Restructuring, Impairment and Costs of Terminated Program - Restructuring Reserve Rollforward (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Jan. 31, 2023	Dec. 31, 2023	Dec. 31, 2022
Employee Severance
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	$ 3,299	$ 3,299	$ 0
Expense recognized during the period		7,885	30,904
Payments during the period	(3,300)	(10,988)	(27,605)
Restructuring reserve, ending balance		196	3,299
Employee Severance | 2023 Restructuring Plan
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	0	0	0
Expense recognized during the period		7,885	0
Payments during the period		(7,689)	0
Restructuring reserve, ending balance		196	0
Employee Severance | 2022 Restructuring Plan
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	3,299	3,299	0
Expense recognized during the period		0	30,904
Payments during the period		(3,299)	(27,605)
Restructuring reserve, ending balance		0	3,299
Contract Termination and Other Costs | 2022 Restructuring Plan
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	$ 7,710	7,710	0
Expense recognized during the period		1,919	10,898
Payments during the period		(4,087)	(3,188)
Restructuring reserve, ending balance		$ 5,542	$ 7,710