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License Agreements - MorphoSys (Details) - USD ($) $ in Thousands		1 Months Ended	3 Months Ended		6 Months Ended
	Feb. 05, 2024	Feb. 05, 2024	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
License Agreements
(Loss) gain on equity investments			$ (4,151)	$ 39,241	$ (5,494)	$ 139,188
Profit sharing under collaboration agreements			0	0	0	1,025
Research and development			$ 494,917	1,138,380	$ 932,196	1,567,640
MorphoSys AG
License Agreements
(Loss) gain on equity investments				$ 800		30,700
MorphoSys AG
License Agreements
Profit (loss) sharing ratio		50.00%
Research and development		$ 10,700
MorphoSys AG | Tafasitamab Product and Service
License Agreements
Profit sharing under collaboration agreements						$ 1,000
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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