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GOODWILL AND OTHER INTANGIBLE ASSETS (Tables) | 12 Months Ended
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Dec. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of carrying amount of goodwill by reportable segment | Changes in the carrying amount of goodwill by reportable segment during the years ended December 31, 2018 and 2017 are as follows:
|  | T&D |  |  | Critical Power |  |  |  |
|  | Solutions |  |  | Solutions |  |  | Total |
|  | Segment |  |  | Segment |  |  | Goodwill |
Gross Goodwill: |  |  |  |  |  |  |  |  |  |  |  |
Balance as of January 1, 2017 |  | $ | 7,978 |  |  | $ | 2,970 |  |  | $ | 10,948 |
No activity |  |  | — |  |  |  | — |  |  |  | — |
Balance as of December 31, 2017 |  | $ | 7,978 |  |  | $ | 2,970 |  |  | $ | 10,948 |
Accumulated impairment losses: |  |  |  |  |  |  |  |  |  |  |  |
Balance as of January 1, 2017 |  | $ | (976 | ) |  | $ | — |  |  | $ | (976 | )
Impairment charges |  |  | (1,445 | ) |  |  | — |  |  |  | (1,445 | )
Balance as of December 31, 2017 |  | $ | (2,421 | ) |  | $ | — |  |  | $ | (2,421 | )
Net Goodwill |  | $ | 5,557 |  |  | $ | 2,970 |  |  | $ | 8,527 |
Gross Goodwill: |  |  |  |  |  |  |  |  |  |  |  |
Balance as of January 1, 2018 |  | $ | 7,978 |  |  | $ | 2,970 |  |  | $ | 10,948 |
No activity |  |  | — |  |  |  | — |  |  |  | — |
Balance as of December 31, 2018 |  | $ | 7,978 |  |  | $ | 2,970 |  |  | $ | 10,948 |
Accumulated impairment losses: |  |  |  |  |  |  |  |  |  |  |  |
Balance as of January 1, 2018 |  | $ | (2,421 | ) |  | $ | — |  |  | $ | (2,421 | )
No activity |  |  | — |  |  |  | — |  |  |  | — |
Balance as of December 31, 2018 |  | $ | (2,421 | ) |  | $ | — |  |  | $ | (2,421 | )
Net Goodwill |  | $ | 5,557 |  |  | $ | 2,970 |  |  | $ | 8,527 |
Schedule of changes in intangible asset balances | Changes in intangible asset balances for the years ended December 31, 2018 and 2017 consisted of the following:
|  | T&D |  |  | Critical Power |  |  | Total |
|  | Solutions |  |  | Solutions |  |  | Intangible |
|  | Segment |  |  | Segment |  |  | Assets |
Balance as of January 1, 2017 |  | $ | 5,565 |  |  | $ | 2,603 |  |  | $ | 8,168 |
Amortization |  |  | (415 | ) |  |  | (1,358 | ) |  |  | (1,773 | )
Foreign currency translation |  |  | 4 |  |  |  | — |  |  |  | 4 |
Balance as of December 31, 2017 |  | $ | 5,154 |  |  | $ | 1,245 |  |  | $ | 6,399 |
Amortization |  |  | (339 | ) |  |  | (1,121 | ) |  |  | (1,460 | )
Impairment charges |  |  | (1,350 | ) |  |  | — |  |  |  | (1,350 | )
Foreign currency translation |  |  | (5 | ) |  |  | — |  |  |  | (5 | )
Balance as of December 31, 2018 |  | $ | 3,460 |  |  | $ | 124 |  |  | $ | 3,584 |
Schedule of components of intangible assets | The components of intangible assets at December 31, 2018 are summarized below:
|  | Weighted Average Amortization Years |  |  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Impairment Charges |  |  | Foreign Currency Translation |  |  | Net Book Value |
Customer relationships |  | 7 (a) |  |  | $ | 7,202 |  |  | $ | (6,175 | ) |  | $ | (377 | ) |  | $ | — |  |  | $ | 650 |
Non-compete agreements |  | 4 (a) |  |  |  | 705 |  |  |  | (587 | ) |  |  | (103 | ) |  |  | — |  |  |  | 15 |
Trademarks |  | Indefinite |  |  |  | 1,816 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 1,816 |
Internally developed software |  | 7 |  |  |  | 289 |  |  |  | (165 | ) |  |  | — |  |  |  | — |  |  |  | 124 |
Developed technology |  | 10 |  |  |  | 492 |  |  |  | (197 | ) |  |  | — |  |  |  | — |  |  |  | 295 |
Technology-related industry accreditations |  | Indefinite (a) |  |  |  | 1,576 |  |  |  | — |  |  |  | (870 | ) |  |  | (22 | ) |  |  | 684 |
Total intangible assets |  |  |  |  |  | $ | 12,080 |  |  | $ | (7,124 | ) |  | $ | (1,350 | ) |  | $ | (22 | ) |  | $ | 3,58 4 |
| (a) | During 2018, the Company recorded impairment charges to customer relationships, non-compete agreements and technology-related industry accreditations intangible assets of the switchgear business upon determining that the carrying value of these assets was not recoverable.
The components of intangible assets at December 31, 2017 are summarized below:
| Weighted Average Amortization Years |  | Gross Carrying Amount |  | Accumulated Amortization |  | Foreign Currency Translation |  | Net Book Value
Customer relationships | 7 |  | $ | 7,202 |  | $ | (4,907) |  | $ | - |  | $ | 2,295
Non-compete agreements | 6 |  |  | 705 |  |  | (485) |  |  | - |  |  | 220
Trademarks | Indefinite |  |  | 1,816 |  |  | - |  |  | - |  |  | 1,816
Distributor territory license | (a) |  |  | 474 |  |  | (474) |  |  | - |  |  | -
Internally developed software | 7 |  |  | 289 |  |  | (124) |  |  | - |  |  | 165
Developed technology | 10 |  |  | 492 |  |  | (148) |  |  | - |  |  | 344
Technology-related industry accreditations | Indefinite |  |  | 1,576 |  |  | - |  |  | (17) |  |  | 1,559
Total intangible assets |  |  | $ | 12,554 |  | $ | (6,138) |  | $ | (17) |  | $ | 6,399
| (a) | During 2017, the Company accelerated and fully amortized distributor territory license intangible asset upon the termination of its distribution agreement with a supplier.
Schedule of future amortization expense | Future scheduled annual straight-line amortization expense over the useful lives of finite life intangible assets is as follows:
Years Ending December 31, |  |  | Total |
2019 |  |  | $ | 215 |
2020 |  |  |  | 200 |
2021 |  |  |  | 200 |
2022 |  |  |  | 124 |
2023 |  |  |  | 106 |
Thereafter |  |  |  | 239 |
|  |  | $ | 1,084 |

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