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Operating Segments and Related Information
9 Months Ended
Sep. 30, 2012
Operating Segments and Related Information [Abstract]  
Segment Reporting Disclosure [Text Block]
Operating Segments and Related Information

The following table presents certain continuing operating division information in accordance with the provisions of ASC 280, “Segments Reporting.”
(in thousands)
Solar
 
Biomedical
 
Total
Company
For the three months ended September 30, 2012
 
 
 
 
 
Net sales and revenues
$
2,485

 
$
1,743

 
$
4,228

Operating income (loss) from continuing operations
$
(2,197
)
 
$
179

 
$
(2,018
)
 
 
 
 
 
 
For the three months ended September 30, 2011
 
 
 
 
 

Net sales and revenues
$
6,177

 
$
2,003

 
$
8,180

Operating income (loss) from continuing operations
$
(1,437
)
 
$
392

 
$
(1,045
)
 
 
 
 
 
 
For the nine months ended September, 2012
 
 
 
 
 
Net sales and revenues
$
13,219

 
$
5,104

 
$
18,323

Operating income (loss) from continuing operations
$
(5,740
)
 
$
326

 
$
(5,414
)
 
 
 
 
 
 
For the nine months ended September 30, 2011
 
 
 
 
 
Net sales and revenues
$
33,610

 
$
6,169

 
$
39,779

Operating income (loss) from continuing operations
$
(2,197
)
 
$
1,115

 
$
(1,082
)


The following table shows net sales and revenues by geographic area (based on customer location):
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
(in thousands)
2012
 
%
 
2011
 
%
 
2012
 
%
 
2011
 
%
United States
$
3,005

 
71
%
 
$
2,436

 
30
%
 
$
7,955

 
43
%
 
$
16,598

 
42
%
Europe/Africa
376

 
9

 
1,231

 
15

 
3,062

 
17

 
3,792

 
9

Asia
839

 
20

 
4,454

 
54

 
7,246

 
40

 
17,427

 
44

Rest of the world
8

 

 
59

 
1

 
60

 

 
1,962

 
5

 
$
4,228

 
100
%
 
$
8,180

 
100
%
 
$
18,323

 
100
%
 
$
39,779

 
100
%


Revenues from contracts with United States government agencies for the three months ended September 30, 2012 and 2011 were approximately $392 thousand and $90 thousand or 9% and 1% of total net sales and revenues, respectively.

Revenues from contracts with United States government agencies for the nine months ended September 30, 2012 and 2011 were approximately $1.3 million and $8.4 million or 7% and 21% of total net sales and revenues, respectively.

Revenues from the delivery of biomedical services to one customer accounted for 19% of total net sales and revenues for the three month period ended September 30, 2012.

Revenues from the delivery of solar equipment to two customers accounted for 12% and 10% , respectively, of total net sales and revenues for the nine month period ended September 30, 2012. Revenues from the delivery of biomedical services to one customer accounted for 12% of total net sales and revenues for the nine month period ended September 30, 2012.
 
Revenues from the delivery of solar equipment to two customers accounted for 30% and 14%, respectively, of total net sales and revenues for the three month period ended September 30, 2011.
           
Revenues from the delivery of solar equipment and recurring revenues from the sale of solar cell materials to the same customer account for 2% and 18%, respectively, of total net sales and revenues for the nine month period ended September 30, 2011.  Revenues from the delivery of solar equipment to two customers account for 19% and 14% of total net sales and revenues for the nine month period ended September 30, 2011.

Three customers represented approximately 18%, 11% and 11%, respectively, of net accounts receivable, trade at September 30, 2012 and three customers represented approximately 21%, 13% and 11%, respectively, of net accounts receivable, trade at December 31, 2011.