Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity (Details 2)

v3.3.1.900
Stockholders' Equity (Details 2) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]    
Outstanding at beginning 10,343,309 7,430,225
Exercisable at beginning 5,627,505 4,416,292
Granted 2,476,500 3,284,500
Exercised (162,500)
Cancelled or forfeited (888,500) (208,916)
Outstanding at ending 11,931,309 10,343,309
Exercisable at ending 7,168,642 5,627,505
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]    
Outstanding at beginning $ 1.36 $ 1.47
Exercisable at beginning 1.56 1.68
Granted $ 0.82 1.09
Exercised 0.88
Cancelled or forfeited $ 1.48 1.42
Outstanding at ending 1.22 1.36
Exercisable at ending $ 1.41 $ 1.56
Share-based Compensation Arrangement by Share-based Payment Award, Options, Intrinsic Value [Abstract]    
Outstanding at beginning [1] $ 4,800 $ 1,493,368
Exercisable at beginning [1] $ 600 566,589
Outstanding at ending [1] 4,800
Exercisable at ending [1] $ 600
Minimum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]    
Outstanding at beginning $ 0.80 $ 0.88
Exercisable at beginning 1.00 0.88
Granted $ 0.74 0.80
Exercised 0.88
Cancelled or forfeited $ 0.80 0.88
Outstanding at ending   0.80
Exercisable at ending   1.00
Maximum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]    
Outstanding at beginning 9.64 9.64
Exercisable at beginning 9.64 9.64
Granted $ 1.06 1.46
Exercised 0.88
Cancelled or forfeited $ 3.20 9.64
Outstanding at ending   9.64
Exercisable at ending   $ 9.64
[1] Intrinsic value is calculated as the estimated fair value of the Company's stock at the end of the related period less the option exercise price of in-the-money options.