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Equity-Based Compensation (Tables)
6 Months Ended
Jul. 04, 2015
Weighted-Average Assumptions Used for Grants of Stock Options and SARs

The following table shows the weighted-average assumptions used for grants of SARs as well as the fair value of the grants based on those assumptions:

 

     Six Months Ended  
     July 4, 2015     June 28, 2014  

Expected dividend yield

     0     0

Forfeiture rate

     10.24     10.32

Volatility

     33.98     34.92

Risk free interest rate

     1.53     1.73

Range of interest rates

     0.02% - 2.14     0.02% - 2.61

Expected weighted-average life

     5.32 years        5.36 years   

Fair value of SARs granted

   $ 11,324,000      $ 4,211,000   

Weighted-average grant date fair value of SARs granted (per underlying share)

   $ 35.25      $ 25.02   

Summary of Stock Option Activity

Stock option activity was as follows:

 


     Six Months Ended July 4, 2015                

Options

   Shares     Weighted-Average
Exercise Price
     Weighted-Average
Remaining Contractual
Term
     Aggregate
Intrinsic
Value
 

Outstanding at beginning of year

     415,960      $ 40.19      

Exercised

     (171,666     43.49         

Expired

     (1,550     51.62         
  

 

 

         

Outstanding at end of period

     242,744      37.78         2.3 Years       $ 14.0 million   
  

 

 

         

Exercisable at end of period

     242,744      37.78         2.3 Years       $ 14.0 million   
  

 

 

         

Intrinsic value of exercised options

   $ 8,384,000        
  

 

 

 
Summary of SARs Activity
     Six Months Ended July 4, 2015         

SARs

   Shares     Weighted-Average
Exercise Price
     Weighted-Average
Remaining Contractual
Term
     Aggregate
Intrinsic
Value
 

Outstanding at beginning of year

     1,292,142      $ 42.20         

Granted

     321,244        108.05         

Exercised

     (156,366     40.76         

Forfeited

     (13,032     61.72         
  

 

 

         

Outstanding at end of period

     1,443,988      56.83         7.3 years       $ 59.7 million   
  

 

 

         

Exercisable at end of period

     755,871      35.91         5.8 years       $ 44.9 million   
  

 

 

         

Intrinsic value of exercised SARs

   $ 9,684,000           
  

 

 

Summary of Restricted Stock Award Activity

Restricted stock award activity was as follows:

 


     Six Months Ended July 4, 2015  

Restricted Stock Awards

   Shares      Weighted-Average
Grant Date Fair Value
 

Outstanding at beginning of year

     691,621       $ 60.06   

Granted

     179,900         107.89   

Released

     (240,616      51.81   

Forfeited

     (31,189      70.62   
  

 

 

    

Outstanding at end of period

     599,716       77.20   
  

 

 

    
Summary of Performance Share Award Activity

Performance share award activity was as follows:

 


     Six Months Ended July 4, 2015  

Performance Share Awards

   Shares      Weighted-Average
Grant Date Fair Value
 

Outstanding at beginning of year

     374,180       $ 61.38   

Granted

     111,235         75.93   

Released

     (120,000      38.67   

Forfeited

     (20,804      72.98   
  

 

 

    

Outstanding at end of period

     344,611       73.48   
  

 

 

    
Summary of Restricted Stock Unit Activity

Restricted stock unit activity was as follows:

 

     Six Months Ended July 4, 2015  

Restricted Stock Units

   Shares  

Outstanding at beginning of year

     41,964   

Granted

     11,618   

Released

     (8,541

Forfeited

     (3,820
  

 

 

 

Outstanding at end of period

     41,221   
  

 

 

 

Weighted-Average Assumptions Used for Employee Purchase Rights Granted Under Stock Purchase Plan

The fair value of the purchase rights issued to the Company’s employees under the stock purchase plan is estimated using the following weighted-average assumptions for purchase rights granted. Expected lives of three months to one year have been used along with these assumptions.

 

     Six Months Ended  
     July 4, 2015     June 28, 2014  

Fair market value

   $ 82.68      $ 60.06   

Option price

   $ 78.55      $ 57.06   

Expected dividend yield

     0     0

Expected volatility

     27     34

Risk free interest rate

     0.04     0.06

Performance Stock Units [Member]  
Summary of Performance Share Award Activity

Performance stock unit activity was as follows:

 

     Six Months Ended July 4, 2015  

Performance Stock Units

   Shares  

Outstanding at beginning of year

     10,345   

Granted

     283   

Forfeited

     (1,272
  

 

 

 

Outstanding at end of period

     9,356