Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity (Details 1)

v3.10.0.1
Stockholders' Equity (Details 1) - Warrant [Member] - USD ($)
$ / shares in Units, shares in Thousands
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) 478 337
Number of Warrants, Issued (in shares) 0 159
Number of Warrants, Adjustment for price reset (in shares)   29
Number of Warrants, Exercised (in shares) 0 0
Number of Options, Forfeited (in shares) (202) (47)
Number of Options, Outstanding at End of the period (in shares) 276 478
Number of Warrants, Exercisable, December 31, 2017 (in shares) 276  
Weighted Average Exercise Price, Outstanding, Beginning of the period, (in dollars per share) $ 32.79 $ 56.90
Weighted Average Exercise Price, Issued (in dollars per share) 0 4.66
Weighted Average Exercise Price, Exercised (in dollars per share) 0 0
Weighted Average Exercise Price, Cancelled (in dollars per share) 50.03 9.35
Weighted Average Exercise Price, Outstanding, End of the period, (in dollars per share) 20.20 $ 32.79
Weighted Average Exercise Price, Exercisable December 31, 2017 (in dollars per share) $ 20.20  
Weighted Average Remaining Life In Years, Outstanding, December 31, 2018 (Years) 2 years 8 months 12 days  
Weighted Average Remaining Life In Years, Exercisable, December 31, 2018 (Years) 2 years 8 months 12 days  
Intrinsic Value, Outstanding $ 0 $ 0
Intrinsic Value, Exercisable, December 31, 2018 $ 0