XML 20 R30.htm IDEA: XBRL DOCUMENT v2.4.0.8
Stock-Based Compensation Plans (Details)
6 Months Ended
Jun. 30, 2014
Fair value of stock option grants  
Weighted average expected term 6 years 3 months
Weighted average volatility 114.00%
Weighted average risk-free interest rate 1.50%
Dividend yield 0.00%