v3.26.1
Expense Example - Federated Hermes Municipal Bond Fund Inc.
Mar. 31, 2026
USD ($)
A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 553
Expense Example, with Redemption, 3 Years 772
Expense Example, with Redemption, 5 Years 1,008
Expense Example, with Redemption, 10 Years 1,686
C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 284
Expense Example, with Redemption, 3 Years 569
Expense Example, with Redemption, 5 Years 980
Expense Example, with Redemption, 10 Years 1,930
F  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 307
Expense Example, with Redemption, 3 Years 534
Expense Example, with Redemption, 5 Years 679
Expense Example, with Redemption, 10 Years 1,381
IS  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 83
Expense Example, with Redemption, 3 Years 259
Expense Example, with Redemption, 5 Years 450
Expense Example, with Redemption, 10 Years $ 1,002