Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Consolidated Statements of Operations
Net sales			$ 2,340
Cost of sales			91,550
Operating Expenses
Selling, general and administrative expense	$ (2,600)	$ 60,145	69,775	$ 116,105
Research and development expenses	5,716	19,839	32,445	92,213
Reorganization items	13,641		13,641
Impairment of property plant & equipment and intangibles	738	74,865	140,219	74,865
Total operating expenses	17,495	154,849	256,080	283,183
Loss from operations	(17,495)	(154,849)	(345,290)	(283,183)
Other income (expense)
(Loss) gain on sale of assets	(175)		(2,784)	101,736
Other (expense) income	(240)	(643)	(83)	(144)
Investment and interest income	1,404	1,062	5,440	1,187
Loss before income taxes	(16,506)	(154,430)	(342,717)	(180,404)
Net loss	(16,506)	(154,430)	(342,717)	(180,404)
Less preferred stock dividend	(630)		(1,852)
Net loss attributable to common shareholders	$ (15,876)	$ (154,430)	$ (340,865)	$ (180,404)
Net loss per share attributable to common shareholders
Basic (in dollars per share)	$ (1.03)	$ (10.93)	$ (21.38)	$ (13.32)
Diluted (in dollars per share)	$ (1.03)	$ (10.93)	$ (21.50)	$ (13.32)
Weighted-average number of common shares outstanding
Basic (in shares)	15,953	14,130	15,942	13,543
Diluted (in shares)	15,953	14,130	15,942	13,543