XML 23 R31.htm IDEA: XBRL DOCUMENT v2.4.0.8
STOCKHOLDERS' EQUITY (Details)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Risk free interest rate 0.70% 0.80%
Volatility 77.00% 74.00%
Expected term from vesting 4 years 7 months 6 days 4 years