XML 80 R67.htm IDEA: XBRL DOCUMENT v3.6.0.2
Stock Options And Restricted Stock Awards (Summary of Stock Options Outstanding and Exercisable) (Details)
 12 Months Ended
Dec. 31, 2016
$ / shares
shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Options Outstanding, Number | shares 404,757
Options Outstanding, Weighted Average Remaining Contractual Life In Years 8 years 6 months
Options Outstanding, Weighted Average Exercise Price $ 19.71
Options Exercisable, Number | shares 85,306
Options Exercisable, Weighted Average Remaining Contractual Life In Years 6 years 9 months 18 days
Options Exercisable, Weighted Average Exercise Price $ 17.66
Range One [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Stock Option, Exercise Price, Lower Range Limit 4.46
Stock Option, Exercise Price, Upper Range Limit $ 8.91
Options Outstanding, Number | shares 30,453
Options Outstanding, Weighted Average Remaining Contractual Life In Years 5 years 6 months
Options Outstanding, Weighted Average Exercise Price $ 7.18
Options Exercisable, Number | shares 28,578
Options Exercisable, Weighted Average Remaining Contractual Life In Years 5 years 4 months 24 days
Options Exercisable, Weighted Average Exercise Price $ 7.07
Range Two [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Stock Option, Exercise Price, Lower Range Limit 10.00
Stock Option, Exercise Price, Upper Range Limit $ 35.00
Options Outstanding, Number | shares 374,304
Options Outstanding, Weighted Average Remaining Contractual Life In Years 8 years 9 months 18 days
Options Outstanding, Weighted Average Exercise Price $ 20.72
Options Exercisable, Number | shares 56,728
Options Exercisable, Weighted Average Remaining Contractual Life In Years 7 years 4 months 24 days
Options Exercisable, Weighted Average Exercise Price $ 22.99