Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity (Details)

v3.8.0.1
Stockholders' Equity (Details) - USD ($)
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]    
Outstanding at beginning 337,441 298,283
Exercisable at beginning 245,989 179,216
Granted 940,875 53,750
Exercised
Cancelled or forfeited (40,117) (14,592)
Outstanding at ending 1,238,199 337,441
Exercisable at ending 567,210 245,989
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]    
Outstanding at beginning $ 42.07 $ 48.73
Exercisable at beginning 38.71 56.40
Granted 2.58 6.40
Exercised  
Cancelled or forfeited 35.74 12.67
Outstanding at ending $ 12.47 42.07
Exercisable at ending   $ 38.71
Share-based Compensation Arrangement by Share-based Payment Award, Options, Intrinsic Value [Abstract]    
Outstanding at beginning [1]
Exercisable at beginning [1]
Granted [1] 78,486  
Outstanding at ending [1] 78,486
Exercisable at ending [1]
Maximum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]    
Outstanding at beginning $ 5.00 $ 29.60
Exercisable at beginning 5.00 29.60
Granted 1.95 5.00
Exercised  
Cancelled or forfeited 5.00 5.00
Outstanding at ending 1.95 5.00
Exercisable at ending   5.00
Minimum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]    
Outstanding at beginning 385.60 385.60
Exercisable at beginning 385.60 385.60
Granted 6.40 12.40
Exercised  
Cancelled or forfeited 385.60 385.60
Outstanding at ending $ 385.60 385.60
Exercisable at ending   $ 385.60
[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.