Consolidated Statements of Operations and Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Net revenues:
Total revenues	$ 17,975	$ 21,335
Cost of revenues (excluding amortization of acquired intangible assets)
Research and development	78,363	88,353
Selling, general and administrative	66,021	71,341
Change in fair value of contingent consideration liability	(126,277)	(41,145)
Goodwill impairment	3,610
Amortization of acquired intangible assets	2,193	2,192
Total operating expenses	43,575	130,394
Loss from operations	(25,600)	(109,059)
Other income (expense):
Interest income	365	332
Interest expense		(3,171)
Change in fair value of warrant liabilities	42,109	13,482
Change in fair value of debt	(2,522)
Other expense, net	(147)	(1,682)
Total other income	39,805	8,961
Net income (loss) before income taxes	14,205	(100,098)
Income tax expense	13	20
Net income (loss)	14,192	(100,118)
Change in fair value of debt due to change in credit risk, net of tax	9
Other comprehensive income	9
Comprehensive income (loss)	$ 14,201	$ (100,118)
Net income (loss) per share - basic	$ 0.10	$ (1.49)
Weighted average shares outstanding - basic	139,907,029	67,057,278
Net income (loss) per share - diluted	$ 0.09	$ (1.49)
Weighted average shares outstanding - diluted	149,830,016	67,057,278
Product Sales and Rentals
Net revenues:
Total revenues	$ 3,749	$ 3,801
Cost of revenues (excluding amortization of acquired intangible assets)
Cost of revenues	2,353	3,528
Services
Net revenues:
Total revenues	5,512	5,522
Cost of revenues (excluding amortization of acquired intangible assets)
Cost of revenues	3,536	3,649
License, Royalty and Other
Net revenues:
Total revenues	8,714	12,012
Cost of revenues (excluding amortization of acquired intangible assets)
Cost of revenues	$ 13,776	$ 2,476