Nature of the Business and Basis of Presentation - Additional Information (Detail) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Business Acquisition [Line Items]
Cash and cash equivalents	$ 79,855	$ 81,787
Accumulated deficit	$ (347,634)	$ (282,871)

The cumulative amount of the reporting entity's undistributed earnings or deficit.

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