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Property and Equipment (Tables)
6 Months Ended
Jun. 30, 2012
Property and Equipment [Abstract]  
Property and equipment
Property and equipment approximated the following:

   
June 30,
  
December 31,
 
   
2012
  
2011
 
        
Furniture and office equipment
 $3,313,000  $2,088,000 
Headend facilities and machinery
  16,007,000   16,724,000 
Leasehold improvements
  171,000   310,000 
Vehicles
  108,000   30,000 
Total property and equipment
  19,599,000   19,152,000 
Less:  accumulated depreciation
  (15,593,000)  (14,053,000)
Net carrying value
 $4,006,000  $5,099,000