CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Total revenue	$ 10,724	$ 9,033
Cost of sales	7,378	6,754
Gross profit	3,346	2,279
Operating expenses:
Selling, general and administrative	14,666	11,985
Research and development	3,494	4,850
Total operating expenses	18,160	16,835
Loss from operations	(14,814)	(14,556)
Interest and financing costs, net	(557)	(966)
Loss before income tax expense	(15,371)	(15,522)
Net loss	(15,371)	(15,522)
Other comprehensive income (net of tax):
Unrealized gain on short-term investments	56
Comprehensive loss	$ (15,315)	$ (15,522)
Net loss per share - basic	$ (0.16)	$ (0.59)
Net loss per share - diluted	$ (0.16)	$ (0.59)
Weighted-average shares outstanding - basic	93,391,444	26,405,252
Weighted-average shares outstanding - diluted	93,391,444	26,405,252
Product
Total revenue	$ 8,678	$ 7,203
Cost of sales	6,700	6,078
Gross profit	1,978	1,125
Operating expenses:
Selling, general and administrative	14,114	11,526
Research and development	2,927	4,431
Total operating expenses	17,041	15,957
Loss from operations	(15,063)	(14,832)
Software
Total revenue	2,046	1,830
Cost of sales	678	676
Gross profit	1,368	1,154
Operating expenses:
Selling, general and administrative	552	459
Research and development	567	419
Total operating expenses	1,119	878
Loss from operations	$ 249	$ 276