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Stock-Based Compensation - Summary of stock option activity under the 2018 Plan to 2021 Plan (Details) - 2018 Plan and 2021 Plan Stock Option Activity plan - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding, Beginning balance	4,232,991
Options, Granted	98,897
Options, Exercised	(5,593)
Options, Cancelled or forfeited	(43,433)
Options Outstanding, Ending balance	4,282,862	4,232,991
Options, Exercisable at March 31, 2022	1,341,363
Weighted Average Exercise Price, Beginning balance	$ 7.43
Weighted Average Exercise Price, Granted	18.56
Weighted Average Exercise Price, Exercised	2.97
Weighted Average Exercise Price, Cancelled or forfeited	12.18
Weighted Average Exercise Price, Ending balance	7.64	$ 7.43
Weighted Average Exercise Price, Exercisable at March 31, 2022	$ 4.10
Weighted Average Remaining Contractual Term (years)	8 years 6 months 7 days	8 years 7 months 28 days
Weighted Average Remaining Contractual Term (years), Exercisable at March 31, 2022	6 years 9 months 25 days
Aggregate Intrinsic Value, Outstanding	$ 61,492	$ 40,437
Aggregate Intrinsic Value, Exercisable March 31, 2022	$ 24,015

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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