Revenue Recognition, Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Disaggregation of Revenue [Abstract]
Revenues, net	$ 7,711	$ 5,613	$ 20,920	$ 16,373
Dermatology Recurring Procedures [Member]
Disaggregation of Revenue [Abstract]
Revenues, net	5,710	3,835	15,841	12,332
Dermatology Procedures Equipment [Member]
Disaggregation of Revenue [Abstract]
Revenues, net	2,001	1,778	5,079	4,041
Domestic [Member]
Disaggregation of Revenue [Abstract]
Revenues, net	5,889	3,951	16,036	12,658
Domestic [Member] | Dermatology Recurring Procedures [Member]
Disaggregation of Revenue [Abstract]
Revenues, net	5,370	3,690	14,923	11,957
Domestic [Member] | Dermatology Procedures Equipment [Member]
Disaggregation of Revenue [Abstract]
Revenues, net	519	261	1,113	701
Foreign [Member]
Disaggregation of Revenue [Abstract]
Revenues, net	1,822	1,662	4,884	3,715
Foreign [Member] | Dermatology Recurring Procedures [Member]
Disaggregation of Revenue [Abstract]
Revenues, net	340	145	918	375
Foreign [Member] | Dermatology Procedures Equipment [Member]
Disaggregation of Revenue [Abstract]
Revenues, net	$ 1,482	$ 1,517	$ 3,966	$ 3,340