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SEGMENT REPORTING (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013
Segment Reporting Information [Line Items] |  |  |  |
Revenue from External Customers | $ 5,639 | $ 4,982 | $ 14,816 | $ 15,931
Revenue from Related Parties | 0 | 0 | 0 | 39
Segment gross profit (loss) | 1,505 | 1,059 | 3,781 | 4,456
Impairment of Intangible Assets, Finite-lived | 0 | 5,615 | 0 | 6,731
Restructuring Charges | 184 | 772 | 382 | 1,366
Segment depreciation and amortization | 342 | 404 | 967 | 1,174
Segment share based compensation expense | 29 | 77 | 99 | 145
Segment net income (loss) before income taxes | (3,570) | (11,332) | (11,231) | (21,124)
Energy & Security Sonar Solutions Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue from External Customers | 3,075 | 2,537 | 8,112 | 8,723
Revenue from Related Parties | 0 | 0 | 0 | 0
Segment gross profit (loss) | 1,044 | 852 | 2,189 | 3,187
Impairment of Intangible Assets, Finite-lived |  | 0 |  | 0
Restructuring Charges | 0 | 0 | 0 | 0
Segment depreciation and amortization | 67 | 65 | 212 | 182
Segment share based compensation expense | 2 | 44 | 2 | 44
Segment net income (loss) before income taxes | 140 | (204) | (638) | 110
GridSense segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue from External Customers | 1,153 | 1,069 | 3,362 | 3,543
Revenue from Related Parties | 0 | 0 | 0 | 0
Segment gross profit (loss) | 391 | 448 | 942 | 1,498
Impairment of Intangible Assets, Finite-lived |  | 0 |  | 0
Restructuring Charges | 96 | 0 | 198 | 594
Segment depreciation and amortization | 63 | 77 | 194 | 266
Segment share based compensation expense | 27 | 0 | 33 | 0
Segment net income (loss) before income taxes | (665) | (812) | (2,443) | (3,549)
USSI segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue from External Customers | 471 | 513 | 471 | 1,148
Revenue from Related Parties | 0 | 0 | 0 | 39
Segment gross profit (loss) | (428) | (688) | (858) | (1,538)
Impairment of Intangible Assets, Finite-lived |  | 0 |  | 0
Restructuring Charges | 88 | 0 | 88 | 0
Segment depreciation and amortization | 183 | 106 | 473 | 275
Segment share based compensation expense | 0 | 33 | 64 | 101
Segment net income (loss) before income taxes | (2,686) | (2,668) | (6,880) | (6,838)
Power Generation Monitoring segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue from External Customers | 531 | 411 | 1,587 | 1,215
Revenue from Related Parties | 0 | 0 | 0 | 0
Segment gross profit (loss) | 290 | 177 | 854 | 616
Impairment of Intangible Assets, Finite-lived |  | 4,225 |  | 5,341
Restructuring Charges | 0 | 583 | 77 | 583
Segment depreciation and amortization | 17 | 105 | 52 | 311
Segment share based compensation expense | 0 | 0 | 0 | 0
Segment net income (loss) before income taxes | (358) | (5,844) | (1,209) | (8,720)
All Other Segments [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue from External Customers | 409 | 452 | 1,284 | 1,302
Revenue from Related Parties | 0 | 0 | 0 | 0
Segment gross profit (loss) | 208 | 270 | 654 | 693
Impairment of Intangible Assets, Finite-lived |  | 1,390 |  | 1,390
Restructuring Charges | 0 | 189 | 19 | 189
Segment depreciation and amortization | 12 | 51 | 36 | 140
Segment share based compensation expense | 0 | 0 | 0 | 0
Segment net income (loss) before income taxes | $ (1) | $ (1,804) | $ (61) | $ (2,127)

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