Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2021

Property Plant And Equipment [Abstract]

Schedule of Property and Equipment, Net

The following table provides details of property and equipment, net:

	As of December 31,
	2021			2020
Leasehold improvements	$	112		$	112
Manufacturing equipment		940			269
Computer and office equipment		102			107
System and laser		1,219			1,452
Software		56			—
Furniture and fixtures		50			50
Transportation equipment		38			38
Total		2,517			2,028
Less accumulated depreciation		(1,945	)		(1,876	)
Construction in progress		184			680
Property and equipment, net	$	756		$	832