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Employee Stock Benefit Plans (Tables)
6 Months Ended
Jun. 30, 2015
Employee Stock Benefit Plans [Abstract]  
Stock Option Activity
Stock option activity under all of the Company's share-based compensation plans for the six months ended June 30, 2015 was as follows:
  
Number of Options
 
Weighted Average
Exercise Price
Outstanding, January 1, 2015
 
1,159,554
 
$16.23
Granted
 
-
 
-
Exercised
 
-
 
-
Cancelled
 
(287,616)
 
14.79
Outstanding, June 30, 2015
 
871,938
 
$16.70
Options exercisable at June 30, 2015
 
572,338
 
$16.52