Income Taxes - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Tax Credit Carryforward [Line Items]
Increase (decrease) in valuation allowance	$ 17,800	$ 6,200
Research and development credits	2,073	534
Unrecognized tax benefits	839	337	$ 264
Federal
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	94,000	36,200
Research and development credits	1,500	200
State
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	84,500	33,000
Research and development credits	$ 1,600	$ 700