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GOODWILL AND INTANGIBLE ASSETS (Tables)
 3 Months Ended
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).