Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Feb. 23, 2024
Jun. 30, 2023
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2023    
Document Fiscal Year Focus 2023    
Document Fiscal Period Focus FY    
Trading Symbol INGN    
Entity Registrant Name INOGEN, INC.    
Entity Central Index Key 0001294133    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer Yes    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Filer Category Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Common Stock, Shares Outstanding   23,326,783  
Entity Public Float     $ 267.9
Document Annual Report true    
Document Transition Report false    
Title of 12(b) Security Common Stock, $0.001 par value    
Security Exchange Name NASDAQ    
Entity File Number 001-36309    
Entity Tax Identification Number 33-0989359    
Entity Address, Address Line One 859 Ward Drive    
Entity Address, City or Town Goleta    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 93111    
City Area Code (805)    
Local Phone Number 562-0500    
Entity Interactive Data Current Yes    
Entity Incorporation, State or Country Code DE    
ICFR Auditor Attestation Flag true    
Auditor Name Deloitte & Touche LLP    
Auditor Firm ID 34    
Auditor Location Los Angeles, California, USA    
Documents Incorporated by Reference



Portions of the registrant’s definitive Proxy Statement to be filed with the Securities and Exchange Commission in connection with the registrant’s 2024 Annual Meeting of Stockholders, which will be filed subsequent to the date hereof, are incorporated by reference into Part III of this Form 10-K. Such Proxy Statement will be filed with the Securities and Exchange Commission not later than 120 days following the end of the registrant’s fiscal year ended December 31, 2023.

Document Financial Statement Error Correction [Flag] false