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Stock-based Compensation - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Stock-based compensation
Proceeds from issuances of common stock from employee stock purchase plans			$ 337	$ 755
Unrecognized compensation cost related to outstanding options	$ 36,243		$ 36,243
Period over which unrecognized compensation cost is expected to be recognized as expense			2 years 4 months 24 days
Restricted stock units
Stock-based compensation
Vesting period (in years)			4 years
Total fair value of shares vested			$ 10,020	$ 11,165
Stock options
Stock-based compensation
Weighted-average grant date fair value per share of grants (in dollars per share)				$ 12.60
Employee stock purchase plan.
Stock-based compensation
Employee Stock Purchase Plan, Purchase Price Percentage			85.00%
Issuance for employee stock purchase plan, shares			22,627
Proceeds from issuances of common stock from employee stock purchase plans			$ 337
Employee stock purchase plan compensation expenses	$ 28	$ 58	$ 88	$ 195

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