CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Revenue
Total revenue	$ 11,956,000	$ 4,335,000
Operating expenses
Cost of product revenue	2,019,000	2,333,000
Research and development	17,647,000	15,079,000
Sales and marketing	8,837,000	8,894,000
General and administrative	17,868,000	17,103,000
Series 3 warrants inducement expense		1,462,000
ELOC warrants inducement expense		172,000
Total operating expenses	46,371,000	45,043,000
Loss from operations	(34,415,000)	(40,708,000)
Interest expense	(12,723,000)	(8,421,000)
Loss on extinguishment of debt	(2,187,000)	(753,000)
Change in fair value of financial instruments and hybrid instrument designated at Fair Value Option	(20,000)	(1,953,000)
Other income (expense)	950,000	(765,000)
Loss before income tax	(48,395,000)	(52,600,000)
Income tax expense	0	0
Net loss	(48,395,000)	(52,600,000)
Net loss attributable to noncontrolling interest	(941,000)	(5,000)
Net loss attributable to common stockholders	(47,454,000)	(52,595,000)
Net loss attributable to common shareholders (diluted)	$ (47,454,000)	$ (52,595,000)
Net loss per share, basic	$ (36.18)	$ (88.22)
Net loss per share, diluted	$ (36.18)	$ (88.22)
Weighted-average common shares outstanding, basic	1,311,519	596,154
Weighted-average common shares outstanding, diluted	1,311,519	596,154
Product revenue
Revenue
Total revenue	$ 11,956,000	$ 4,335,000