Stock-Based Compensation - Schedule of option activity (Details) - $ / shares	9 Months Ended	12 Months Ended
	Sep. 30, 2022	Dec. 31, 2021
Options
Options, beginning balance (in shares)	2,448,676
Options, granted (in shares)	1,778,575
Options, exercised (in shares)	(38,600)
Options, forfeited (in shares)	(115,384)
Options, ending balance (in shares)	4,073,267	2,448,676
Options, vested and expected to vest (in shares)	4,011,243
Options, exercisable (in shares)	1,606,229
Weighted Average Exercise Price
Weighted average exercise price, beginning balance (in dollars per share)	$ 10.96
Weighted average exercise price, granted (in dollars per share)	5.96
Weighted average exercise price, exercised (in dollars per share)	3.23
Weighted average exercise price, forfeited (in dollars per share)	17.35
Weighted average exercise price, ending balance (in dollars per share)	8.55	$ 10.96
Weighted average exercise price, vested and expected to vest (in dollars per share)	8.54
Weighted average exercise price, exercisable (in dollars per share)	$ 8.04
Weighted Average Remaining Contract Life (Years)
Weighted average remaining contract life, outstanding	8 years 2 months 26 days	8 years 29 days
Weighted average remaining contract life, vested and expected to vest	8 years 2 months 19 days
Weighted average remaining contract life, exercisable	7 years