XML 17 R1.htm IDEA: XBRL DOCUMENT v3.23.1
Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2022
Mar. 16, 2023
Jun. 30, 2022
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2022    
Document Fiscal Year Focus 2022    
Document Fiscal Period Focus FY    
Entity Registrant Name Eargo, Inc.    
Entity Central Index Key 0001719395    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Common Stock, Shares Outstanding   20,741,841  
Entity Public Float     $ 22,580,118
Title of 12(b) Security Common Stock, par value $0.0001 per share    
Trading Symbol EAR    
Security Exchange Name NASDAQ    
Entity File Number 001-39616    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 27-3879804    
Entity Address, Address Line One 2665 North First Street    
Entity Address, Address Line Two Suite 300    
Entity Address, City or Town San Jose    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 95134    
City Area Code 650    
Local Phone Number 351-7700    
Document Annual Report true    
Document Transition Report false    
ICFR Auditor Attestation Flag false    
Documents Incorporated by Reference

Portions of the Registrant’s definitive proxy statement relating to the 2023 Annual Meeting of Stockholders to be filed electronically pursuant to Regulation 14A not later than 120 days after the end of the fiscal year ended December 31, 2022, are incorporated herein by reference in Part III.

   
Auditor Name Deloitte & Touche LLP    
Auditor Firm ID 34    
Auditor Location San Jose, California