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Stock-Based Compensation (Tables)
 9 Months Ended
Sep. 30, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity
Following is a summary of activity in the Restricted Stock for the periods indicated:
 
For nine months ending September 30, 2012
 
 
 
 
 
 
 
 
Shares
 
Price
 
Weighted- average remaining
contractual term (in years)
Outstanding at beginning of year
19,750

 
$
22.96

 
 
3.48

 
Granted
—

 
$
—

 
 
—
 
Vested
(6,125
)
 
$
21.13

 
 
—
 
Forfeited or Cancelled
(2,250
)
 
$
21.45

 
 
—
 
Outstanding at September 30, 2012
11,375

 
$
24.24

 
 
2.65

 
Qualified Stock Options
  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Share-based Compensation, Stock Options, Activity
Following is a summary of activity in the Incentive Stock Option Plans for the period indicated:
 
For nine months ending September 30, 2012
 
 
 
 
Shares
 
Exercise
Price*
Outstanding at beginning of year
377,480

 
 
Granted
61,000

 
$
32.76

Exercised
(28,650
)
 
$
15.31

Cancelled
(8,100
)
 
$
17.20

 
 
 
 
Outstanding at September 30, 2012
401,730

 
$
21.65

Exercisable at September 30, 2012
263,830

 
$
19.85

Available for grant at September 30, 2012
109,600

 
 
*Weighted Averages
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range
Options outstanding and exercisable at September 30, 2012 were as follows:
 
Qualified Stock Options
Options Outstanding
 
Options Exercisable
 
 
 
Shares

Remaining
Contractual
Life(yrs)*
 
Exercise
Price*
 
 
 
Shares

 
 
Exercise
Price*
Range of Exercise Price
 

 
 

 
 

 
 

$11.45 - $17.85
112,480

5.00
$
12.33

 
77,480

 
$
12.72

$19.79 - $32.76
289,250

6.32
$
25.27

 
186,350

 
$
22.81

Total
401,730

 
 

 
263,830

 
 

*Weighted Averages
 
Non Qualified Options
  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Share-based Compensation, Stock Options, Activity
Following is a summary of activity in the Non-Qualified Stock Option Plans for the period indicated:
 
For nine months ending September 30, 2012
 
 
 
 
Shares
 
Exercise
Price*
Outstanding at beginning of year
112,800

 
 
Granted
—

 
$
—

Exercised
(11,300
)
 
$
9.04

Cancelled
—

 
$
—

 
 
 
 
Outstanding at September 30, 2012
101,500

 
$
19.17

Exercisable at September 30, 2012
49,900

 
$
19.94

Available for grant at September 30, 2012
322,750

 
 
*Weighted Averages
  
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range
Options outstanding and exercisable at September 30, 2012 were as follows:
Non-Qualified Stock Options
Options Outstanding
 
Options Exercisable
 
 
 
Shares
Remaining
Contractual
Life(yrs)*
 
Exercise  
Price*   
 
 
 
Shares  
 
 
Exercise
Price*
Range of Exercise Price
 

 
 

 
 

 
 

$11.45 - $12.10
46,000

7.00
$
11.45

 
18,400

 
$
11.45

$13.96 - $19.79
3,000

3.00
$
19.79

 
3,000

 
$
19.79

$25.02 - $26.45
52,500

7.24
$
25.90

 
28,500

 
$
25.43

Total
101,500

 
 

 
49,900

 
 

*Weighted Averages