v3.26.3
DWS Strategic High Yield Tax-Free Fund Investment Objectives and Goals - Class ACIS [Member] - DWS Strategic High Yield Tax-Free Fund
Sep. 24, 2026
Prospectus [Line Items]  
Risk/Return [Heading] <span style="color:#000000;font-family:Arial;font-size:14pt;">DWS Strategic High Yield 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 to provide a high level of income exempt from regular federal income tax.