Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Net revenues
Total revenues	$ 3,786,000	$ 4,135,000	$ 10,659,000	$ 13,846,000
Cost of revenues (excluding amortization of acquired intangible assets)
Research and development	5,182,000	20,351,000	30,737,000	67,373,000
Software cease-use costs	243,000		24,161,000
Selling, general and administrative	10,748,000	14,907,000	37,508,000	46,941,000
Change in fair value of contingent consideration liability	0	(33,243,000)	(104,339,000)	(73,441,000)
Goodwill impairment	82,714,000	0	112,347,000	0
IPR&D impairment	0	0	107,800,000	0
Amortization of acquired intangible assets	553,000	553,000	1,640,000	1,640,000
Total operating expenses	103,042,000	9,781,000	216,261,000	56,931,000
Loss from operations	(99,256,000)	(5,646,000)	(205,602,000)	(43,085,000)
Other income (expense):
Interest income	23,000	108,000	205,000	155,000
Interest expense	(971,000)	0	(2,352,000)	0
Change in fair value of warrant liabilities	5,187,000	9,333,000	6,788,000	31,613,000
Change in fair value of debt	2,003,000	(291,000)	(354,000)	(291,000)
Other income (expense), net	(862,000)	1,278,000	(4,527,000)	1,366,000
Total other income (expense)	5,380,000	10,428,000	(240,000)	32,843,000
(Loss) income before income taxes	(93,876,000)	4,782,000	(205,842,000)	(10,242,000)
Income tax benefit	0	(17,000)	0	0
Net (loss) income	(93,876,000)	4,799,000	(205,842,000)	(10,242,000)
Change in fair value of debt due to change in credit risk, net of tax	0	236,000	2,541,000	236,000
Other comprehensive income	0	236,000	2,541,000	236,000
Comprehensive (loss) income	$ (93,876,000)	$ 5,035,000	$ (203,301,000)	$ (10,006,000)
Net (loss) income per share - basic	$ (0.5)	$ 0.03	$ (1.19)	$ (0.07)
Weighted average shares outstanding - basic	188,317,262	142,676,953	173,536,134	137,787,645
Net (loss) income per share - diluted	$ (0.5)	$ 0.03	$ (1.19)	$ (0.07)
Weighted average shares outstanding - diluted	188,317,262	150,546,268	173,536,134	137,787,645
Product Sales and Rentals
Net revenues
Total revenues	$ 1,684,000	$ 1,041,000	$ 3,633,000	$ 2,920,000
Cost of revenues (excluding amortization of acquired intangible assets)
Cost of revenues	557,000	812,000	1,486,000	1,711,000
Services
Net revenues
Total revenues	1,427,000	1,405,000	4,062,000	4,061,000
Cost of revenues (excluding amortization of acquired intangible assets)
Cost of revenues	398,000	899,000	1,355,000	3,112,000
Licenses, Royalties and Other
Net revenues
Total revenues	675,000	1,689,000	2,964,000	6,865,000
Cost of revenues (excluding amortization of acquired intangible assets)
Cost of revenues	$ 2,647,000	$ 5,502,000	$ 3,566,000	$ 9,595,000