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12 - GEOGRAPHIC INFORMATION (Tables)
12 Months Ended
Dec. 31, 2014
Segment Reporting [Abstract]  
Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block] The following table presents summary geographic information about revenues and long-lived assets (land and property, net of accumulated depreciation) attributed to countries based upon location of our customers or assets:

   
Year ended December 31,
   
December 31,
 
   
2014
   
2013
   
2014
   
2013
 
               
Long-lived
   
Long-lived
 
   
Revenues
   
Revenues
   
Assets
   
Assets
 
United States
  $ 5,297,000     $ 5,559,000     $ 2,966,000     $ 3,083,000  
Mexico
    24,000       270,000       142,000       138,000  
Brazil
    29,000       83,000       -       -  
Taiwan
    196,000       49,000       245,000       245,000  
China
    220,000       125,000       968,000       996,000  
Canada
    24,000       59,000       -       -  
Other foreign countries
    34,000       123,000       -       -  
Total
  $ 5,824,000     $ 6,268,000     $ 4,321,000     $ 4,462,000