v3.25.4
Average Annual Total Returns - Towle Value Fund
12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
S&P 500 Index (reflects no deduction for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 17.88% 14.42% 14.82%
Russell 2000 Value Index (reflects no deduction for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 12.59% 8.88% 9.27%
Towle Value Fund Shares      
Prospectus [Line Items]      
Average Annual Return, Percent 1.50% 6.28% 7.80%
Towle Value Fund Shares | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 1.40% 5.22% 6.46%
Towle Value Fund Shares | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 0.97% 4.92% 6.15%
[1] After-tax returns are calculated using the historical highest individual federal marginal income tax rates and do not reflect the impact of state and local taxes. Actual after-tax returns depend on an investor’s tax situation and may differ from those shown. After-tax returns shown are not relevant to investors who hold their Fund shares through tax-deferred arrangements, such as 401(k) plans or individual retirement accounts.