v3.25.2
DWS Strategic High Yield Tax-Free Fund Expense Example - Class ACIS [Member] - DWS Strategic High Yield Tax-Free Fund
May 31, 2025
USD ($)
Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 363
Expense Example, with Redemption, 3 Years 570
Expense Example, with Redemption, 5 Years 793
Expense Example, with Redemption, 10 Years 1,435
Class C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 267
Expense Example, with Redemption, 3 Years 536
Expense Example, with Redemption, 5 Years 930
Expense Example, with Redemption, 10 Years 1,835
INST Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 65
Expense Example, with Redemption, 3 Years 231
Expense Example, with Redemption, 5 Years 411
Expense Example, with Redemption, 10 Years 931
Class S  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 65
Expense Example, with Redemption, 3 Years 227
Expense Example, with Redemption, 5 Years 402
Expense Example, with Redemption, 10 Years $ 909