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Stock-based Compensation and Other Stock Plans (Tables)
12 Months Ended
Dec. 28, 2013
Summary of Weighted-Average Assumptions of Fair Value Granted Using Black-Scholes Valuation Model

The following weighted-average assumptions were used in calculating the fair value of stock options granted during 2013, 2012 and 2011, using the Black-Scholes valuation model:

           2013                  2012                  2011        

Expected term of option (in years)

     4.29               5.36               5.89         

Expected volatility factor

       33.79%               36.93%             34.22%     

Expected dividend yield

     2.67%             2.72%           2.72%     

Risk-free interest rate

     0.79%             0.82%           2.31%     

Summary of Stock Option Activity

A summary of stock option activity during 2013 is presented below:

 

     Shares
     (in thousands)     
     Exercise
 Price per 
Share*
     Remaining
   Contractual   
Term*

(in years)
   Aggregate
Intrinsic

Value
(in millions)
 

Outstanding at beginning of year

     2,161                     $   50.48                 

Granted

     641                   79.07                 

Exercised

     (360)                  47.65                 

Forfeited or expired

     (13)                  69.24                 
  

 

 

          

Outstanding at end of year

     2,429                   58.35                   7.0            $   121.2           
  

 

 

          

Exercisable at end of year

     1,206                   46.81                   5.5          74.1           

 

*

Weighted-average

Nonvested Performance Shares [Member]
 
Summary of Changes in Non-Vested Performance Awards

The changes to the company’s non-vested performance awards in 2013 are as follows:

          Shares
      (in thousands)      
     Fair Value
Price per
Share*
 

Non-vested performance awards at beginning of year

        509                       $   59.36         

Granted

        180                     77.33         

Vested

        (306)                    58.94         

Cancellations

        (2)                    69.23         
     

 

 

    

Non-vested performance awards at end of year

        381                     68.13         
     

 

 

    

 

*

Weighted-average

Cash-Settled Stock Appreciation Rights [Member]
 
Summary of Weighted-Average Assumptions of Fair Value Granted Using Black-Scholes Valuation Model

The following weighted-average assumptions were used in calculating the fair value of cash-settled SARs granted during 2013, 2012 and 2011 using the Black-Scholes valuation model:

              2013                     2012                  2011        

Expected term of cash-settled SARs (in years)

     3.28                 4.49                 4.67           

Expected volatility factor

         24.54%                 36.44%                 38.45%       

Expected dividend yield

     2.57%             2.69%             2.72%       

Risk-free interest rate

     0.79%             0.72%             0.83%       
Summary of Changes in SARs

Changes to the company’s non-vested cash-settled SARs in 2013 are as follows:

 

     Cash-settled
SARs 
      (in thousands)       
     Fair Value
Price per
Share*
 

Non-vested SARs at beginning of year

     238                       $   24.26         

Granted

     4                     29.27         

Vested

     (113)                    49.99         

Cancellations

     (3)                    –               
  

 

 

    

Non-vested SARs at end of year

     126                     43.72         
  

 

 

    

 

*

Weighted-average

Stock-Settled SARs [Member]
 
Summary of Weighted-Average Assumptions of Fair Value Granted Using Black-Scholes Valuation Model

The following weighted-average assumptions were used in calculating the fair value of stock-settled SARs granted during 2013 using the Black-Scholes valuation model:

 

     2013  

Expected term of stock-settled SARs (in years)

     4.24           

Expected volatility factor

         33.92%       

Expected dividend yield

     2.67%       

Risk-free interest rate

     0.91%       

Summary of Changes in SARs

Changes to the company’s stock-settled SARs in 2013 are as follows:

 

     Stock-settled
SARs
     (in thousands)     
     Exercise
 Price per  

Share*
     Remaining
   Contractual   
Term*

(in years)
   Aggregate
Intrinsic

Value
(in millions)
 

Outstanding at beginning of year

     –                     $ –                     

Granted

     122                   79.29                 

Exercised

     –                   –                     

Forfeited or expired

     –                   –                     
  

 

 

          

Outstanding at end of year

         122                   79.29                   9.1            $   3.5           
  

 

 

          

Exercisable at end of year

     –                   –                       –              –               

 

*

Weighted-average