Annual report pursuant to Section 13 and 15(d)

Nature of Business - Additional Information (Details)

v3.10.0.1
Nature of Business - Additional Information (Details)
$ in Thousands
 3 Months Ended 12 Months Ended
May 04, 2017
USD ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2018
USD ($)
Product
Dec. 31, 2017
USD ($)
Nature Of Business [Line Items]        
Goodwill acquired   $ 2,363 $ 2,257 $ 2,363
MedSupport Systems B.V.        
Nature Of Business [Line Items]        
Aggregate payment for acquisition $ 5,831      
Cash paid at closing 5,779      
Net working capital adjustments paid   $ 52    
Cash acquired 1,337      
Intangible assets acquired 1,529      
Goodwill acquired 2,154      
Net assets assumed $ 811      
MedSupport Systems B.V. | General and Administrative        
Nature Of Business [Line Items]        
Acquisition expenses       $ 370
Inogen Europe Holding B.V.        
Nature Of Business [Line Items]        
Date of incorporation of subsidiary     Apr. 13, 2017  
Europe Holding B V And Inogen Europe B V        
Nature Of Business [Line Items]        
Effective date of merger     Dec. 28, 2018  
Inogen One | Minimum        
Nature Of Business [Line Items]        
Number of portable oxygen concentrators | Product     567,000