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Goodwill and Other Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2015
Schedule of Annual Amortization Expense | The components of intangible assets at December 31, 2015 are summarized below (in thousands):
|  | Weighted |  |  |  |  |  |  |  |  |  |  |
|  | Average |  | Gross |  |  |  |  |  | Foreign |  |  |
|  | Amortization |  | Carrying |  | Accumulated |  | Impairment |  | Currency |  | Net Book |
|  | Years |  | Amount |  | Amortization |  | Charges |  | Translation |  | Value |
Customer relationships |  | 7 |  | $ | 7,472 |  | $ | (2,350) |  | $ | (261) |  | $ | - |  | $ | 4,861 |
Non-compete agreements |  | 5 |  |  | 635 |  |  | (286) |  |  | - |  |  | 3 |  |  | 352 |
Trademarks |  | (a) |  |  | 2,060 |  |  | (161) |  |  | - |  |  | 7 |  |  | 1,906 |
Distributor territory license |  | 4 |  |  | 474 |  |  | (41) |  |  | - |  |  | - |  |  | 355 |
Internally developed software |  | 7 |  |  | 289 |  |  | (53) |  |  | - |  |  | - |  |  | 248 |
Developed technology |  | 10 |  |  | 492 |  |  | (53) |  |  | - |  |  | - |  |  | 439 |
Technology-related industry accreditations |  | Indefinite |  |  | 1,937 |  |  | - |  |  | (143) |  |  | 1 |  |  | 1,795 |
Total intangible assets |  |  |  | $ | 13,359 |  | $ | (3,010) |  | $ | (404) |  | $ | 11 |  | $ | 9,956 |
| (a) |  | Includes $1.8 million of trademarks with an indefinite useful life, and $0.3 million of trademarks that will be fully amortized by December 31, 2016 as a result of the Company’s decision to gradually cease using them.
Future scheduled annual straight-line amortization expense over the useful lives of finite life intangible assets is as follows (in thousands):
Years Ending December 31, |  | Total |
2016 |  | $ | 1,753 |
2017 |  |  | 1,661 |
2018 |  |  | 1,585 |
2019 |  |  | 297 |
2020 |  |  | 272 |
Thereafter |  |  | 778 |
|  | $ | 6,346 |
Finite-Lived Intangible Assets [Member] |
Schedule of Intangible Assets and Goodwill | Changes in intangible asset balances for the years ended December 31, 2015 and 2014 consisted of the following (in thousands):
|  | T&D |  | Critical Power |  | Total |
|  | Solutions |  | Solutions |  | Intangible |
|  | Segment |  | Segment |  | Assets |
Balance as of January 1, 2014 |  | $ | 4,966 |  | $ | 319 |  | $ | 5,285 |
Additions due to acquisition |  |  | - |  |  | 5,147 |  |  | 5,147 |
Amortization |  |  | (256) |  |  | (62) |  |  | (318) |
Impairment charges |  |  | (231) |  |  | - |  |  | (231) |
Foreign currency translation |  |  | (92) |  |  | - |  |  | (92) |
Balance as of December 31, 2014 |  | $ | 4,386 |  | $ | 5,405 |  | $ | 9,791 |
Additions due to acquisition |  |  | 2,386 |  |  | - |  |  | 2,386 |
Amortization |  |  | (454) |  |  | (1,365) |  |  | (1,819) |
Impairment charges |  |  | (404) |  |  | - |  |  | (404) |
Foreign currency translation |  |  | 2 |  |  | - |  |  | 2 |
Balance as of December 31, 2015 |  | $ | 5,916 |  | $ | 4,040 |  | $ | 9,956 |
Goodwill [Member] | Operating Segments [Member] |
Schedule of Intangible Assets and Goodwill | Changes in the carrying amount of goodwill by reportable segment during the years ended December 31, 2015 and 2014 are as follows:
|  | T&D |  | Critical Power |  | Total |
|  | Segment |  | Segment |  | Goodwill |
Balance as of January 1, 2014 |  | $ | 7,300 |  | $ | 698 |  | $ | 7,998 |
Additions due to acquisition |  |  | - |  |  | 2,879 |  |  | 2,879 |
Impairment charges |  |  | (1,171) |  |  | - |  |  | (1,171) |
Foreign currency translation |  |  | (100) |  |  | - |  |  | (100) |
Balance as of December 31, 2014 |  | $ | 6,029 |  | $ | 3,577 |  | $ | 9,606 |
Additions due to acquisition |  |  | 371 |  |  | - |  |  | 371 |
Adjustments |  |  | - |  |  | 91 |  |  | 91 |
Foreign currency translation |  |  | - |  |  | - |  |  | - |
Balance as of December 31, 2015 |  | $ | 6,400 |  | $ | 3,668 |  | $ | 10,068 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance and exist in perpetuity, 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 (b) -URI http://asc.fasb.org/extlink&oid=26713463&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 3 -Subparagraph (b),(d) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16373-109275 + Details
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