Condensed Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenue:
Total revenue	$ 1,472	$ 3,677	$ 5,514	$ 16,822
Costs and expenses:
Research and development	2,663	6,375	10,984	21,056
Selling, general and administrative	5,980	7,017	19,575	24,071
Impairment of property and equipment	2,511		2,511
Total costs and expenses	15,079	19,477	45,859	62,498
Loss from operations	(13,607)	(15,800)	(40,345)	(45,676)
Other income (expense):
Interest expense	(1,119)	(1,560)	(4,182)	(4,556)
Change in fair value of derivative related to Term Loan	184	(117)	436	(1,792)
Change in fair value of warrant liabilities	(930)	179	4,958	179
Other income	49	8	90	31
Other expense		(15)	(682)	(15)
Other losses	(2)	(70)	(12)	(75)
Total other income (expense)	(1,818)	(1,575)	608	(6,228)
Net loss	(15,425)	(17,375)	(39,737)	(51,904)
Deemed dividend on Series A Redeemable Convertible Preferred Stock		(330)		(330)
Net loss attributable to common stockholders	$ (15,425)	$ (17,705)	$ (39,737)	$ (52,234)
Net loss per share - basic	$ (3.45)	$ (294.65)	$ (21.79)	$ (1,208.17)
Net loss per share - diluted	$ (3.45)	$ (294.65)	$ (21.79)	$ (1,208.17)
Weighted-average number of common shares used in computing net loss per share - basic	4,477,321	60,088	1,823,485	43,234
Weighted-average number of common shares used in computing net loss per share - diluted	4,477,321	60,088	1,823,485	43,234
Other comprehensive loss:
Net loss	$ (15,425)	$ (17,375)	$ (39,737)	$ (51,904)
Net unrealized gain on marketable securities arising during the period				2
Net realized (gain) loss on marketable securities included in net loss				2
Total other comprehensive income, net of taxes				4
Comprehensive loss	(15,425)	(17,375)	(39,737)	(51,900)
Product [Member]
Revenue:
Total revenue	1,472	2,641	5,091	9,044
Costs and expenses:
Cost of product revenue	$ 3,925	6,085	12,789	17,371
Contribution [Member]
Revenue:
Total revenue		$ 1,036	$ 423	$ 7,778