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GOODWILL AND OTHER INTANGIBLE ASSETS (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Gross Goodwill: |  |
Balance, beginning | $ 2,969 | $ 2,969
No activity |  |
Balance, ending | 2,969 | 2,969
Accumulated impairment losses: |  |
Impairment charges | (2,969) |
Balance, ending | (2,969) |
Net Goodwill |  | 2,969
Critical Power Segment [Member] |  |
Gross Goodwill: |  |
Balance, beginning | 2,969 | 2,969
No activity |  |
Balance, ending | 2,969 | 2,969
Accumulated impairment losses: |  |
Impairment charges | (2,969) |
Balance, ending | $ (2,969) |
Net Goodwill |  | $ 2,969

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