v3.25.4
Shareholder Report, Average Annual Return (Details) 190022_Aegis Value Fund_Class I_TSR Annual {Class I}
12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Without Sales Load [Member] | Class I      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Class I (without sales charge)    
Average Annual Return, Percent 67.07% 25.77% 22.82%
S&P 500 TR [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name S&P 500 TR    
Average Annual Return, Percent 17.88% 14.42% 14.82%
S&P SmallCap 600 Pure Value TR [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name S&P SmallCap 600 Pure Value TR    
Average Annual Return, Percent 8.83% 14.21% 9.65%