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SEGMENT REPORTING (Tables)
 9 Months Ended
Sep. 30, 2013
Segment Reporting [Abstract]  
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Other operations include certain IT activities (protocol management software for cancer patients and billing software) and outsourced consulting activities performed by the Company's DSIT subsidiary as well as Cathodic Protection activities in the Company's OmniMetrix subsidiary that do not meet the quantitative thresholds under applicable accounting principles.

 
 
Energy &
Security
Sonar
Solutions
 
GridSense
 
Oil & Gas Sensor Systems
 
Power Generation Monitoring
 
Other
 
Total
Nine months ended September 30, 2013
 
 
 
 
 
 
 
 
 
 
 
 
Revenues from external customers
 
$
8,723

 
$
3,543

 
$
1,148

 
$
1,215

 
$
1,302

 
$
15,931

Intersegment revenues
 
—

 
—

 
39

 
—

 
—

 
39

Segment gross profit (loss)
 
3,187

 
1,498

 
(1,538
)
 
616

 
693

 
4,456

Impairment of goodwill and intangibles (Note 7)
 
—

 
—

 
—

 
5,341

 
1,390

 
6,731

Restructuring and related charges (Note 4(a))
 
—

 
594

 
—

 
—

 
—

 
594

Depreciation and amortization
 
182

 
266

 
275

 
252

 
121

 
1,096

Stock compensation expense
 
44

 
—

 
101

 
—

 
—

 
145

Segment net income (loss) before income taxes
 
110

 
(3,549
)
 
(6,838
)
 
(6,686
)
 
(1,467
)
 
(18,430
)
 
 
 
 
 
 
 
 
 
 
 
 
 
Nine months ended September 30, 2012
 
 
 
 
 
 
 
 
 
 
 
 
Revenues from external customers
 
$
9,170

 
2,884

 
$
1,317

 
$
301

 
$
951

 
$
14,623

Intersegment revenues
 
—

 
—

 
—

 
—

 
—

 
—

Segment gross profit (loss)
 
3,281

 
1,240

 
(773
)
 
53

 
373

 
4,174

Depreciation and amortization
 
173

 
288

 
238

 
221

 
106

 
1,026

Stock compensation expense
 
—

 
—

 
282

 
—

 
—

 
282

Segment net income (loss) before income taxes
 
619

 
(3,556
)
 
(6,032
)
 
(639
)
 
(70
)
 
(9,678
)
 
 
 
 
 
 
 
 
 
 
 
 
 
Three months ended September 30, 2013
 
 
 
 
 
 
 
 
 
 
 
 
Revenues from external customers
 
$
2,537

 
$
1,069

 
$
513

 
$
411

 
$
452

 
$
4,982

Intersegment revenues
 
—

 
—

 
—

 
—

 
—

 
—

Segment gross profit (loss)
 
852

 
448

 
(688
)
 
177

 
270

 
1,059

Impairment of goodwill and intangibles (Note 7)
 
—

 
—

 
—

 
4,225

 
1,390

 
5,615

Restructuring and related charges
 
—

 
—

 
—

 
—

 
—

 
—

Depreciation and amortization
 
65

 
77

 
106

 
75

 
41

 
364

Stock compensation expense
 
44

 
—

 
33

 
—

 
—

 
77

Segment net income (loss) before income taxes
 
(204
)
 
(812
)
 
(2,668
)
 
(4,854
)
 
(1,478
)
 
(10,016
)
 
 
 
 
 
 
 
 
 
 
 
 

Three months ended September 30, 2012
 
 
 
 
 
 
 
 
 
 
 
 
Revenues from external customers
 
$
2,988

 
$
977

 
$
234

 
$
186

 
$
328

 
$
4,713

Intersegment revenues
 
—

 
—

 
—

 
—

 
—

 
—

Segment gross profit (loss)
 
984

 
423

 
(168
)
 
82

 
167

 
1,488

Depreciation and amortization
 
57

 
99

 
85

 
89

 
40

 
370

Stock compensation expense
 
—

 
—

 
282

 
—

 
—

 
282

Segment net income (loss) before income taxes
 
38

 
(1,499
)
 
(2,230
)
 
(332
)
 
20

 
(4,003
)
Reconciliation of Segment Income (Loss) from Segment to Consolidated [Table Text Block]
Reconciliation of Segment Income (Loss) to Consolidated Net Loss Before Income Taxes
 
 
Nine months ended September 30,
 
Three months ended September 30,
 
 
2012
 
2013
 
2012
 
2013
Total net loss before income taxes for reportable segments
 
$
(9,608
)
 
$
(16,963
)
 
$
(4,023
)
 
$
(8,538
)
Other operational segment net income (loss) before income taxes
 
(70
)
 
(1,467
)
 
20

 
(1,478
)
Total segment net loss before income taxes
 
(9,678
)
 
(18,430
)
 
(4,003
)
 
(10,016
)
   Unallocated cost of corporate headquarters*
 
(4,027
)
 
(3,964
)
 
(1,300
)
 
(1,209
)
   Unallocated cost of DSIT and OmniMetrix headquarters**
 
(836
)
 
(2,724
)
 
(395
)
 
(1,326
)
Consolidated loss before income taxes
 
$
(14,541
)
 
$
(25,118
)
 
$
(5,698
)
 
$
(12,551
)