XML 22 R50.htm IDEA: XBRL DOCUMENT v2.4.0.6
Shareholders' Equity Activity for stock options and warrants (Details)
9 Months Ended
Sep. 30, 2012
Stock Option [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award, Options and Non-Option Equity Instruments, Outstanding [Roll Forward]  
Stock Options, Outstanding at December 31, 2011 17,143,505
Stock Options Granted 7,167,029
Stock Options Exercised 0
Stock Options Forfeited (1,737,759)
Stock Options Expired (183,133)
Stock Options, Outstanding at September 30, 2012 22,389,642
Warrants [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award, Options and Non-Option Equity Instruments, Outstanding [Roll Forward]  
Warrants, Outstanding at December 31, 2011 37,389,825
Warrants Granted 30,400,525
Warrants Exercised (10,160,521)
Warrants Forfeited (3)
Warrants Expired (1,315,644)
Warrants, Outstanding at September 30, 2012 56,314,182