DWS Massachusetts Tax-Free Fund Expense Example, No Redemption - Classes ACS [Member] - DWS Massachusetts Tax-Free Fund |
Jul. 27, 2026
USD ($)
|
|---|---|
| Class A | |
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 363 |
| Expense Example, No Redemption, 3 Years | 570 |
| Expense Example, No Redemption, 5 Years | 793 |
| Expense Example, No Redemption, 10 Years | 1,435 |
| Class C | |
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | 167 |
| Expense Example, No Redemption, 3 Years | 553 |
| Expense Example, No Redemption, 5 Years | 964 |
| Expense Example, No Redemption, 10 Years | 1,894 |
| INST Class | |
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | 65 |
| Expense Example, No Redemption, 3 Years | 231 |
| Expense Example, No Redemption, 5 Years | 411 |
| Expense Example, No Redemption, 10 Years | 931 |
| Class S | |
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | 65 |
| Expense Example, No Redemption, 3 Years | 235 |
| Expense Example, No Redemption, 5 Years | 420 |
| Expense Example, No Redemption, 10 Years | $ 953 |