Property and Equipment Net - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Property, Plant and Equipment [Abstract]
Property and equipment, depreciation and amortization expense	$ 2,400,000	$ 2,500,000	$ 2,500,000
Impairments for long-lived assets	1,698,000	$ 0
Impairments of leasehold improvements and furniture and fixture	$ 700,000
Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration]	Research and Development Expense (Excluding Acquired in Process Cost)