v3.25.4
Average Annual Total Returns
 12 Months Ended 25 Months Ended 36 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
CastleArk Large Growth ETF | Russell 1000 Index Return (reflects no deductions for fees, expenses, or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent 17.37%   23.07%      
CastleArk Large Growth ETF | Russell 1000 Growth Index Return (reflects no deductions for fees, expenses, or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent 18.56%   27.73%      
CastleArk Large Growth ETF | CastleArk Large Growth ETF Shares            
Prospectus [Line Items]            
Average Annual Return, Percent 10.67%   20.37%      
CastleArk Large Growth ETF | CastleArk Large Growth ETF Shares | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent 10.67%   20.37%      
CastleArk Large Growth ETF | CastleArk Large Growth ETF Shares | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent 6.32%   15.87%      
Frontier Asset Absolute Return ETF | Frontier Asset Absolute Return ETF Shares            
Prospectus [Line Items]            
Average Annual Return, Percent 10.57% 11.02%        
Frontier Asset Absolute Return ETF | Frontier Asset Absolute Return ETF Shares | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent 9.11% 9.52%        
Frontier Asset Absolute Return ETF | Frontier Asset Absolute Return ETF Shares | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent 6.24% 7.75%        
Frontier Asset Absolute Return ETF | Morningstar Developed Markets All Cap Target Market Exposure Index (Net) (USD) (reflects no deductions for fees, expenses or taxes (except foreign withholding taxes))            
Prospectus [Line Items]            
Average Annual Return, Percent 21.01% 20.74%        
Frontier Asset Absolute Return ETF | HFR (HFRX) Global Hedge Fund Index (USD) (reflects no deductions for fees, expenses or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent 7.14% 7.11%        
Frontier Asset Core Bond ETF | Frontier Asset Core Bond ETF Shares            
Prospectus [Line Items]            
Average Annual Return, Percent 6.33% 6.37%        
Frontier Asset Core Bond ETF | Frontier Asset Core Bond ETF Shares | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent 4.48% 4.54%        
Frontier Asset Core Bond ETF | Frontier Asset Core Bond ETF Shares | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent 3.73% 4.08%        
Frontier Asset Core Bond ETF | Morningstar US Core Bond Index (USD) (reflects no deductions for fees, expenses or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent 7.12% 7.08%        
Frontier Asset Opportunistic Credit ETF | Frontier Asset Opportunistic Credit ETF Shares            
Prospectus [Line Items]            
Average Annual Return, Percent 6.58% 6.67%        
Frontier Asset Opportunistic Credit ETF | Frontier Asset Opportunistic Credit ETF Shares | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent 4.69% 4.82%        
Frontier Asset Opportunistic Credit ETF | Frontier Asset Opportunistic Credit ETF Shares | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent 3.88% 4.30%        
Frontier Asset Opportunistic Credit ETF | Morningstar US Core Plus Bond Index (USD) (reflects no deductions for fees, expenses or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent 7.19% 7.16%        
Frontier Asset Global Small Cap Equity ETF | Frontier Asset Global Small Cap Equity ETF Shares            
Prospectus [Line Items]            
Average Annual Return, Percent 21.32% 21.56%        
Frontier Asset Global Small Cap Equity ETF | Frontier Asset Global Small Cap Equity ETF Shares | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent 20.55% 20.81%        
Frontier Asset Global Small Cap Equity ETF | Frontier Asset Global Small Cap Equity ETF Shares | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent 12.60% 16.11%        
Frontier Asset Global Small Cap Equity ETF | Morningstar Developed Markets All Cap Target Market Exposure Index (Net) (USD) (reflects no deductions for fees, expenses or taxes (except foreign withholding taxes))            
Prospectus [Line Items]            
Average Annual Return, Percent 21.01% 20.74%        
Frontier Asset Global Small Cap Equity ETF | Morningstar Developed Markets Small Cap Index (Net) (USD) (reflects no deductions for fees, expenses or taxes (except foreign withholding taxes))            
Prospectus [Line Items]            
Average Annual Return, Percent 17.29% 17.46%        
Frontier Asset Total International Equity ETF | Frontier Asset Total International Equity ETF Shares            
Prospectus [Line Items]            
Average Annual Return, Percent 29.04% 28.10%        
Frontier Asset Total International Equity ETF | Frontier Asset Total International Equity ETF Shares | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent 27.90% 27.00%        
Frontier Asset Total International Equity ETF | Frontier Asset Total International Equity ETF Shares | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent 17.16% 20.95%        
Frontier Asset Total International Equity ETF | Morningstar Global Markets ex US Index (Net) (USD) (reflects no deductions for fees, expenses or taxes (except foreign withholding taxes))            
Prospectus [Line Items]            
Average Annual Return, Percent 31.60% 31.02%        
Frontier Asset U.S. Large Cap Equity ETF | Frontier Asset U.S. Large Cap Equity ETF Shares            
Prospectus [Line Items]            
Average Annual Return, Percent 14.36% 14.24%        
Frontier Asset U.S. Large Cap Equity ETF | Frontier Asset U.S. Large Cap Equity ETF Shares | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent 14.22% 14.10%        
Frontier Asset U.S. Large Cap Equity ETF | Frontier Asset U.S. Large Cap Equity ETF Shares | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent 8.50% 10.80%        
Frontier Asset U.S. Large Cap Equity ETF | Morningstar US Large Cap Index (USD) (reflects no deductions for fees, expenses or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent 19.78% 19.18%        
KOPERNIK GLOBAL ALL-CAP FUND | MSCI All Country World Index (Net) (reflects no deduction for fees, expenses or taxes (except foreign withholding taxes))            
Prospectus [Line Items]            
Average Annual Return, Percent 22.34%       11.19% 11.72%
KOPERNIK GLOBAL ALL-CAP FUND | CLASS A SHARES            
Prospectus [Line Items]            
Average Annual Return, Percent 54.97%       13.03% 15.01%
KOPERNIK GLOBAL ALL-CAP FUND | CLASS I SHARES            
Prospectus [Line Items]            
Average Annual Return, Percent 64.79%       14.65% 15.98%
KOPERNIK GLOBAL ALL-CAP FUND | CLASS I SHARES | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent 57.58%       11.40% 13.80%
KOPERNIK GLOBAL ALL-CAP FUND | CLASS I SHARES | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent 40.90%       10.57% 12.63%
KOPERNIK INTERNATIONAL FUND | MSCI All Country World Index ex-US (Net) (reflects no deduction for fees, expenses or taxes (except foreign withholding taxes))            
Prospectus [Line Items]            
Average Annual Return, Percent 32.39%       7.91% 8.41%
KOPERNIK INTERNATIONAL FUND | INVESTOR CLASS SHARES            
Prospectus [Line Items]            
Average Annual Return, Percent 54.46%       10.93% [1]
KOPERNIK INTERNATIONAL FUND | CLASS I SHARES            
Prospectus [Line Items]            
Average Annual Return, Percent 54.88%       11.22% 11.89%
KOPERNIK INTERNATIONAL FUND | CLASS I SHARES | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent 49.09%       8.89% 10.46%
KOPERNIK INTERNATIONAL FUND | CLASS I SHARES | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent 34.76%       8.19% 9.42%
PMV Adaptive Risk Parity ETF | Morningstar US Core Bond Index (reflects no deduction for fees, expenses or taxes)            
Prospectus [Line Items]            
Average Annual Return, Percent 7.12%     4.16%    
PMV Adaptive Risk Parity ETF | PMV Adaptive Risk Parity ETF Shares            
Prospectus [Line Items]            
Average Annual Return, Percent 18.86%     11.37%    
PMV Adaptive Risk Parity ETF | PMV Adaptive Risk Parity ETF Shares | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent 16.00%     9.39%    
PMV Adaptive Risk Parity ETF | PMV Adaptive Risk Parity ETF Shares | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent 11.28%     8.00%    
[1] Investor Class Shares of the Fund were offered beginning December 10, 2018.