Quarterly report pursuant to Section 13 or 15(d)

Business Overview - Additional Information (Details)

v3.4.0.3
Business Overview - Additional Information (Details)
 3 Months Ended
Mar. 31, 2016
Customer
lb
One G3  
Business Overview Disclosures [Line Items]  
Weight of oxygen portable device 4.8
One G2  
Business Overview Disclosures [Line Items]  
Weight of oxygen portable device 7.0
Maximum  
Business Overview Disclosures [Line Items]  
Percentage of patients using portable oxygen concentrators 8.00%
Maximum | One G3  
Business Overview Disclosures [Line Items]  
Estimated battery life of portable oxygen concentrator 4 hours 30 minutes
Maximum | One G2  
Business Overview Disclosures [Line Items]  
Estimated battery life of portable oxygen concentrator 5 hours
Minimum  
Business Overview Disclosures [Line Items]  
Percentage of patients using portable oxygen concentrators 6.00%
Minimum | Inogen One  
Business Overview Disclosures [Line Items]  
Number of customers served over several years | Customer 145,000