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License Agreements - MorphoSys (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022	Jan. 31, 2020
License Agreements
American Depository Shares represented as percentage of ordinary shares	$ 0.25
Unrealized gain (loss) on long term investments	$ (5,318)	$ (46,585)
(Profit) and loss sharing under collaboration agreements	(1,362)	4,742
Research and development expense	$ 406,641	353,373
MorphoSys AG
License Agreements
Common stock held from investment (in shares)	3,600,000
Fair market value of our long term investments	$ 14,400		$ 13,000
Unrealized gain (loss) on long term investments	1,400	(9,600)
MorphoSys AG
License Agreements
Research and development expense	25,200	21,000
Accrued and other liabilities	$ 27,100		$ 28,500
MorphoSys AG | UNITED STATES
License Agreements
Profit (loss) sharing ratio	50.00%
MorphoSys AG | UNITED STATES | Tafasitamab Product and Service
License Agreements
(Profit) and loss sharing under collaboration agreements	$ (1,400)	$ 4,700
MorphoSys AG | Development and Regulatory Milestones
License Agreements
Milestone payment made under license agreement	$ 2,500
MorphoSys AG | Development and Regulatory Milestones | Maximum
License Agreements
Additional milestone payments under the license agreement				$ 737,500
MorphoSys AG | Commercialization Milestones | Maximum
License Agreements
Additional milestone payments under the license agreement				$ 315,000
MorphoSys AG | MorphoSys AG
License Agreements
Funding of future development costs (as a percent)	45.00%
MorphoSys AG | Incyte
License Agreements
Funding of future development costs (as a percent)	55.00%

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