Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details)

v3.5.0.2
Stockholders' Equity (Details)
6 Months Ended
Jun. 30, 2016
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]  
Balance at beginning | shares 298,282
Granted | shares 11,500
Forfeited | shares (2,250)
Balance at ending | shares 307,532
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]  
Balance at beginning | $ / shares $ 48.80
Granted | $ / shares 11.57
Forfeited | $ / shares 43.04
Balance at ending | $ / shares $ 49.18