Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
9 Months Ended
Sep. 30, 2019
Nov. 04, 2019
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Sep. 30, 2019  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q3  
Trading Symbol AIRG  
Entity Registrant Name AIRGAIN INC  
Entity Central Index Key 0001272842  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Shell Company false  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity File Number 001-37851  
Entity Tax Identification Number 95-4523882  
Entity Address, Address Line One 3611 Valley Centre Drive  
Entity Address, Address Line Two Suite 150  
Entity Address, City or Town San Diego  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 92130  
City Area Code 760  
Local Phone Number 579-0200  
Entity Common Stock, Shares Outstanding   9,696,984
Document Quarterly Report true  
Document Transition Report false  
Title of 12(b) Security Common shares, par value $0.0001 per share  
Security Exchange Name NASDAQ  
Entity Incorporation, State or Country Code DE