Liability Related to the Sale of Future Royalties - Schedule of Activity Within Liability Related to Sale of Future Royalties (Details) - USD ($) $ in Thousands	6 Months Ended		12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Deferred Revenue Disclosure [Abstract]
Liability related to the sale of future royalties at beginning of year	$ 351,786	$ 335,665	$ 335,665
Non-cash collaboration royalty revenue	(10,261)	$ (8,561)	(17,951)
Non-cash interest expense	17,417		34,072
Liability related to the sale of future royalties at end of year	$ 358,942		$ 351,786