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v3.19.3.a.u2

Commitments and Contingencies - Additional Information (Details) $ in Thousands | 1 Months Ended |  |  |
--- | --- | --- | --- | ---
Oct. 31, 2019 Lawsuit | Jan. 13, 2020 Lawsuit | Dec. 31, 2019 USD ($) | May 20, 2019 Lawsuit
Commitments And Contingencies [Line Items] |  |  |  |
Outstanding purchase orders with its outside vendors and suppliers | $ |  |  | $ 54,500 |
Number of lawsuits |  |  |  | 2
No. of additional shareholder derivative who filed lawsuits | 3 |  |  |
Subsequent Event |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |
Number of derivative lawsuits |  | 4 |  |

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- Definition Commitments and contingencies. + References No definition available. + Details
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- Definition Number of additional shareholder derivative who filed lawsuits. + References No definition available. + Details
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Namespace Prefix: | ingn_
Data Type: | xbrli:integerItemType
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- Definition Number of consolidated shareholder derivative lawsuits. + References No definition available. + Details
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Namespace Prefix: | ingn_
Data Type: | xbrli:integerItemType
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- Definition Number of lawsuits. + References No definition available. + Details
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- Definition Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
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Period Type: | instant

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |