Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Jan. 01, 2022
Accounting Policies [Line Items]
Income tax provision	$ 1	$ 1
Impairment loss on available-for-sale marketable securities	0	0
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]			Operating lease right-of-use assets
Operating lease right-of-use assets	5,173	0	$ 6,800
Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration]			us-gaap:OtherLiabilitiesNoncurrent
Operating Lease, Liability	6,476		$ 8,500
Restructuring lease liability	0	377	$ 1,600
Money Market Funds [Member]
Accounting Policies [Line Items]
Money market funds	$ 42,500	$ 73,800