Income Taxes - Schedule of Components of Deferred Tax Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred tax asset:
Federal and State net operating loss carryforwards	$ 44,933	$ 28,072
Stock based compensation	6,853	2,633
Other accruals	396	566
Tax credits	6,737	3,928
Gross deferred tax asset	58,919	35,199
Valuation allowance	(58,611)	(35,034)
Total deferred tax assets	308	165
Deferred tax liabilities:
Property and equipment	(5)	(14)
Capitalized leases	(303)	(151)
Gross deferred tax liabilities	(308)	(165)
Net deferred tax assets	$ 0	$ 0