v3.25.3
Average Annual Total Returns
 12 Months Ended 58 Months Ended 60 Months Ended 95 Months Ended 113 Months Ended
Dec. 01, 2025
Dec. 31, 2024
Dec. 31, 2024
 [3]
Dec. 31, 2024
Dec. 31, 2024
 [2]
Dec. 31, 2024
 [1]
ABR Dynamic Blend Equity & Volatility Fund | S&P 500® Index (reflects no deduction for fees, expenses or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent   25.02%   14.53%   13.61%
Performance Inception Date Aug. 03, 2015          
ABR Dynamic Blend Equity & Volatility Fund | Institutional Shares            
Prospectus [Line Items]            
Average Annual Return, Percent   11.78%   8.93%   6.07%
Performance Inception Date Aug. 03, 2015          
ABR Dynamic Blend Equity & Volatility Fund | Institutional Shares | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent   10.85%   6.93%   4.68%
Performance Inception Date Aug. 03, 2015          
ABR Dynamic Blend Equity & Volatility Fund | Institutional Shares | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent   6.97%   6.61%   4.46%
Performance Inception Date Aug. 03, 2015          
ABR Dynamic Blend Equity & Volatility Fund | Investor Shares            
Prospectus [Line Items]            
Average Annual Return, Percent   11.51%   8.63%   5.76%
Performance Inception Date Aug. 03, 2015          
ABR 50/50 Volatility Fund | S&P 500® Index (reflects no deduction for fees, expenses or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent   25.02%   14.53% 14.28%  
Performance Inception Date Oct. 02, 2017          
ABR 50/50 Volatility Fund | FTSE 3-Month U.S. T-Bill Index (reflects no deduction for fees, expenses or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent   5.45%   2.54% 2.36%  
Performance Inception Date Oct. 02, 2017          
ABR 50/50 Volatility Fund | Institutional Shares            
Prospectus [Line Items]            
Average Annual Return, Percent   13.84%   9.24% 6.30%  
Performance Inception Date Oct. 02, 2017          
ABR 50/50 Volatility Fund | Institutional Shares | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent   13.36%   6.80% 3.72%  
Performance Inception Date Oct. 02, 2017          
ABR 50/50 Volatility Fund | Institutional Shares | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent   8.20%   6.59% 4.04%  
Performance Inception Date Oct. 02, 2017          
ABR 50/50 Volatility Fund | Investor Shares            
Prospectus [Line Items]            
Average Annual Return, Percent   13.71%   8.97% 6.04%  
Performance Inception Date Oct. 02, 2017          
ABR 75/25 VOLATILITY FUND | S&P 500® Index (reflects no deduction for fees, expenses or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent   25.02% 15.81%      
Performance Inception Date Aug. 03, 2020          
ABR 75/25 VOLATILITY FUND | FTSE 3-Month U.S. T-Bill Index (reflects no deduction for fees, expenses or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent   5.45% 2.76%      
Performance Inception Date Aug. 03, 2020          
ABR 75/25 VOLATILITY FUND | Institutional Shares            
Prospectus [Line Items]            
Average Annual Return, Percent   15.21% 6.42%      
Performance Inception Date Aug. 03, 2020          
ABR 75/25 VOLATILITY FUND | Institutional Shares | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent   14.18% 4.97%      
Performance Inception Date Aug. 03, 2020          
ABR 75/25 VOLATILITY FUND | Institutional Shares | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent   9.00% 4.61%      
Performance Inception Date Aug. 03, 2020          
ABR 75/25 VOLATILITY FUND | Investor Shares            
Prospectus [Line Items]            
Average Annual Return, Percent   14.90% 6.13%      
Performance Inception Date Aug. 03, 2020          
[1] Investor Class commenced operations on August 14, 2015. Performance for the periods prior to August 14, 2015 are a blended average annual return which includes the returns of Institutional Class prior to the commencement of operations of Investor Class.
[2] Investor Class commenced operations on October 11, 2017. Performance for the periods prior to October 11, 2017 are a blended average annual return which includes the returns of Institutional Class prior to the commencement of operations of Investor Class.
[3] Investor Class commenced operations on August 5, 2020. Performance for the periods prior to August 5, 2020 are a blended average annual return which includes the returns of Institutional Class prior to the commencement of operations of Investor Class.