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Stock-Based Compensation Plans (Tables)
3 Months Ended
Mar. 31, 2014
Stock-Based Compensation Plans [Abstract]  
Summary of Changes in Outstanding Stock Options
The following is a summary of the changes in outstanding stock options for the three months ended March 31, 2014:
 
 
 
 
 
Shares
  
Weighted
Average
Exercise
Price
  
Weighted Average
Remaining
Contractual
Term (Years)
 
 
 
  
  
 
Outstanding at December 31, 2013
  
16,875
  
$
12.14
   
1.0
 
Expired
  
   
   
 
Exercised
  
(4,875
)
  
13.54
   
 
Forfeited, other
  
   
   
 
Outstanding at March 31, 2014
  
12,000
  
$
11.57
   
1.0
 
 
            
Options exercisable at March 31, 2014
  
12,000
  
$
11.57
   
1.0
 
Restricted and Performance-based Share Activity
Our restricted and performance-based share activity was as follows for the three months ended March 31, 2014:
 
 
 
Shares
  
Weighted Average Grant Date Fair Value Per Share
 
Balance at December 31, 2013
  
630,600
  
$
19.47
 
Granted
  
   
 
Vested
  
(4,500
)
  
14.93
 
Forfeited
  
(3,700
)
  
17.12
 
Balance at March 31, 2014
  
622,400
  
$
19.51