Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Revenues:
Total revenues	$ 75,442	$ 65,144
Expenses:
Cost of goods sold	16,833	15,084
In-process research and development		13,233
Research and development	12,312	6,248
Selling, general and administrative	77,417	59,040
Impairment of assets	106	1,889
(Gain) loss on foreign currency translation	6,567	(8,006)
Loss on purchase commitments	(339)
Total expenses	122,464	113,057
Loss from operations	(47,022)	(47,913)
Other (expense) income:
Interest income	112	167
Interest expense on financing liability	(1,373)
Interest expense on notes	(15,204)	(9,471)
Loss on extinguishment of debt	(17,200)	(264)
Other (expense) income	(239)	23
Total other expense	(33,904)	(9,545)
Loss before income tax expense	(80,926)	(57,458)
Benefit from income taxes	0	218
Net loss	$ (80,926)	$ (57,240)
Net loss per share — basic and diluted	$ (0.32)	$ (0.26)
Shares used to compute net loss per share — basic and diluted	249,244	222,585
Commercial product sales
Revenues:
Total revenues	$ 39,168	$ 32,324
Collaborations and services
Revenues:
Total revenues	36,274	32,820
Expenses:
Cost of revenue	$ 22,024	$ 9,557