Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation (Details)

v2.4.0.8
Stock Based Compensation (Details) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Stock-based compensation [Line Items]        
Stock-based compensation expense included in operating expense $ 172,000 $ 26,000 $ 1,159,000 $ 354,000
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Common stock issued for services 84,000 45,000 291,000 208,000
Weighted Average fair Value Assumptions [Abstract]        
Expected life     5 years 6 months [1]  
Risk free interest rate (in hundredths)     1.65%  
Expected volatility (in hundredths)     102.00% [2]  
Expected dividend yield (in hundredths)     0.00%  
Stock options [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock options granted (in shares)   0 172,000 0
Research and development [Member]
       
Stock-based compensation [Line Items]        
Stock-based compensation expense included in operating expense 18,000 9,000 113,000 28,000
Selling, general and administrative [Member]
       
Stock-based compensation [Line Items]        
Stock-based compensation expense included in operating expense $ 154,000 $ 17,000 $ 1,046,000 $ 326,000
[1] Based on the simplified method.
[2] Reflects movements in our stock price over the most recent historical period equivalent to the expected life.