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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 730
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Inventory - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Inventory
Inventory write-downs	$ 2,481	$ 3,241
Prepayment made for manufacturing services	7,498		$ 23,657
Prepayments made to a CMO for manufacturing services for UDENYCA	3,800		12,600
Prepayments made to a CMO For Other Research And Development Pipeline Program	3,700		11,100
Research And Development Expense	28,470	$ 34,154
YUSIMRY
Inventory
Certain firm purchase commitments			20,500
YUSIMRY \| Cost of Goods Sold
Inventory
Inventory write-downs			47,000
YUSIMRY \| Accrued and other current liabilities
Inventory
Certain firm purchase commitments, Short-term			11,500
Purchase commitments remaining amount	$ 8,600
YUSIMRY \| other liabilities, non-current
Inventory
Certain firm purchase commitments, Long-term			9,000
CIMERLI
Inventory
Payment related to sale transaction			6,400
CIMERLI \| Cost of Goods Sold
Inventory
Inventory write-downs			$ 16,400