v3.26.1
Form N-1A Cover
Jan. 30, 2026
Prospectus [Line Items]  
Document Type 497
Amendment Flag false
Registrant Name BNY Mellon Investment Funds I
Entity Central Index Key 0000799295
Entity Investment Company Type N-1A
Document Period End Date Jan. 30, 2026
Prospectus Date Jul. 31, 2026