Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details)

v3.10.0.1
Stockholders' Equity (Details)
9 Months Ended
Sep. 30, 2018
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Weighted Average Exercise Price, Exerciseable, September 30, 2018 (in dollars per share) $ 46.54
Weighted Average Remaining Life In Years, Exercisable, September 30, 2018 (Years) 4 years 9 months 18 days
Employee Stock Option [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of Options, Outstanding at Beginning of the period (in shares) | shares 810
Number of Options, Granted (in shares) | shares 0
Number of Options, Exercised (in shares) | shares 0
Number of Options, Forfeited (in shares) | shares (466)
Number of Options, Outstanding at End of the period (in shares) | shares 344
Number of Options, Exerciseable, September 30, 2018 (in shares) | shares 344
Weighted Average Exercise Price, Outstanding, Beginning of the period, (in dollars per share) $ 52.90
Weighted Average Exercise Price, Granted (in dollars per share) 0
Weighted Average Exercise Price, Exercised (in dollars per share) 0
Weighted Average Exercise Price, Forfeited (in dollars per share) 34.68
Weighted Average Exercise Price, Outstanding, End of the period, (in dollars per share) 46.54
Weighted Average Exercise Price, Exerciseable, September 30, 2018 (in dollars per share) $ 46.54
Weighted Average Remaining Life In Years, Outstanding, September 30, 2018 (Years) 4 years 9 months 18 days
Weighted Average Remaining Life In Years, Exercisable, September 30, 2018 (Years) 4 years 9 months 18 days
Intrinsic Value, Outstanding, September 30, 2018 | $ $ 0
Intrinsic Value,Exerciseable, September 30, 2018 | $ $ 0