XML 15 R48.htm IDEA: XBRL DOCUMENT v2.4.0.8
Share-Based Compensation - Summary of Stock Option Activity (Details) (USD $)
9 Months Ended
Sep. 30, 2014
Summary of stock option activity  
Options outstanding, Beginning Balance, Shares 314,323
Options outstanding, Beginning Balance, Weighted Average Exercise Price $ 19.79
Options outstanding, Beginning Balance, Options Exercisable 314,323
Exercised, Shares (66,076)
Exercised, Weighted Average Exercise Price $ 18.53
Shares Forfeited or Expired (18,522)
Weighted Average Exercise Price Forfeited $ 35.28
Additional Shares Granted from Special Dividend 17,865
Options outstanding, Ending Balance, Shares 247,590
Options outstanding, Ending Balance, Weighted Average Exercise Price $ 17.82
Options outstanding, Ending Balance, Options Exercisable 247,590