
Average Annual Return, Percent 12.99% (1.45%) 0.39%  
Performance Inception Date       Sep. 12, 2011
AGF U.S. Market Neutral Anti-Beta Fund [Member] | After Taxes on Distributions        
Prospectus [Line Items]        
Average Annual Return, Percent 11.68% (2.13%) 0.01%  
AGF U.S. Market Neutral Anti-Beta Fund [Member] | After Taxes on Distributions and Sales        
Prospectus [Line Items]        
Average Annual Return, Percent 7.93% (1.32%) 0.19%