Collaboration Revenue (Tables)

3 Months Ended

Mar. 31, 2022

Revenue from Contract with Customer [Abstract]

Changes in Contract Liabilities

The following table presents changes in the Company’s contract liabilities during the three months ended March 31, 2022 and 2021 (in thousands):

	Balance as of December 31, 2021		Additions		Deductions			Balance as of March 31, 2022
Three Months Ended March 31, 2022
Contract liabilities:
Deferred revenue - related party	$	103,817		—		(1,493	)	$	102,324

	Balance as of December 31, 2020		Additions		Deductions			Balance as of March 31, 2021
Three Months Ended March 31, 2021
Contract liabilities:
Deferred revenue - related party	$	108,174		—		(4,648	)	$	103,526

During the three months ended March 31, 2022 and 2021 the Company recognized the following revenues as a result of changes in the contract liability balances in the respective periods (in thousands):

	Three Months Ended March 31,
	2022		2021
Revenue recognized in the period from:
Amounts included in the contract liability at the beginning of the period	$	1,493	$	4,648