Research and Collaboration Arrangements (Tables)

6 Months Ended

Jun. 30, 2022

Research And Collaboration Arrangements [Abstract]

Summary of Collaboration and License Revenue

Collaboration and license revenue for each period was as follows (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
uniQure	$	160	$	267	$	1,352	$	659
Roche		—		14,297		—		15,902
CFF		2		16		30		19
Total revenue	$	162	$	14,580	$	1,382	$	16,580

Summary of Deferred Revenue

Deferred revenue is summarized as follows (in thousands):

	June 30, 2022		December 31, 2021
uniQure	$	2,309	$	3,661
CFF		1,399		1,429
Total deferred revenue	$	3,708	$	5,090