XML 36 R24.htm IDEA: XBRL DOCUMENT v2.4.0.6
Share-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Stock Option Plan
     Weighted
Average
Price Per Share
     Number of
Shares
    Weighted
Average
Remaining
Contractual
Life (In Years)
     Aggregate
Intrinsic Value
 

Outstanding, January 1, 2012

   $ 10.97         2,912,000        

Granted

     17.50         601,000        

Cancelled

     12.37         (16,000     

Exercised

     10.08         (181,000     
  

 

 

    

 

 

      

Outstanding, March 31, 2012

   $ 12.20         3,316,000        6.50       $ 30,094,000   
  

 

 

    

 

 

   

 

 

    

 

 

 

Options exercisable as of March 31, 2012

        1,630,000        4.47       $ 20,099,000   
     

 

 

   

 

 

    

 

 

 
Summarized Information Of Stock Options Outstanding
                                 Options  
     Options Outstanding             Exercisable  

Exercise Price Range

   Number
Outstanding
     Average
Remaining
Contractual Life
     Weighted
Average
Exercise Price
Per Share
     Number
Exercisable
     Weighted
Average
Exercise Price
 

2.41 - 3.68

     502,000         1.38       $ 3.27         502,000       $ 3.27   

6.07

     280,000         2.74         6.07         280,000         6.07   

10.39

     455,000         6.76         10.39         239,000         10.39   

13.93- 14.31

     997,000         6.96         14.15         521,000         14.09   

16.11 - 17.50

     1,082,000         9.32         16.88         88,000         16.11   
  

 

 

    

 

 

    

 

 

    

 

 

    

 

 

 
     3,316,000         6.50       $ 12.20         1,630,000       $ 8.94   
  

 

 

    

 

 

    

 

 

    

 

 

    

 

 

 
Information Pertaining To Option Activity
     March 31, 2012      March 31, 2011  

Weighted average grant-date fair value of stock options granted:

   $ 2,438,000       $ 1,477,000   

Total fair value of stock options vested:

   $ 1,870,000       $ 1,015,000   

Total intrinsic value of stock options exercised:

   $ 1,793,000       $ 918,000   

Total pre-tax share-based compensation expense charged against income:

   $ 474,000       $ 467,000   

Total unrecognized compensation expense related to non-vested options:

   $ 5,422,000       $ 4,950,000   
Stock Option Plan [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Assumptions For Fair Value Of Options Granted
     2012     2011  

Risk-free interest rate

     1.3     2.6

Expected volatility

     39.2     27.4

Weighted average expected life in years

     6.8        7.4   

Dividend yield

     3.6     3.7
Employee Stock Purchase Plan [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Assumptions For Fair Value Of Options Granted
     2012     2011  

Risk-free interest rate

     0.19     0.04

Expected volatility

     36.5     25.0

Weighted average expected life in years

     1.0        1.0   

Dividend yield

     3.6     3.7