v3.26.1
Cover
6 Months Ended
Mar. 31, 2026
Document Information [Line Items]  
Document Type S-1
Amendment Flag false
Entity Registrant Name Matternet, Inc.
Entity Central Index Key 0002075109
Entity Incorporation, State or Country Code DE
Entity Filer Category Non-accelerated Filer
Entity Small Business true
Entity Emerging Growth Company true
Entity Ex Transition Period false