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Shareholders' Equity and Share-Based Compensation (Tables)
12 Months Ended
Jun. 30, 2015
Equity [Abstract]  
Schedule of Fair Value of Each Option Award Estimated on Date of Grant Using Black-Scholes Option Valuation Model

The fair value of each option award is estimated on the date of grant using the Black-Scholes option valuation model, which uses the assumptions noted in the following table.

 

     Year Ended June 30,  
     2015     2014     2013  

Expected volatility

     31.6—39.3     32.7—55.4     41.8—60.3

Weighted-average volatility

     35.9     45.8     50.0

Expected annual dividend

   $ 1.32      $ 1.20      $ 0.60   

Expected term (in years)

     2.12—4.46        2.05—4.66        2.32—6.25   

Risk-free rate

     0.4—1.4     0.3—1.8     0.2—1.0
Summary of Stock Option Activity

A summary of option activity under our Plans as of and for the fiscal year ended June 30, 2015 is presented below:

 

     Shares      Weighted
Average
Exercise
Price Per
Share
     Weighted
Average
Remaining
Contractual
Term (Years)
     Aggregate
Intrinsic
Value
 

Outstanding at June 30, 2014

     1,419,598         65.90         6.70       $ 62,204   

Granted

     6,459         120.31         

Exercised

     (494,304      57.21         

Forfeited or expired

     (94,355      75.30         
  

 

 

          

Outstanding at June 30, 2015

     837,398         70.40         5.62       $ 40,864   
  

 

 

    

 

 

    

 

 

    

 

 

 

Exercisable at June 30, 2015

     466,459       $ 78.13         3.85       $ 19,200   
  

 

 

    

 

 

    

 

 

    

 

 

 
Schedule of Non-vested Restricted Stock Unit Activity

A summary of equity classified restricted stock unit activity as of and for the fiscal year ended June 30, 2015 is presented below:

 

     Restricted
Stock Units
 

Non-vested at June 30, 2014

     1,543,925   

Granted(1)

     516,392   

Vested(2)

     (582,962

Forfeited

     (184,321
  

 

 

 

Non-vested at June 30, 2015

     1,293,034   
  

 

 

 

 

(1)  Includes 76,563 restricted stock units that were granted in connection with the acquisition of Redbend. Refer to Note 2 – Acquisitions for more information.
(2)  Includes 58,137 fully-vested restricted stock units that were granted and vested immediately in connection with the acquisition of Redbend. Refer to Note 2 – Acquisitions for more information.
Summary of Cash-Settled Stock Appreciation Rights

A summary of cash-settled stock appreciation rights as of and for the fiscal year ended June 30, 2015 is presented below:

 

     Shares  

Non-vested at June 30, 2014

     12,031   

Granted

     1,486   

Vested

     (6,723

Forfeited

     0   
  

 

 

 

Non-vested at June 30, 2015

     6,794   
  

 

 

 

Exercisable

     1,953