v3.25.4
Expense Example
Jan. 28, 2026
USD ($)
Leuthold Core Investment Fund | Leuthold Core Investment Fund Retail Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 136
Expense Example, with Redemption, 3 Years 425
Expense Example, with Redemption, 5 Years 734
Expense Example, with Redemption, 10 Years 1,613
Leuthold Core Investment Fund | Leuthold Core Investment Fund Institutional Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 126
Expense Example, with Redemption, 3 Years 393
Expense Example, with Redemption, 5 Years 681
Expense Example, with Redemption, 10 Years 1,500
Leuthold Global Fund | Leuthold Global Fund Retail Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 235
Expense Example, with Redemption, 3 Years 780
Expense Example, with Redemption, 5 Years 1,351
Expense Example, with Redemption, 10 Years 2,905
Leuthold Global Fund | Leuthold Global Fund Institutional Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 210
Expense Example, with Redemption, 3 Years 705
Expense Example, with Redemption, 5 Years 1,226
Expense Example, with Redemption, 10 Years 2,655
Leuthold Grizzly Short Fund | Leuthold Grizzly Short Fund Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 323
Expense Example, with Redemption, 3 Years 986
Expense Example, with Redemption, 5 Years 1,674
Expense Example, with Redemption, 10 Years 3,503
Leuthold Core ETF | Leuthold Core ETF Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 85
Expense Example, with Redemption, 3 Years 304
Expense Example, with Redemption, 5 Years 540
Expense Example, with Redemption, 10 Years 1,220
Leuthold Select Industries ETF | Leuthold Select Industries ETF Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 66
Expense Example, with Redemption, 3 Years 251
Expense Example, with Redemption, 5 Years 452
Expense Example, with Redemption, 10 Years $ 1,030