v3.26.1
Cover - shares
 6 Months Ended
Mar. 31, 2026
May 15, 2026
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Mar. 31, 2026  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2026  
Current Fiscal Year End Date --09-30  
Entity File Number 001-40621  
Entity Registrant Name Mobix Labs, Inc.  
Entity Central Index Key 0001855467  
Entity Tax Identification Number 98-1591717  
Entity Incorporation, State or Country Code DE  
Entity Address, Address Line One 1 Venture  
Entity Address, Address Line Two Suite 220  
Entity Address, City or Town Irvine  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 92618  
City Area Code (949)  
Local Phone Number 808-8888  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Elected Not To Use the Extended Transition Period false  
Entity Shell Company false  
Class A Common Stock, par value $0.00001 per share    
Title of 12(b) Security Class A Common Stock, par value $0.00001 per share  
Trading Symbol MOBX  
Security Exchange Name NASDAQ  
Redeemable warrants, each warrant exercisable for one share of Class A Common Stock    
Title of 12(b) Security Redeemable warrants, each warrant exercisable for one share of Class A Common Stock  
Trading Symbol MOBXW  
Security Exchange Name NASDAQ  
Common Class A [Member]    
Entity Common Stock, Shares Outstanding   13,237,406
Common Class B [Member]    
Entity Common Stock, Shares Outstanding   200,491