Property and Equipment - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 4,658	$ 5,653
Accumulated depreciation	(2,849)	(3,126)
Property and equipment, net	1,809	2,527
Lasers
Property Plant And Equipment [Line Items]
Property and equipment, gross	3,085	3,194
Machinery And Equipment [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross	858	834
Automobiles [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross		1,054
Computer Hardware And Software [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross	353	353
Leasehold Improvements
Property Plant And Equipment [Line Items]
Property and equipment, gross	145	119
Furniture And Fixtures [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross	48	48
Construction in Progress
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 169	$ 51

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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