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Collaborations - Kyowa Kirin (Details) - Kyowa Kirin Co. Ltd. - USD ($) $ in Millions | 3 Months Ended |
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Sep. 30, 2021 | Dec. 31, 2021
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |
Up-front payment | $ 400 |
Revenue Recognition, Milestone Method, Potential Future Milestone payments |  | $ 850

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- Details
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