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Business Overview - Additional Information (Details) | 9 Months Ended
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Sep. 30, 2020 Product
Inogen Europe Holding B.V. |
Business Overview Disclosures [Line Items] |
Date of incorporation of subsidiary | Apr. 13, 2017
Minimum | Inogen One |
Business Overview Disclosures [Line Items] |
Number of portable oxygen concentrators | 922,000

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