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License Agreements - MorphoSys (Details) $ in Thousands, shares in Millions | 1 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
May 31, 2024 USD ($) shares | Feb. 05, 2024 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Dec. 31, 2023 USD ($)
License Agreements |  |  |  |  |  |  |  |
Long term equity investments |  |  | $ 29,668 |  | $ 29,668 |  | $ 187,716 | [1]
Realized and unrealized gain on equity investments |  |  | 39,241 | $ 41,811 | 139,188 | $ 36,493 |  |
(Profit) and loss sharing under collaboration agreements |  |  | 0 | (549) | (1,025) | (1,911) |  |
Research and development |  |  | 1,138,380 | 400,750 | 1,567,640 | 807,391 |  |
MorphoSys AG |  |  |  |  |  |  |  |
License Agreements |  |  |  |  |  |  |  |
Shares divested (in shares) | shares | 3.6 |  |  |  |  |  |  |
Realized and unrealized gain on equity investments |  |  | 800 |  |  |  |  |
Unrealized gain (loss) on long term investments |  |  |  | $ 12,700 |  |  |  |
ADSs |  |  |  |  |  |  |  |
License Agreements |  |  |  |  |  |  |  |
Share conversion | 0.25 |  |  |  |  |  |  |
MorphoSys AG |  |  |  |  |  |  |  |
License Agreements |  |  |  |  |  |  |  |
Proceeds from sale of equity securities, FV-NI | $ 66,600 |  |  |  |  |  |  |
MorphoSys AG |  |  |  |  |  |  |  |
License Agreements |  |  |  |  |  |  |  |
Long term equity investments |  |  | 0 |  | 0 |  | 35,900 |
Realized and unrealized gain on equity investments |  |  |  |  | 30,700 |  |  |
Unrealized gain (loss) on long term investments |  |  |  |  |  | $ 14,100 |  |
Profit (loss) sharing ratio |  | 50.00% |  | 50.00% |  | 50.00% |  |
Research and development |  | $ 10,700 |  | $ 20,300 |  | $ 45,500 |  |
Accrued and other liabilities |  |  | $ 0 |  | $ 0 |  | $ 18,800 |
MorphoSys AG | Tafasitamab Product and Service | UNITED STATES |  |  |  |  |  |  |  |
License Agreements |  |  |  |  |  |  |  |
(Profit) and loss sharing under collaboration agreements |  | $ (1,000) |  | $ (500) |  | $ (1,900) |  |
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% |  | 55.00% |  | 55.00% |  |
[1] | The condensed consolidated balance sheet at December 31, 2023 has been derived from the audited consolidated financial statements at that date.

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