Equity-Based Compensation - Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Equity-based compensation
Equity-based compensation expense	$ 7,917	$ 6,154	$ 21,536	$ 17,053
Modification of equity awards expense	1,200		1,300
Research and development expense
Equity-based compensation
Equity-based compensation expense	4,144	2,482	10,667	7,440
General and administrative expense
Equity-based compensation
Equity-based compensation expense	$ 3,773	$ 3,672	$ 10,869	$ 9,613