XML 63 R37.htm IDEA: XBRL DOCUMENT v3.6.0.2
13. COMMON STOCK AND WARRANTS (Tables)
12 Months Ended
Dec. 31, 2016
Stockholders' Equity Note [Abstract]  
Warrant activity
   Number of
Shares
   Price per
Share
  Weighted
Average
Exercise Price
 
Balance at December 31, 2013   8,275   $5.47 – $735.00  $10.04 
Warrants exercised   (6,615)  $6.09 –  $8.85  $7.17 
Warrants expired   (804)  $5.47  $5.47 
Balance at December 31, 2014   856   $6.09 – $735.00  $36.55 
Warrants exercised   (42)  $8.85  $8.85 
Warrants expired   (432)  $8.85  $8.85 
Balance at December 31, 2015   382   $6.09 – $735.00  $70.87 
Warrants exercised   (138)  $8.43  $8.43 
Balance at December 31, 2016   244   $6.09 – $735.00  $106.22