Share-Based Compensation - Stock Option Activity (Details) - Stock options $ / shares in Units, $ in Thousands	6 Months Ended
	Jun. 30, 2022 USD ($) $ / shares shares	Jun. 30, 2021 USD ($) $ / shares shares
Number of shares
Balance at the beginning (in shares) | shares	6,921,180	8,683,952
Granted (in shares) | shares	1,550,485	1,182,218
Exercised (in shares) | shares	(366,684)	0
Forfeited (in shares) | shares	(833,687)	(665,034)
Expired (in shares) | shares	(936)	0
Balance at the end (in shares) | shares	7,270,358	9,201,136
Vested options exercisable at the end (in shares) | shares	2,424,960	1,182,353
Weighted average exercise price
Balance at the beginning (in dollars per share) | $ / shares	$ 0.89	$ 0.85
Granted (in dollars per share) | $ / shares	7.14	1.08
Exercised (in dollars per share) | $ / shares	0.92	0
Forfeited (in dollars per share) | $ / shares	2.17	0.86
Expired (in dollars per share) | $ / shares	1.02	0
Balance at the end (in dollars per share) | $ / shares	2.07	0.88
Vested options exercisable at the end (in dollars per share) | $ / shares	$ 0.87	$ 0.85
Weighted average remaining contractual term
Balance at the end (in years)	7 years 9 months	8 years 6 months 25 days
Vested options exercisable at the end (in years)	6 years 11 months 1 day	7 years 11 months 8 days
Aggregate intrinsic value (in thousands) | $	$ 24,632	$ 0
Vested Options Exercisable | $	$ 10,168	$ 0