Income Taxes - Schedule of Significant Components of Company's Deferred Tax Assets (Detail) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred tax assets:
Net operating loss carryforwards	$ 47,190	$ 84,531
Accruals and reserves	5,878	4,785
Operating lease liabilities	61,476	16,782
Other deferred tax assets	6,362	1,517
Stock-based compensation	14,042	9,605
Deferred revenue		86
Research credit	37,878	19,526
Total deferred tax assets	172,826	136,832
Less valuation allowance	(98,649)	(116,640)
Net deferred tax assets	74,177	20,192
Deferred tax liabilities:
Depreciation	(28,579)	(6,778)
Operating lease assets	(47,521)	(13,776)
Intangible assets	(31)	(31)
Other deferred tax liabilities	(192)	(4)
Total deferred tax liabilities	(76,323)	(20,589)
Long term deferred taxes, liabilities	$ (2,146)	$ (397)