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Performance Management - Verity U.S. Treasury Fund
Jan. 31, 2026
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance
Performance Narrative [Text Block]
The following bar chart and table provide some indication of the risks of investing in the Fund by showing changes in the Fund’s performance from year to year and by showing how the Fund’s average annual total returns for one-year and since inception compare with that of a broad-based securities index and an additional index that the Adviser believes more closely reflects the market segment in which the Fund primarily invests. The Fund’s past performance, before and after taxes, is not necessarily an indication of how the Fund will perform in the future and does not guarantee future results. Updated performance information is available by calling the Fund toll-free at 1-800-984-5014.
Index No Deduction for Fees, Expenses, or Taxes [Text] (reflects no deduction for fees, expenses or taxes)
Verity U.S. Treasury Fund Investor Class  
Prospectus [Line Items]  
Performance Past Does Not Indicate Future [Text] The Fund’s past performance, before and after taxes, is not necessarily an indication of how the Fund will perform in the future and does not guarantee future results.
Performance Information Illustrates Variability of Returns [Text] The following bar chart and table provide some indication of the risks of investing in the Fund by showing changes in the Fund’s performance from year to year and by showing how the Fund’s average annual total returns for one-year and since inception compare with that of a broad-based securities index and an additional index that the Adviser believes more closely reflects the market segment in which the Fund primarily invests.
Bar Chart [Heading] Calendar Year Returns as of December 31
Bar Chart Closing [Text Block]
During the period shown in the bar chart, the best performance for a quarter was 1.95% (for the quarter ended September 30, 2024) and the worst performance was 0.08% (for the quarter ended December 31, 2024).
Highest Quarterly Return, Label [Optional Text] best performance
Highest Quarterly Return 1.95%
Highest Quarterly Return, Date Sep. 30, 2024
Lowest Quarterly Return, Label [Optional Text] worst performance
Lowest Quarterly Return 0.08%
Lowest Quarterly Return, Date Dec. 31, 2024
Performance Table Heading Average Annual Total Return as of December 31, 2025
Performance Table Uses Highest Federal Rate 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.
Performance Table Not Relevant to Tax Deferred Actual after-tax returns depend on an investor’s tax situation and may differ from those shown, and 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.
Performance Table Closing [Text Block]
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, and 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.

The Bloomberg U.S. Treasury Index measures U.S. dollar-denominated, fixed-rate, nominal debt issued by the U.S. Treasury, excluding Treasury bills. The Bloomberg Short Treasury Total Return Index is composed of all U.S. Treasuries that have a remaining maturity between one and twelve months.
Performance Availability Phone [Text] 1-800-984-5014