XML 74 R33.htm IDEA: XBRL DOCUMENT v2.4.0.8
Equity Plans and Share-Based Compensation Narrative (Details) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based compensation expense $ 193,027 $ 201,346 $ 367,918 $ 551,688
Stock Options [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based compensation expense 96,595 84,389 201,545 274,668
Weighted average grant date fair value (in dollars per share)     $ 0.48 $ 0.56
Total compensation cost not yet recognized 550,000   550,000  
Recognized over a weighted average period     1 year 9 months 18 days  
Vested and expected to vest shares (in shares) 1,581,673   1,581,673  
Vested and expected to vest weighted average exercise price (in dollars per share) $ 2.04   $ 2.04  
Number of shares available for grant (in shares) 1,094,300   1,094,300  
Restricted Stock Units and Awards [Member]
       
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based compensation expense 96,432 116,957 166,373 277,020
Total compensation cost not yet recognized $ 156,000   $ 156,000  
Recognized over a weighted average period     0 years 6 months 0 days  
Number of shares available for grant (in shares) 749,017   749,017  
Restricted stock, weighted average estimated fair value (in dollars per share)     $ 0.62 $ 0.56
Restricted stock expected to vest (in shares) 237,715   237,715