Restructuring Charges - Schedule of Activity (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Restructuring Cost and Reserve [Line Items]
Restructuring Expense Incurred During the Period	$ 0	$ 0	$ 5,107	$ 0
Restructuring Amounts Paid During the Period			(4,162)
Restructuring Amounts Unpaid at Period End	945		945
Employee severance, benefits and related costs
Restructuring Cost and Reserve [Line Items]
Restructuring Expense Incurred During the Period			1,610
Restructuring Amounts Paid During the Period			(1,581)
Restructuring Amounts Unpaid at Period End	29		29
Obligations under manufacturing and development contracts
Restructuring Cost and Reserve [Line Items]
Restructuring Expense Incurred During the Period			3,497
Restructuring Amounts Paid During the Period			(2,581)
Restructuring Amounts Unpaid at Period End	$ 916		$ 916