Business and Geographical Reporting Segments, Disaggregation of Revenue by Geographical Region (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	$ 33,358	$ 36,161
Dermatology Recurring Procedures [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	21,530	23,025
Dermatology Procedures Equipment [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	11,828	13,136
Domestic [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	23,028	23,981
China [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	3,340	4,751
Korea [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	2,728	3,716
Other Foreign [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	4,262	3,713
Operating Segments [Member] | Dermatology Recurring Procedures [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	21,530	23,025
Operating Segments [Member] | Dermatology Procedures Equipment [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	11,828	13,136
Operating Segments [Member] | Domestic [Member] | Dermatology Recurring Procedures [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	20,215	21,585
Operating Segments [Member] | Domestic [Member] | Dermatology Procedures Equipment [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	2,813	2,396
Operating Segments [Member] | China [Member] | Dermatology Recurring Procedures [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	0	195
Operating Segments [Member] | China [Member] | Dermatology Procedures Equipment [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	3,340	4,556
Operating Segments [Member] | Korea [Member] | Dermatology Recurring Procedures [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	673	888
Operating Segments [Member] | Korea [Member] | Dermatology Procedures Equipment [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	2,055	2,828
Operating Segments [Member] | Other Foreign [Member] | Dermatology Recurring Procedures [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	642	357
Operating Segments [Member] | Other Foreign [Member] | Dermatology Procedures Equipment [Member]
Disaggregation of Revenue by Geographical Region [Abstract]
Revenues	$ 3,620	$ 3,356