v3.25.1
Cover
12 Months Ended
Sep. 30, 2024
Entity Addresses [Line Items]  
Document Type S-1
Amendment Flag false
Entity Registrant Name MULLEN AUTOMOTIVE INC.
Entity Central Index Key 0001499961
Entity Tax Identification Number 86-3289406
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 1405 Pioneer Street
Entity Address, Address Line Two Brea
Entity Address, State or Province CA
Entity Address, Postal Zip Code 92821
City Area Code 714
Local Phone Number 613-1900
Entity Filer Category Non-accelerated Filer
Entity Small Business true
Entity Emerging Growth Company false
Business Contact [Member]  
Entity Addresses [Line Items]  
Entity Address, Address Line One 1405 Pioneer St
Entity Address, City or Town Brea
Entity Address, State or Province CA
Entity Address, Postal Zip Code 92821
City Area Code 714
Local Phone Number 613-1900
Contact Personnel Name David Michery