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BUSINESS SEGMENT AND GEOGRAPHIC INFORMATION (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Segment Reporting Information [Line Items]
Revenues	$ 5,001	$ 3,017
Depreciation and Amortization	122	84
Operating Loss	(1,747)	(1,444)
Services [Member]
Segment Reporting Information [Line Items]
Revenues	1,869	1,771
Operating Segments [Member] | T&D Solutions [Member]
Segment Reporting Information [Line Items]
Revenues	2,877	1,073
Depreciation and Amortization	34	34
Operating Loss	(777)	(232)
Operating Segments [Member] | T&D Solutions [Member] | Switchgear [Member]
Segment Reporting Information [Line Items]
Revenues	2,877	1,073
Operating Segments [Member] | Critical Power Solutions [Member]
Segment Reporting Information [Line Items]
Revenues	2,124	1,944
Depreciation and Amortization	79	36
Operating Loss	(200)	(402)
Operating Segments [Member] | Critical Power Solutions [Member] | Equipment [Member]
Segment Reporting Information [Line Items]
Revenues	255	173
Operating Segments [Member] | Critical Power Solutions [Member] | Services [Member]
Segment Reporting Information [Line Items]
Revenues	1,869	1,771
Unallocated Corporate Overhead Expenses [Member]
Segment Reporting Information [Line Items]
Depreciation and Amortization	9	14
Operating Loss	$ (770)	$ (810)

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