Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2021

Accounting Policies [Abstract]

Schedule of Allowance for Credit Losses

The following table shows the activity in the allowance for credit losses for the periods presented (in thousands):

	Year Ended December 31,
	2021		2020
Balance at beginning of year	$	84	$	305
Provision for credit losses		47		42
Deductions		—		(263	)
Balance at end of year	$	131	$	84

Schedule of Property and Equipment Estimated Useful Lives

Property and equipment are recorded at cost and depreciated on a straight-line basis over their estimated useful lives as follows:

Computer hardware and software	4-5 years
Furniture and fixtures	5 years
Machinery and equipment	5-10 years
Lasers	5 years
Automobiles	5 years