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Acquisitions (Tables) | 3 Months Ended
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Mar. 31, 2015
Business Acquisition [Line Items] |
Schedule of Business Acquisitions, by Acquisition [Table Text Block] |
Business Acquired |  | Closing |  | Net Assets Acquired (in 000s) |  | Segment |  | Primary Form of Consideration
Titan Energy Worldwide, Inc. |  | 12/02/14 |  | $ | 1,958 |  | Critical Power |  | Cash/stock
Harmonics Holdings Inc. |  | 01/16/15 |  |  | 1,182 |  | T&D Solutions |  | Seller note/debt forgiveness
|  |  |  | $ | 3,140 |  |  |  |
Titan Energy Worldwide Inc. [Member] |
Business Acquisition [Line Items] |
Schedule of Business Acquisitions, by Acquisition [Table Text Block] | The following table summarizes the consideration paid for the Titan acquisition and presents the preliminary allocation of the amount to the net tangible and identifiable intangible assets based on their estimated fair values as of December 2, 2014 (in thousands):
|  |  |  | Titan Acquisition
Purchase Price |  |  |  |  |
Cash consideration |  |  |  | $ | 953
Common stock consideration |  |  |  |  | 1,005
|  |  |  | $ | 1,958
Purchase Price Allocation |  |  |  |  |
Current assets, including cash and cash equivalents of $0.1 million |  |  |  | $ | 3,721
Property, plant and equipment |  |  |  |  | 410
Identifiable intangible assets |  |  |  |  | 5,147
Goodwill |  |  |  |  | 2,719
Total assets acquired |  |  |  |  | 11,997
Current liabilities |  |  |  |  | (6,881)
Notes payable |  |  |  |  | (3,158)
Net assets acquired |  |  |  | $ | 1,958
Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination | The major classes of intangible assets arising from the acquisition of Titan, their respective amortization periods, and the amount of amortization expense recognized during the three months ended March 31, 2015 are as follows (in thousands):
| Weighted Average Amortization Years |  | Titan Acquisition
Acquired Intangible Assets |  |  |  |
Customer relationships | 4 |  | $ | 4,320
Distributor territory license | 4 |  |  | 474
Internally developed software | 7 |  |  | 289
Trade names | 1 |  |  | 64
|  |  | $ | 5,147
Amortization expense recorded during the three months ended March 31, 2015 |  | $ | 326
Harmonics Holdings Inc. [Member] |
Business Acquisition [Line Items] |
Schedule of Business Acquisitions, by Acquisition [Table Text Block] | The following table summarizes the consideration paid for the Harmonics acquisition and presents the preliminary allocation of the amount to the net tangible and identifiable intangible assets based on their estimated fair values as of January 16, 2015 (in thousands):
|  |  |  | Harmonics Acquisition
Purchase Price |  |  |  |  |
Cash consideration |  |  |  | $ | 93
Forgiveness of trade payables and indebtedness due to purchaser |  |  |  |  | 609
Deferred payments due to seller |  |  |  |  | 500
|  |  |  | $ | 1,202
Purchase Price Allocation |  |  |  |  |
Current assets, including cash and cash equivalents of $0 |  |  |  | $ | 21
Property, plant and equipment |  |  |  |  | 4
Goodwill |  |  |  |  | 1,177
Total assets acquired |  |  |  |  | 1,202
Current liabilities |  |  |  |  | -
Net assets acquired |  |  |  | $ | 1,202

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