CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Income Statement [Abstract]
Net sales	$ 16,686	$ 17,137	$ 53,391	$ 49,109
Cost of sales	9,134	9,557	30,391	27,548
Gross profit	7,552	7,580	23,000	21,561
Operating expenses:
Sales and marketing	4,552	3,875	12,834	10,670
General and administrative	3,313	3,081	9,874	9,795
Total operating expenses	7,865	6,956	22,708	20,465
Net loss (gain) on disposal of property and equipment	29	11	156	(16)
(Loss) income from operations	(342)	613	136	1,112
Other (expense) income:
Interest expense, net	(279)	(292)	(656)	(723)
Gain on extinguishment of debt	0	0	0	3,863
Other income, net	24	47	150	305
Total other (expense) income, net	(255)	(245)	(506)	3,445
(Loss) income before income taxes	(597)	368	(370)	4,557
Income tax (benefit) expense	(172)	84	(106)	402
Net (loss) income	$ (425)	$ 284	$ (264)	$ 4,155
Basic weighted-average shares outstanding (in shares)	22,349	22,524	22,440	22,901
Fully diluted weighted-average shares outstanding (in shares)	22,349	22,533	22,440	22,901
Basic (loss) earning per share (in dollars per share)	$ (0.02)	$ 0.01	$ (0.01)	$ 0.18
Fully diluted (loss) earning per share (in dollars per share)	$ (0.02)	$ 0.01	$ (0.01)	$ 0.18