Condensed Statements of Operations - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Income Statement [Abstract]
Revenues	$ 12,506,000	$ 12,280,000	$ 38,458,000	$ 24,219,000
Cost of goods sold	5,373,000	5,725,000	15,760,000	13,284,000
Gross profit	7,133,000	6,555,000	22,698,000	10,935,000
Operating expenses
Sales and marketing	7,919,000	6,722,000	22,883,000	16,205,000
General and administrative	3,987,000	1,804,000	18,115,000	5,888,000
Research and development	1,367,000	1,200,000	4,191,000	2,151,000
Total operating expenses	13,273,000	9,726,000	45,189,000	24,244,000
Loss from operations	(6,140,000)	(3,171,000)	(22,491,000)	(13,309,000)
Interest income				80,000
Interest expense (includes $1.3 million to related parties in three months ended September 30, 2021 and 2020 and $4.2 million and $3.2 million to related parties in nine months ended September 30, 2021 and 2020, respectively)	(3,611,000)	(3,293,000)	(10,663,000)	(8,714,000)
Change in fair value of derivative liabilities	23,383,000	(859,000)	15,243,000	9,201,000
Bargain purchase gain				643,000
Loss on extinguishment of convertible notes	(16,853,000)		(16,853,000)
Gain on extinguishment of PPP loan			3,036,000
Other income (expense), net	(4,000)	(1,000)	(544,000)	75,000
Net Income (Loss) before income taxes	(3,225,000)	(7,324,000)	(32,272,000)	(12,024,000)
Income tax benefit	0	0	0	132,000
Net Loss	$ (3,225,000)	$ (7,324,000)	$ (32,272,000)	$ (11,892,000)
Net loss per share attributable to common stockholders, basic and diluted	$ (1.15)	$ (7.33)	$ (15.04)	$ (12.56)
Weighted-average shares used in computing net loss per share, basic and diluted	2,798,146	999,091	2,145,733	946,576