Agreements - Roche (Details) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2022	Sep. 30, 2021
Collaborative Agreements disclosures
Non-cash royalty revenue related to sale of future royalties	$ 9,027	$ 35,035
Roche \| KADCYLA
Collaborative Agreements disclosures
Non-cash royalty revenue related to sale of future royalties	$ 21,500	$ 38,800

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