Stock-Based Compensation - Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Stock-Based Compensation
Total stock-based compensation expense	$ 5,217	$ 3,454	$ 9,557	$ 6,607
Research and development
Stock-Based Compensation
Total stock-based compensation expense	2,489	1,798	4,650	3,412
General and administrative
Stock-Based Compensation
Total stock-based compensation expense	$ 2,728	$ 1,656	$ 4,907	$ 3,195