Average Annual Total Returns
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12 Months Ended |
60 Months Ended |
72 Months Ended |
120 Months Ended |
Jan. 28, 2026 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
| S&P 500® Index |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
S&P 500® Index
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| Average Annual Return, Percent |
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17.88%
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14.42%
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15.06%
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14.82%
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| Bloomberg Global Aggregate Index |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Bloomberg Global Aggregate Index
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| Average Annual Return, Percent |
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8.17%
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(2.15%)
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(0.40%)
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1.26%
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| 50% S&P 500/Bloomberg Global Aggregate Index |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
50% S&P 500/Bloomberg Global Aggregate Index
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| Average Annual Return, Percent |
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13.13%
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6.03%
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8.09%
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| Morningstar Tactical Allocation Category Average |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Morningstar Tactical Allocation Category Average
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| Average Annual Return, Percent |
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11.70%
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5.40%
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5.98%
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| MSCI ACWI |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
MSCI ACWI
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| Average Annual Return, Percent |
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22.34%
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11.19%
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11.72%
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| 50% MSCI/50% BBG Global Aggregate Blend |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
50% MSCI/50% BBG Global Aggregate Blend
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| Average Annual Return, Percent |
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15.18%
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4.46%
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6.58%
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| Morningstar Global Tactical Allocation Category Average |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Morningstar Global Tactical Allocation Category Average
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| Average Annual Return, Percent |
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8.17%
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(2.15%)
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1.26%
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| S&P MidCap 400® Index |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
S&P MidCap 400® Index
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| Average Annual Return, Percent |
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7.50%
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9.12%
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10.72%
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| 50% S&P 500/50% Bloomberg Global Aggregate Index |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
50% S&P 500/50% Bloomberg Global Aggregate Index
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| Average Annual Return, Percent |
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13.13%
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6.03%
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7.34%
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| Morningstar Tactical Allocation Category |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Morningstar Tactical Allocation Category
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| Average Annual Return, Percent |
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11.70%
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5.40%
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5.98%
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| S&P 1500® Index |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
S&P 1500® Index
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| Average Annual Return, Percent |
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15.51%
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12.29%
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12.51%
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| S&P SmallCap 600® Index |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Morningstar Mid-Cap Blend Category
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| Average Annual Return, Percent |
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8.94%
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8.84%
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9.68%
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| Leuthold Core Investment Fund Retail Class |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return Before Taxes
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| Average Annual Return, Percent |
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14.46%
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8.12%
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7.49%
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| Leuthold Core Investment Fund Retail Class | After Taxes on Distributions |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return After Taxes on Distributions
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| Average Annual Return, Percent |
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12.33%
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6.50%
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6.30%
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| Leuthold Core Investment Fund Retail Class | After Taxes on Distributions and Sales |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return After Taxes on Distributions and Sale of Fund Shares
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| Average Annual Return, Percent |
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9.90%
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6.16%
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5.83%
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| Leuthold Core Investment Fund Institutional Class |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return Before Taxes
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| Average Annual Return, Percent |
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14.55%
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8.22%
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7.60%
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| Leuthold Global Fund Retail Class |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return Before Taxes
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| Average Annual Return, Percent |
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17.34%
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6.24%
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4.99%
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| Leuthold Global Fund Retail Class | After Taxes on Distributions |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return After Taxes on Distributions
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| Average Annual Return, Percent |
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14.81%
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4.90%
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3.64%
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| Leuthold Global Fund Retail Class | After Taxes on Distributions and Sales |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return After Taxes on Distributions and Sale of Shares
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| Average Annual Return, Percent |
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11.98%
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4.74%
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3.69%
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| Leuthold Global Fund Institutional Class |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return Before Taxes
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| Average Annual Return, Percent |
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17.72%
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6.42%
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5.20%
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| Leuthold Grizzly Short Fund Class |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return before taxes
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| Average Annual Return, Percent |
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(2.96%)
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(5.38%)
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(14.19%)
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| Leuthold Grizzly Short Fund Class | After Taxes on Distributions |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return after taxes on distributions
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| Average Annual Return, Percent |
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(5.17%)
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(7.00%)
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(14.96%)
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| Leuthold Grizzly Short Fund Class | After Taxes on Distributions and Sales |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return after taxes on distributions and sale of Fund shares
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| Average Annual Return, Percent |
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(1.72%)
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(4.57%)
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(8.84%)
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| Leuthold Core ETF Class |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return before taxes
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| Average Annual Return, Percent |
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12.43%
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7.38%
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8.40%
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| Performance Inception Date |
Jan. 06, 2020
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| Leuthold Core ETF Class | After Taxes on Distributions |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return after taxes on distributions
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| Average Annual Return, Percent |
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11.92%
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6.97%
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8.02%
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| Leuthold Core ETF Class | After Taxes on Distributions and Sales |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return after taxes on distributions and sale of ETF shares
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| Average Annual Return, Percent |
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7.46%
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5.65%
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6.54%
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| Leuthold Select Industries ETF Class |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return before taxes
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| Average Annual Return, Percent |
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21.30%
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13.49%
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12.15%
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| Leuthold Select Industries ETF Class | After Taxes on Distributions |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return after taxes on distributions
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| Average Annual Return, Percent |
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20.90%
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11.92%
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10.71%
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| Leuthold Select Industries ETF Class | After Taxes on Distributions and Sales |
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| Prospectus [Line Items] |
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| Average Annual Return, Label [Optional Text] |
Return after taxes on distributions and sale of Fund shares
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| Average Annual Return, Percent |
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12.88%
|
10.50%
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9.65%
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