Stock-Based Compensation - Summary of Recognized Stock-based Compensation Expense Related to Restricted Stock Award Activity (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total stock-based compensation	$ 28,305	$ 32,035	$ 52,586	$ 66,931
A&R 2019 Plan and 2019 Inducement Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total stock-based compensation	1,483
A&R 2019 Plan and 2019 Inducement Plan | Other RSAs
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total stock-based compensation	$ 1,483		2,968
A&R 2019 Plan and 2019 Inducement Plan | Restricted Stock Awards
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total stock-based compensation			$ 2,968