Business and Geographical Reporting Segments, Results of Operations from Business Segments (Details) $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2024 USD ($)	Jun. 30, 2024 USD ($)	Mar. 31, 2024 USD ($)	Sep. 30, 2023 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Sep. 30, 2024 USD ($) Segment	Sep. 30, 2023 USD ($)
Business Segments [Abstract]
Number of operating segments | Segment							2
Results of Operations from Business Segments [Abstract]
Revenues, net	$ 8,797			$ 8,852			$ 23,986	$ 24,669
Cost of revenues	3,490			3,898			10,662	11,009
Gross profit	$ 5,307			$ 4,954			$ 13,324	$ 13,660
Gross profit %	60.30%			56.00%			55.50%	55.40%
Allocated expenses [Abstract]
Engineering and product development	$ 243			$ 248			$ 683	$ 937
Selling and marketing	3,048			3,038			9,080	10,196
Unallocated expenses	3,669			2,283			8,589	7,690
Total operating expenses	6,960			5,569			18,352	18,823
Loss from operations	(1,653)			(615)			(5,028)	(5,163)
Loss on debt extinguishment	0			0			0	(909)
Interest expense	(537)			(528)			(1,592)	(1,112)
Interest income	68			90			167	148
Other income	0			0			864	0
Net loss	(2,122)	$ (99)	$ (3,368)	(1,053)	$ (3,148)	$ (2,835)	(5,589)	(7,036)
Operating Segments [Member] | Dermatology Recurring Procedures [Member]
Results of Operations from Business Segments [Abstract]
Revenues, net	5,381			5,280			15,416	15,945
Cost of revenues	1,847			2,229			5,896	6,454
Gross profit	$ 3,534			$ 3,051			$ 9,520	$ 9,491
Gross profit %	65.70%			57.80%			61.80%	59.50%
Allocated expenses [Abstract]
Engineering and product development	$ 180			$ 180			$ 521	$ 714
Selling and marketing	2,556			2,530			7,884	8,733
Unallocated expenses	0			0			0	0
Total operating expenses	2,736			2,710			8,405	9,447
Loss from operations	798			341			1,115	44
Loss on debt extinguishment				0				0
Interest expense	0			0			0	0
Interest income	0			0			0	0
Other income	0						0
Net loss	798			341			1,115	44
Operating Segments [Member] | Dermatology Procedures Equipment [Member]
Results of Operations from Business Segments [Abstract]
Revenues, net	3,416			3,572			8,570	8,724
Cost of revenues	1,643			1,669			4,766	4,555
Gross profit	$ 1,773			$ 1,903			$ 3,804	$ 4,169
Gross profit %	51.90%			53.30%			44.40%	47.80%
Allocated expenses [Abstract]
Engineering and product development	$ 63			$ 68			$ 162	$ 223
Selling and marketing	492			508			1,196	1,463
Unallocated expenses	0			0			0	0
Total operating expenses	555			576			1,358	1,686
Loss from operations	1,218			1,327			2,446	2,483
Loss on debt extinguishment				0				0
Interest expense	0			0			0	0
Interest income	0			0			0	0
Other income	0						0
Net loss	$ 1,218			$ 1,327			$ 2,446	$ 2,483