DWS Massachusetts Tax-Free Fund Investment Objectives and Goals - Classes ACS [Member] - DWS Massachusetts Tax-Free Fund |
Jul. 27, 2026 |
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| Prospectus [Line Items] | |
| Risk/Return [Heading] | <span style="color:#000000;font-family:Arial;font-size:14pt;">DWS Massachusetts Tax-Free Fund</span> |
| Objective [Heading] | <span style="color:#000000;font-family:Arial;font-size:10pt;font-weight:bold;text-transform:uppercase;">Investment Objective</span> |
| Objective, Primary [Text Block] | The fund seeks income that is exempt from Massachusetts personal and federal income taxes. |