Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 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	$ 0.7	$ 0.3	$ 1.1	$ 0.6

The minimum amount the entity agreed to spend under the long-term purchase commitment.

No definition available.

Name:	us-gaap_LongTermPurchaseCommitmentAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration