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Share-Based Payment Arrangements (Tables)
9 Months Ended
Sep. 30, 2012
Schedule of Option Activity Under Stock Option Plans

A summary of option activity for the nine months ended September 30, 2012 is presented below:

 

Options

   Number of
Shares
    Weighted-
Average
Exercise
Price ($)
     Weighted-
Average
Remaining
Contractual
Term
(Years)
     Aggregate
Intrinsic
Value ($000)
 

Outstanding at January 1, 2012

     1,686,907      $ 41.05         

Granted

     152,140        29.73         

Exercised

     (41,099     22.33         

Forfeited or expired

     (199,299     57.67         
  

 

 

   

 

 

    

 

 

    

 

 

 

Outstanding at September 30, 2012

     1,598,649      $ 38.38         5.4       $ 977   
  

 

 

   

 

 

    

 

 

    

 

 

 

Exercisable at September 30, 2012

     955,215      $ 42.29         3.4       $ 584   
  

 

 

   

 

 

    

 

 

    

 

 

 
Stock Options, Valuation Assumption

Treasury yield curve in effect at the time of the grant.

 

Expected volatility

     38.64

Dividend yield

     3.23

Expected term

     6.58 years   

Risk-free interest rate

     1.78
Schedule of Nonvested Shares

A summary of the status of the Company’s nonvested restricted share awards as of September 30, 2012, and changes during the nine months ended September 30, 2012, is presented below. These restricted shares are subject to service requirements.

 

     Number of
Shares
    Weighted-
Average
Grant-Date

Fair Value ($)
 

Nonvested at January 1, 2012

     1,460,776      $ 25.66   

Granted

     536,252        23.51   

Vested

     (28,032     40.54   

Forfeited

     (91,204     30.03   
  

 

 

   

 

 

 

Nonvested at September 30, 2012

     1,877,792      $ 24.62