Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity (Details 4)

v3.10.0.1
Stockholders' Equity (Details 4) - Employee Stock Option [Member] - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of Options, Outstanding at Beginning of the period (in shares) 810 720
Number of Options, Granted (in shares) 0 258
Number of Options, Exercised (in shares) 0 0
Number of Options, Forfeited (in shares) (434) (168)
Number of Options, Outstanding at End of the period (in shares) 376 810
Number of Options, Exerciseable, December 31, 2018 (in shares) 376  
Weighted Average Exercise Price, Outstanding, Beginning of the period, (in dollars per share) $ 39.67 $ 52.90
Weighted Average Exercise Price, Granted (in dollars per share) 0 3.53
Weighted Average Exercise Price, Exercised (in dollars per share) 0 0
Weighted Average Exercise Price, Forfeited (in dollars per share) 31.42 40.60
Weighted Average Exercise Price, Outstanding, End of the period, (in dollars per share) 49.29 $ 39.67
Weighted Average Exercise Price, Exerciseable, December 31, 2018 (in dollars per share) $ 49.29  
Weighted Average Remaining Life In Years, Outstanding, December 31, 2018 (Years) 4 years 3 months 18 days 0 years
Weighted Average Remaining Life In Years, Exercisable, December 31, 2018 (Years) 4 years 3 months 18 days  
Intrinsic Value, Outstanding, December 31, 2018 $ 0
Intrinsic Value,Exerciseable, December 31, 2018 $ 0