Income Taxes - Schedule of Net Deferred Income Tax Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Components of Deferred Tax Assets and Liabilities [Abstract]
Intangible assets	$ 11,675	$ 11,372
Property and equipment	40	51
Stock-based compensation	7,743	7,148
Net operating loss carryforwards	108,762	106,342
Tax credit carryforwards	956	11,472
Research and development deduction	458	1,859
Reserves and accruals	20,090	13,528
Gross deferred income tax assets	149,724	151,772
Less: valuation allowance	(137,742)	(150,864)
Net deferred income tax assets	11,982	908
Intangible assets	(13,341)	(821)
Property and equipment	(392)	(143)
Gross deferred income tax liabilities	(13,733)	(964)
Net deferred income tax liabilities	$ (1,751)	$ (56)