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 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Stock-based compensation [Line Items]        
Stock-based compensation expense included in operating expense $ 251,000 $ 108,000 $ 328,000 $ 222,000
Weighted Average fair Value Assumptions [Abstract]        
Common stock issued to employees   232,000   232,000
Stock options [Member]
       
Weighted Average fair Value Assumptions [Abstract]        
Expected life       5 years 6 months [1]
Risk free interest rate (in hundredths)       0.60%
Expected volatility (in hundredths)       96.00% [2]
Expected dividend yield (in hundredths)       0.00%
Stock options granted (in shares) 0 510,000 0 510,000
Research and development [Member]
       
Stock-based compensation [Line Items]        
Stock-based compensation expense included in operating expense 10,000 33,000 19,000 74,000
Selling, general and administrative [Member]
       
Stock-based compensation [Line Items]        
Stock-based compensation expense included in operating expense $ 241,000 $ 75,000 $ 309,000 $ 148,000
[1] Based on the simplified method.
[2] Reflects movements in our stock price over the most recent historical period equivalent to the expected life.