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Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
NGL Impact A [Member] | Research and Development Arrangement [Member] |  |
Commitments and Contingencies [Line Items] |  |
Payments to Navigo in connection with this program, which are recorded to research and development expenses | $ 0.4 | $ 0.3

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- Definition Commitments and Contingencies [Line Items] + References No definition available. + Details
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Data Type: | xbrli:stringItemType
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- Definition The minimum amount the entity agreed to spend under the long-term purchase commitment. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

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