Revenues (Tables)

12 Months Ended

Dec. 31, 2023

Revenues [Abstract]

Revenues

During the years ended December 31, 2023, 2022 and 2021, our revenues were comprised of the following (in thousands):

	Year Ended December 31,
	2023		2022		2021
Revenue:
Commercial revenue:
SPINRAZA royalties	$	240,379	$	242,314	$	267,776
Other commercial revenue:
TEGSEDI and WAYLIVRA revenue, net		34,913		30,051		55,500
Licensing and other royalty revenue		33,299		30,993		19,119
Total other commercial revenue		68,212		61,044		74,619
Total commercial revenue		308,591		303,358		342,395
Research and development revenue:
Collaborative agreement revenue		352,657		207,222		468,061
WAINUA joint development revenue		126,399		76,787		—
Total research and development revenue		479,056		284,009		468,061
Total revenue	$	787,647	$	587,367	$	810,456