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Revenue - net revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Net revenue	$ 211,042	$ 326,551	$ 475,824
Total net product revenue
Disaggregation of Revenue [Line Items]
Net revenue	210,760	326,509	475,824
UDENYCA
Disaggregation of Revenue [Line Items]
Net revenue	203,814	326,509	$ 475,824
CIMERLI
Disaggregation of Revenue [Line Items]
Net revenue	6,946
Other
Disaggregation of Revenue [Line Items]
Net revenue	$ 282	$ 42

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