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GOODWILL AND INTANGIBLE ASSETS (Tables) | 3 Months Ended
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Mar. 31, 2013
GOODWILL AND INTANGIBLE ASSETS [Abstract] |
Schedule of Goodwill [Table Text Block] | The changes in the carrying amounts of goodwill by segment from December 31, 2012 to March 31, 2013 were as follows:
|  | Energy & Security Sonar Solutions segment |  | GridSense segment |  | USSI segment |  | Power Generation Monitoring segment |  | Cathodic Protection segment* |  | Total
Balance as of December 31, 2012 |  | $ | 541 |  |  | $ | 2,757 |  |  | $ | 1,402 |  |  | $ | 1,517 |  |  | $ | 413 |  |  | $ | 6,630 |
Translation adjustment |  | 7 |  |  | 9 |  |  | — |  |  | — |  |  | — |  |  | 16 |
Balance as of March 31, 2013 |  | $ | 548 |  |  | $ | 2,766 |  |  | $ | 1,402 |  |  | $ | 1,517 |  |  | $ | 413 |  |  | $ | 6,646 |
Schedule of Finite-Lived Intangible Assets by Major Class [Table Text Block] | The changes in the carrying amounts of and accumulated amortization of intangible assets from December 31, 2012 to March 31, 2013 were as follows:
|  | Energy & Security Sonar Solutions segment |  | GridSense segment |  | USSI segment |  | Power Generation Monitoring segment |  | Cathodic Protection segment** |  |
|  | Cost |  | A.A.* |  | Cost |  | A.A.* |  | Cost |  | A.A.* |  | Cost |  | A.A.* |  | Cost |  | A.A.* |  | Total
Balance as of December 31, 2012 |  | $ | 532 |  |  | $ | (364 | ) |  | $ | 2,777 |  |  | $ | (873 | ) |  | $ | 2,715 |  |  | $ | (380 | ) |  | $ | 4,385 |  |  | $ | (309 | ) |  | $ | 1,196 |  |  | $ | (118 | ) |  | $ | 9,561 |
Amortization |  | — |  |  | (20 | ) |  | — |  |  | (81 | ) |  | — |  |  | (38 | ) |  | — |  |  | (88 | ) |  | — |  |  | (34 | ) |  | (261 | )
Translation adjustment |  | 7 |  |  | (6 | ) |  | 8 |  |  | (4 | ) |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 5 |
Balance as of March 31, 2013 |  | $ | 539 |  |  | $ | (390 | ) |  | $ | 2,785 |  |  | $ | (958 | ) |  | $ | 2,715 |  |  | $ | (418 | ) |  | $ | 4,385 |  |  | $ | (397 | ) |  | $ | 1,196 |  |  | $ | (152 | ) |  | $ | 9,305 |
Weighted average estimated useful lives in years |  | 6 |  | 10 |  | 20 |  | 13 |  | 9 |  |
Composition of finite lived intangibles by class [Table Text Block] | The composition of intangibles in each of the Company's segments are as follows:
Segment |  | Type of Intangible
Energy & Security Sonar Solutions |  | Naval technologies
GridSense |  | Software and customer relationships
USSI |  | Sensor technologies and license
Power Generation Monitoring |  | Technologies, customer relationships and non-compete agreements
Cathodic Protection* |  | Technologies and customer relationships
* The Cathodic Protection segment is included in "Other" in Segment Reporting (see Note 9).

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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7658586&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 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7658586&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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 47 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13854-109267 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph e -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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