Collaborations (Tables)

6 Months Ended

Jun. 30, 2021

Organization Consolidation And Presentation Of Financial Statements [Abstract]

Summary of Changes in Balances of Company's Related Party Collaboration Receivables and Contract Liabilities

The following table presents changes in the balances of the Company’s related party collaboration receivables and contract liabilities during the three and six months ended June 30, 2021:

	Balance as of March 31, 2021		Additions		Deductions			Balance as of June 30, 2021
Related party collaboration receivable	$	280	$	286	$	(280	)	$	286
Contract liabilities:
Deferred revenue		17,663		—		(3,309	)		14,354
	Balance as of December 31, 2020		Additions		Deductions			Balance as of June 30, 2021
Related party collaboration receivable	$	—	$	566	$	(280	)	$	286
Contract liabilities:
Deferred revenue		20,718		—		(6,364	)		14,354