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Stock Plans And Stock-Based Compensation (Narrative) (Details) (USD $)
12 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Y
Jun. 30, 2010
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Excess tax benefits recognized $ 400,000 $ 2,200,000 $ 200,000
Number of equity instruments forfeited 32,630 85,460 56,667
Maximum exercisable period for non-qualified stock options   ten  
Term of equity instruments granted (in years)   7  
Vesting percentage based on death or permanent disability of grantees   100.00%  
Vesting percentage based upon retirement   100.00%  
Vesting increments 50.00%    
Total intrinsic value of RSUs that vested 13,400,000 15,400,000 4,500,000
Tax benefit realized from vesting of restricted stock units 6,062,000 6,549,000 11,218,000
Grant date fair value of stock options vested 11,400,000 13,700,000 8,100,000
Maximum number of shares that an eligible employee can purchase   The maximum number of shares that an eligible employee can purchase during any quarter is equal to two times an amount determined as follows: 20 percent of such employee's compensation over the quarter, divided by 95 percent of the fair market value of a share of common stock on the last day of the quarter  
Percent of employee compensation over the quarter 20.00%    
Percent of fair market value of shares 95.00%    
Stock-based compensation expense 15,499,000 17,915,000 30,750,000
SSARs And Stock Options [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of equity instruments forfeited 32,630 85,460 56,667
One-time special grants of SSARs       
Number of shares earned 579,218 612,653 355,963
Weighted-average fair value of equity instruments granted       
Unrecognized compensation cost 900,000    
Restricted Stock And Restricted Stock Units [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of Shares, Granted 817,918 800,112 499,466
Number of shares earned 266,658 357,954 101,715
Weighted-average fair value of equity instruments granted $ 47.34 $ 43.79 $ 46.01
Tax benefit realized from vesting of restricted stock units 5,300,000 6,100,000 1,700,000
Unrecognized compensation cost $ 23,800,000    
Performance-Based RSUs Granted In 2011 [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years)   three  
Performance-Based RSUs Granted In 2010 [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years)     three
Performance-Based RSUs Awarded For Given NATP Level [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years)   four four
2006 Plan [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares authorized for grants 12,450,000    
Cumulative grants of equity instruments   12,306,409  
Number of equity instruments forfeited   2,569,634  
Restricted Shares And Non-Performance Based Restricted Stock Units [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years)   three  
SSARs [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years)   five  
Performance-Based RSUs [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of Shares, Granted   721,540 727,880
Number of shares earned   557,865  
ESPP [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares authorized for grants   1,000,000  
Share purchase price over fair market value   95.00%  
MSPP [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period (in years)   three  
Number of shares authorized for grants   500,000  
Number of Shares, Granted 10,309    
Share purchase price over fair market value 85.00% 85.00% 85.00%
DSPP [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares authorized for grants   75,000  
Number of Shares, Granted 943    
Participants [Member] | ESPP [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares purchased under ESPP   860,008  
Weighted-average purchase price per share   $ 45.90  
Employees [Member] | ESPP [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares purchased under ESPP   67,828  
Weighted-average purchase price per share   $ 54.48  
Director [Member] | DSPP [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of annual retainer fees in lieu of which RSU received 100.00%    
Senior Executive [Member] | MSPP [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of annual bonus in lieu of which RSU received   100.00%