Share-Based Compensation - Schedule of Share-based Compensation Expense reflected in the consolidated statement of operations and comprehensive loss (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	$ 10,404	$ 5,944	$ 20,560	$ 10,425
Research and Development Expense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	2,712	2,440	5,403	3,723
General and Administrative Expense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	$ 7,692	$ 3,505	$ 15,157	$ 6,702