Collaboration, License, and Other Agreements - North America - Royalty Revenue (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenues:
Revenue	$ 107,199	$ 108,637	$ 97,231	$ 97,529	$ 117,130	$ 103,747	$ 104,031	$ 88,845	$ 410,596	$ 413,753	$ 389,523
Collaborative arrangements revenue
Revenues:
Revenue									410,596	412,784	381,545
Collaborative arrangements revenue | North America | AbbVie Plc
Revenues:
Revenue									401,498	403,085	370,902
Collaborative arrangement, collaboration and license agreements | North America | AbbVie Plc
Revenues:
Revenue									401,498	403,085	370,902
Royalty | North America | AbbVie Plc
Revenues:
Revenue									2,731	2,714	2,299
Royalty | Canada and Mexico | AbbVie Plc
Revenues:
Revenue									$ 2,700	$ 2,700	$ 2,300