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License and Collaboration Revenue (Details) - USD ($) $ in Thousands	1 Months Ended			3 Months Ended
	Jan. 31, 2025	Oct. 31, 2024	Aug. 31, 2023	Mar. 31, 2025	Mar. 31, 2024
Nature of Business
Revenue				$ 10,000
BMS Agreement
Nature of Business
Amount of upfront cash payment received			$ 50,000
Maximum amount of payments receivable			79,500
Amount of reduction to research and development expenses				1,700	$ 1,000
Amount receivable				$ 1,700	$ 1,000
Sales milestone payments receivable			$ 70,000
Novation Agreement
Nature of Business
Amount of upfront cash payment received		$ 5,000
Maximum amount of payments receivable		$ 86,000
License Agreement with Zai Lab (Hong Kong) Limited
Nature of Business
Amount of upfront cash payment received	$ 10,000
Maximum amount of payments receivable	117,000
Agreement transaction price	10,000
Viridian Agreement
Nature of Business
Development milestone expense payable	$ 21,000

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