XML 24 R32.htm IDEA: XBRL DOCUMENT v2.4.0.8
Warrants (Details Textual) (USD $)
In Thousands, except Share data, unless otherwise specified
0 Months Ended 6 Months Ended
Mar. 21, 2014
Jun. 30, 2014
Jun. 30, 2013
Warrants [Line Items]      
Warrants exercised   70,147  
Proceeds from issuance of common stock $ 2,100 $ 2,013 $ 2,771
Stock issued during period, shares, new issues   3,238