Business and Geographical Reporting Segments, Results of Operations from Business Segments (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2024 USD ($) Segment	Mar. 31, 2023 USD ($)
Business Segments [Abstract]
Number of operating segments | Segment	2
Results of Operations from Business Segments [Abstract]
Revenues, net	$ 6,754	$ 7,567
Cost of revenues	3,674	3,179
Gross profit	$ 3,080	$ 4,388
Gross profit %	45.60%	58.00%
Allocated expenses [Abstract]
Engineering and product development	$ 241	$ 315
Selling and marketing	3,018	3,742
Unallocated expenses	2,710	2,917
Total operating expenses	5,969	6,974
Loss from operations	(2,889)	(2,586)
Interest expense	(524)	(286)
Interest income	45	37
Net loss	(3,368)	(2,835)
Operating Segments [Member] | Dermatology Recurring Procedures [Member]
Results of Operations from Business Segments [Abstract]
Revenues, net	4,696	5,209
Cost of revenues	2,195	2,020
Gross profit	$ 2,501	$ 3,189
Gross profit %	53.30%	61.20%
Allocated expenses [Abstract]
Engineering and product development	$ 196	$ 245
Selling and marketing	2,753	3,353
Unallocated expenses	0	0
Total operating expenses	2,949	3,598
Loss from operations	(448)	(409)
Interest expense	0	0
Interest income	0	0
Net loss	(448)	(409)
Operating Segments [Member] | Dermatology Procedures Equipment [Member]
Results of Operations from Business Segments [Abstract]
Revenues, net	2,058	2,358
Cost of revenues	1,479	1,159
Gross profit	$ 579	$ 1,199
Gross profit %	28.10%	50.80%
Allocated expenses [Abstract]
Engineering and product development	$ 45	$ 70
Selling and marketing	265	389
Unallocated expenses	0	0
Total operating expenses	310	459
Loss from operations	269	740
Interest expense	0	0
Interest income	0	0
Net loss	$ 269	$ 740