Load [Member] Investment Objectives and Goals - Mississippi Tax-Free Income Series |
Jun. 30, 2026 |
|---|---|
| Prospectus [Line Items] | |
| Risk/Return [Heading] | Mississippi Tax‑Free Income Series |
| Objective [Heading] | INVESTMENT OBJECTIVES |
| Objective, Primary [Text Block] | The Fund seeks to provide a high and stable level of income exempt from federal and Mississippi personal income taxes derived from Mississippi municipal securities without incurring undue risk to principal.
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