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Restructuring and Related Charges (Details Narrative) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2014 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Restructuring Cost and Reserve [Line Items] |  |  |  |
Additional restructuring charges |  |  | $ 294 |
Severance costs |  | $ 375 | 411 |
Restructuring charges included in other current liabilities |  | (79) | (82) |
GridSense [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring charges payable |  | $ 34 | 38 | $ 63
Additional restructuring charges | $ 198 |  | 198 |
Expected to be paid restructuring cost date |  | Dec. 31, 2016 |  |
Severance costs |  | $ 10 |  |
Payment of lease cost |  |  | (223) |
Omni Metrix [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring charges payable |  | $ 204 | 248 | 239
Additional restructuring charges |  |  | 96 |
Expected to be paid restructuring cost date |  | Dec. 31, 2019 |  |
Severance costs |  |  |  | 45
Payment of lease cost |  | $ (44) | $ (87) | 194
Provision for lease losses |  |  |  | $ 96
Restructuring charges included in other current liabilities |  | 45 |  |
Restructuring charges included in other liabilities |  | $ 159 |  |

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