Collaboration Agreements - Schedule of Changes in Contract Assets and Liabilities (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2022 USD ($)
Contract assets:
Accounts receivable, BALANCE BEGINNING OF PERIOD	$ 628	[1]
Accounts receivable, DEDUCTIONS	(628)	[1]
Contract liabilities:
Deferred revenue, BALANCE BEGINNING OF PERIOD	43,649
Deferred revenue, DEDUCTIONS	(26,016)
Deferred revenue, BALANCE END OF PERIOD	$ 17,633

[1] Included in prepaid expenses and other current assets as shown within the condensed consolidated balance sheets.