Note E - Accounts Payable and Accrued Expenses (Tables)
 12 Months Ended
Dec. 31, 2016
Notes Tables  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
   
December 31,
    
December 31,
  
   
2016
    
2015
  
Accrued interest
   $
2,222
     $
698
  
Accrued banking fees
    
700
      
700
  
Accrued severance
    
646
      
—
  
Accrued payroll
    
1,024
      
947
  
Accounts payable    
 469
      
 1,252
  
Other accrued expenses
    
1,383
      
1,309
  
Total
   $
6,444
     $
4,906