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GOODWILL AND OTHER INTANGIBLE ASSETS (Tables) | 9 Months Ended
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Sep. 30, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of activity of goodwill by segment |
|  | T&D Solutions Segment |  |  | Critical Power Solutions Segment |  |  | Total Goodwill |
Gross Goodwill: |  |  |  |  |  |  |  |  |  |  |  |
Balance as of January 1, 2018 |  | $ | 6,533 |  |  | $ | 2,970 |  |  | $ | 9,503 |
No activity |  |  | — |  |  |  | — |  |  |  | — |
Balance as of September 30, 2018 |  | $ | 6,533 |  |  | $ | 2,970 |  |  | $ | 9,503 |
Accumulated impairment losses: |  |  |  |  |  |  |  |  |  |  |  |
Balance as of January 1, 2018 |  | $ | (976 | ) |  | $ | — |  |  | $ | (976 | )
No activity |  |  | — |  |  |  | — |  |  |  | — |
Balance as of September 30, 2018 |  | $ | (976 | ) |  | $ | — |  |  | $ | (976 | )
Net Goodwill as of September 30, 2018 |  | $ | 5,557 |  |  | $ | 2,970 |  |  | $ | 8,527 |
Schedule of changes in intangible asset balances | Changes in the carrying values of intangible assets for the nine months ended September 30, 2018, were as follows:
|  | T&D Solutions Segment |  |  | Critical Power Solutions Segment |  |  | Total Intangible Assets |
Balance as of January 1, 2018, net |  | $ | 3,677 |  |  | $ | 1,245 |  |  | $ | 4,922 |
Amortization |  |  | (166 | ) |  |  | (841 | ) |  |  | (1,007 | )
Foreign currency translation |  |  | (2 | ) |  |  | — |  |  |  | (2 | )
Balance as of September 30, 2018, net |  | $ | 3,509 |  |  | $ | 404 |  |  | $ | 3,913 |
Schedule of components of intangible assets | The components of intangible assets as of September 30, 2018 are summarized below:
|  | Weighted Average Amortization Years |  |  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Foreign Currency Translation |  |  | Net Book Value |
Customer relationships |  | 7 |  |  | $ | 6,689 |  |  | $ | (5,742 | ) |  | $ | — |  |  | $ | 947 |
Non-compete agreements |  | 4 |  |  |  | 155 |  |  |  | (137 | ) |  |  | — |  |  |  | 18 |
Trademarks |  | Indefinite |  |  |  | 1,816 |  |  |  | — |  |  |  | — |  |  |  | 1,816 |
Internally developed software |  | 7 |  |  |  | 289 |  |  |  | (155 | ) |  |  | — |  |  |  | 134 |
Developed technology |  | 10 |  |  |  | 493 |  |  |  | (183 | ) |  |  | — |  |  |  | 310 |
Technology-related industry accreditations |  | Indefinite |  |  |  | 706 |  |  |  | — |  |  |  | (18 | ) |  |  | 688 |
Total intangible assets |  |  |  |  | $ | 10,148 |  |  | $ | (6,217 | ) |  | $ | (18 | ) |  | $ | 3,913 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 + Details
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