Note C - Prepaid Expenses and Other Current Assets
 12 Months Ended
Dec. 31, 2016
Notes to Financial Statements  
Other Current Assets [Text Block]
C.
Prepaid Expenses and Other Current Assets
 
Prepaid expenses and other current assets consist of the following (in thousands):
 
   
December 31,
  
   
2016
    
2015
  
Prepaid insurance
   $
333
     $
290
  
Other receivables
    
58
      
2,375
  
Other prepaid expenses and current assets
    
98
      
93
  
Total
   $
489
     $
2,758