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SEGMENT REPORTING (Tables)

12 Months Ended

Dec. 31, 2022

Segment Reporting [Abstract]

Summary of the Company's Segment Net Sales, Gross Profit and Income Before Income Taxes

Summarized below are the Company’s segment net sales, gross profit and income before income taxes for the years ended December 31, 2022, 2021 and 2020 based on the current reporting segment structure.

		Years Ended December 31,
						% of									% of									% of
Net Sales by Segment		2022				Net Sales					2021				Net Sales					2020				Net Sales
		(in thousands, except percentages)
Equipment		$	2,284				16		%		$	2,323				15		%		$	12,385				51		%
Services			11,768				84		%			13,598				85		%			11,925				49		%
Total		$	14,052				100		%		$	15,921				100		%		$	24,310				100		%

		Years Ended December 31,
						Gross Profit									Gross Profit									Gross Profit
Gross profit (loss) by Segment		2022				%					2021				%					2020				%
		(in thousands, except percentages)
Equipment		$	(618	)			(27	)	%		$	(4,358	)			(188	)	%		$	1,237				10		%
Services			3,285				28		%			3,283				24		%			2,292				19		%
Total		$	2,667				19		%		$	(1,075	)			(7	)	%		$	3,529				15		%

		Years ended December 31,
Segment income (loss) and Loss before income taxes		2022				2021				2020
		(in thousands)
Equipment		$	(6,452	)		$	(12,868	)		$	(7,640	)
Services			3,285				3,283				2,292
Total segment loss			(3,167	)			(9,585	)			(5,348	)
General and corporate			228				7,051				(20,110	)
Loss before income taxes		$	(2,939	)		$	(2,534	)		$	(25,458	)

Schedule of Sales Data by Geographical Area

Sales are attributed to a geographical area based upon the location of the customer. Sales data by geographical area are as follows:

		Years Ended December 31,
						% of net									% of net									% of net
		2022				Sales					2021				Sales					2020				Sales
		(in thousands, except percentages)
Net Sales by Region
China		$	1,735				12		%		$	1,858				11		%		$	2,286				10		%
India			7,152				51		%			8,221				52		%			9,807				40		%
Japan			5,165				37		%			5,842				37		%			12,208				50		%
Other		—				—			%		—				—			%			9			—			%
Total		$	14,052				100		%		$	15,921				100		%		$	24,310				100		%

Schedule of Long-lived Assets, Consisting of Property, Plant and Equipment, by Geographical Area

Long-lived assets, consisting of property, plant and equipment, by geographical area are as follows:

		December 31,
		2022				2021
		(in thousands)
China		$	578			$	528
Other			26				74
Total long-lived assets		$	604			$	602

X

- Definition

Tabular disclosure of long-lived assets, excluding financial instruments, long-term customer relationships of a financial institution, mortgage rights, deferred policy acquisition costs, and deferred tax assets, by geographic areas located in the entity's country of domicile and foreign countries in which the entity holds assets.

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Tabular disclosure of revenue from external customers by geographic areas attributed to the entity's country of domicile and to foreign countries from which the entity derives revenue.

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Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

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