v3.26.3
DWS Intermediate Tax-Free Fund Annual Fund Operating Expenses - Class ACIS [Member] - DWS Intermediate Tax-Free Fund
Sep. 24, 2026
Prospectus [Line Items]  
Fee Waiver or Reimbursement over Assets, Date of Termination <span style="font-family:Arial;font-size:10pt;">September 30, 2027</span>
Class A  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.32%
Distribution and Service (12b-1) Fees 0.25%
Other Expenses (as a percentage of Assets): 0.22%
Expenses (as a percentage of Assets) 0.79%
Fee Waiver or Reimbursement (0.16%)
Net Expenses (as a percentage of Assets) 0.63%
Class C  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.32%
Distribution and Service (12b-1) Fees 1.00%
Other Expenses (as a percentage of Assets): 0.25%
Expenses (as a percentage of Assets) 1.57%
Fee Waiver or Reimbursement (0.19%)
Net Expenses (as a percentage of Assets) 1.38%
INST Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.32%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.23%
Expenses (as a percentage of Assets) 0.55%
Fee Waiver or Reimbursement (0.17%)
Net Expenses (as a percentage of Assets) 0.38%
Class S  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.32%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.27%
Expenses (as a percentage of Assets) 0.59%
Fee Waiver or Reimbursement (0.21%)
Net Expenses (as a percentage of Assets) 0.38%