CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Income Statement [Abstract]
Net revenue	$ 17,731,000	$ 21,622,000
Cost of revenue	11,519,000	13,730,000
Gross profit	6,212,000	7,892,000
Operating expenses
Research and development	3,987,000	5,549,000
Sales and marketing	9,592,000	13,322,000
General and administrative	5,770,000	8,954,000
Impairment of right-of-use assets	432,000	0
Loss on disposal of property and equipment	55,000
Total operating expenses	19,836,000	27,825,000
Loss from operations	(13,624,000)	(19,933,000)
Other (expense) income
Interest expense	(4,331,000)	(1,747,000)
Interest income	28,000	17,000
Foreign currency loss	(154,000)	(69,000)
Loss on extinguishment of debt		(1,114,000)
Net loss before income taxes	(18,081,000)	(22,846,000)
Provision for income taxes	9,000	92,000
Net loss	(18,090,000)	(22,938,000)
Other comprehensive income (loss):
Foreign currency translation adjustments	135,000	(55,000)
Total other comprehensive income (loss)	135,000	(55,000)
Total comprehensive loss	$ (17,955,000)	$ (22,993,000)
Net loss per share - basic	$ (0.45)	$ (0.87)
Net loss per share - diluted	$ (0.45)	$ (0.87)
Weighted-average number of shares used in calculating net loss per share, basic	40,608,605	26,321,087
Weighted-average number of shares used in calculating net loss per share, diluted	40,608,605	26,321,087