v3.26.1
Form N-1A Cover
Aug. 31, 2025
Prospectus [Line Items]  
Document Type 497
Amendment Flag false
Registrant Name BNY MELLON MUNICIPAL FUNDS, INC.
Entity Central Index Key 0000878092
Entity Investment Company Type N-1A
Document Period End Date Aug. 31, 2025
Prospectus Date Dec. 31, 2025