Stock-Based Compensation Plan - Summary of 2011, 2017 and 2020 Stock Option Plan Activity (Details) - $ / shares	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Number of Stock Options
Exercised (in shares)	(310,877)
Weighted Average Exercise Price
Exercised (in usd per share)	$ 0.57
2011 Stock Option Plan
Number of Stock Options
Beginning Balance (in shares)	1,571,205	1,571,205	1,647,650
Granted (in shares)	0	0	0
Forfeited (in shares)	0	0	(76,445)
Ending Balance (in shares)	1,260,328	1,571,205	1,571,205
Vested (in shares)	1,260,328
Exercisable (in shares)	1,260,328
Weighted Average Exercise Price
Beginning Balance (in usd per share)	$ 0.59	$ 0.59	$ 0.60
Granted (in usd per share)	0	0	0
Forfeited (in usd per share)	0	0	0.67
Ending Balance (in usd per share)	0.56	$ 0.59	$ 0.59
Vested (in usd per share)	0.56
Exercisable (in usd per share)	$ 0.56
2017 Stock Option Plan
Number of Stock Options
Beginning Balance (in shares)	3,961,658	2,845,557	2,599,669
Granted (in shares)	0	1,116,101	1,569,676
Forfeited (in shares)	(25,482)	0	(1,323,787)
Ending Balance (in shares)	3,936,176	3,961,658	2,845,557
Exercisable (in shares)	3,538,672
Weighted Average Exercise Price
Beginning Balance (in usd per share)	$ 0.92	$ 0.92	$ 0.92
Granted (in usd per share)	0	0.92	0.92
Forfeited (in usd per share)	0.92	0	0.92
Ending Balance (in usd per share)	0.92	$ 0.92	$ 0.92
Vested (in usd per share)	0.92
Exercisable (in usd per share)	$ 0.92
2020 Stock Option Plan
Number of Stock Options
Beginning Balance (in shares)	0
Granted (in shares)	1,490,519
Forfeited (in shares)	(21,222)
Ending Balance (in shares)	1,469,297	0
Vested (in shares)	0
Exercisable (in shares)	0
Weighted Average Exercise Price
Beginning Balance (in usd per share)	$ 0
Granted (in usd per share)	11.02
Forfeited (in usd per share)	4.31
Ending Balance (in usd per share)	11.12	$ 0
Exercisable (in usd per share)	$ 0

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 weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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