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GOODWILL AND OTHER INTANGIBLE ASSETS (Tables) | 9 Months Ended
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Sep. 30, 2019
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of carrying amount of goodwill by reportable segment | There were no changes in the carrying values of goodwill for the nine months ended September 30, 2019.
|  | Critical Power |  |  |  |
|  | Solutions |  |  | Total |
|  | Segment |  |  | Goodwill |
Gross Goodwill: |  |  |  |  |  |  |  |
Balance as of January 1, 2019 |  | $ | 2,969 |  |  | $ | 2,969 |
No activity |  |  | — |  |  |  | — |
Balance as of September 30, 2019 |  | $ | 2,969 |  |  | $ | 2,969 |
Schedule of changes in intangible asset balances | Changes in the carrying values of intangible assets for the nine months ended September 30, 2019, were as follows:
|  |  | Critical Power |  |  | Total |
|  |  | Solutions |  |  | Intangible |
|  |  | Segment |  |  | Assets |
Balance as of January 1, 2019, net |  |  | $ | 124 |  |  | $ | 124 |
Amortization |  |  |  | (31 | ) |  |  | (31 | )
Balance as of September 30, 2019, net |  |  | $ | 93 |  |  | $ | 93 |
Schedule of components of intangible assets | The components of intangible assets as of September 30, 2019 are summarized below:
|  | Weighted Average Amortization Years |  |  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Net Book Value |
Internally developed software |  |  | 7 |  |  | $ | 289 |  |  | $ | (196 | ) |  | $ | 93 |
Total intangible assets |  |  |  |  |  | $ | 289 |  |  | $ | (196 | ) |  | $ | 93 |

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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://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13854-109267 + Details
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