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GOODWILL AND OTHER INTANGIBLE ASSETS (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Intangible assets, beginning balance	$ 124
Amortization	(150)	$ (1,460)
Impairment charges	(83)	(1,350)
Intangible assets, ending balance		124
Intangible Assets [Member]
Intangible assets, beginning balance	124	1,245
Amortization	(41)	(1,121)
Impairment charges	(83)
Intangible assets, ending balance		124
Critical Power Segment [Member]
Intangible assets, beginning balance	124	1,245
Amortization	(41)	(1,121)
Impairment charges	$ (83)
Intangible assets, ending balance		$ 124

X

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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