License and Collaboration Agreements (Tables)

6 Months Ended

Jun. 30, 2022

Research and Development [Abstract]

Summary of Changes in the Total Contract Liability

The changes in the total contract liability (deferred revenue) balances related to the Company’s license and collaboration agreements were as follows (in thousands):

	THREE MONTHS ENDED JUNE 30,						SIX MONTHS ENDED JUNE 30,
	2022			2021			2022			2021
Balance at beginning of period	$	18,334		$	39,747		$	21,203		$	45,201
Recognition of deferred revenue		(3,008	)		(4,539	)		(5,877	)		(9,993	)
Other		—			100			—			100
Balance at end of period	$	15,326		$	35,308		$	15,326		$	35,308