XML 34 R23.htm IDEA: XBRL DOCUMENT v3.7.0.1
Note 7 - Accrued Expenses and Other Current Liabilities (Tables)
6 Months Ended
Jun. 30, 2017
Notes Tables  
Schedule of Accrued Liabilities and Other Current Liabilities [Table Text Block]
 
 
June 30, 2017
 
 
December 31, 2016
 
Accrued expenses
  $
406
     
478
 
Accrued clinical trial costs
   
126
     
 
Grant liability
   
269
     
304
 
Customer deposits
   
63
     
66
 
Total
  $
864
     
848