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Stock-Based Compensation (Schedule of Qualified Stock Option Activity) (Details) (Qualified Stock Options)
6 Months Ended
Jun. 30, 2014
Qualified Stock Options
 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]  
Outstanding at beginning of year 292,350
Granted 38,250
Exercised (9,500)
Canceled (6,300)
Outstanding at June 30, 2014 314,800
Exercisable at June 30, 2014 193,250
Available for grant at June 30, 2014 34,150