Commitments and Contingencies - Schedule of Other Information related to Stamford Lease and New Stamford Lease (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Commitments and Contingencies
Operating cash outflows relating to operating leases	$ 1,992	$ 1,957
ROU assets obtained in exchange for new operating lease liabilities	$ 6,779
Remaining lease term - operating leases (years)	10 years 9 months 18 days	1 year
Discount rate - operating leases	12.80%	7.00%

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Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

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Weighted average discount rate for operating lease calculated at point in time.

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- Definition

Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

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