Restructuring and Restructuring-Related Activities - Summary of Restructuring Activities (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended		17 Months Ended
		Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023
Restructuring Cost and Reserve [Line Items]
Restructuring reserve (prepaid), beginning balance				$ 1,330
Charges		$ 2,109	$ 37	2,794	$ 6,779	$ 15,000
Charges settled in cash				(3,251)
Charges settled in non-cash				97
Restructuring reserve (prepaid), ending balance		970		970		970
Workforce
Restructuring Cost and Reserve [Line Items]
Restructuring reserve (prepaid), beginning balance	[1]			1,294
Charges	[1]			2,727
Charges settled in cash	[1]			(3,072)
Charges settled in non-cash	[1]			26
Restructuring reserve (prepaid), ending balance	[1]	975		975		975
Facilities-related
Restructuring Cost and Reserve [Line Items]
Restructuring reserve (prepaid), beginning balance				36
Charges				66
Charges settled in cash				(70)
Charges settled in non-cash				(37)
Restructuring reserve (prepaid), ending balance		(5)		(5)		(5)
Other
Restructuring Cost and Reserve [Line Items]
Restructuring reserve (prepaid), beginning balance	[2]			0
Charges	[2]			1
Charges settled in cash	[2]			(109)
Charges settled in non-cash	[2]			108
Restructuring reserve (prepaid), ending balance	[2]	$ 0		$ 0		$ 0

[1] Balance at September 30, 2023 is recorded in accrued payroll and employee related liabilities on the condensed consolidated balance sheet.

[2] Balance at September 30, 2023 is recorded in prepaid expenses on the condensed consolidated balance sheet.