Annual report pursuant to Section 13 and 15(d)

Note 10 - Share-based Compensation and Other Benefit Plans (Details Textual)

v3.20.2
Note 10 - Share-based Compensation and Other Benefit Plans (Details Textual) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2010
Jun. 30, 2017
Oct. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance (in shares) 3,609,000 3,656,000 3,452,000   2,821,000  
Share-based Payment Arrangement, Accelerated Cost     $ 8.3      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share) $ 37.01 $ 34.66 $ 22.07      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value $ 99.3 $ 159.0 $ 10.6      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value 71.1 31.7 8.8      
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total $ 25.3          
Share-based Compensation Arrangement by Share-based Payment Award, Non-vested, Forfeiture Rate 3.00%          
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) 1 year 10 months 24 days          
US Profit Sharing and Savings Plan [Member]            
Defined Contribution Plan, Cost $ 3.2 2.8 2.5      
GB Profit Sharing and Savings Plan [Member]            
Defined Contribution Plan, Cost 1.4 1.4 1.4      
Selling, General and Administrative Expenses [Member]            
Share-based Payment Arrangement, Expense 32.4 32.3 28.2      
Cost of Sales [Member]            
Share-based Payment Arrangement, Expense 1.6          
Restricted Stock [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value 2.5 2.3 1.7      
Restricted Stock Units (RSUs) [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value $ 5.7 $ 3.1 $ 1.6      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)     3 years      
Equity Incentive Plan 2010 [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares)       7,500,000    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in shares) 1,900,000          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance (in shares) 3,600,000 3,600,000        
Equity Incentive Plan 2010 [Member] | Maximum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period (Year)       10 years    
Nonqualified Stock Options Plan 1998 [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance (in shares)   20,000        
Employee Stock Purchase Plan 2014 [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares)           200,000
Share-based Payment Arrangement, Expense $ 0.4 $ 0.5 $ 0.3      
Performance Incentive Programs [Member] | Executive Officer [Member]            
Salary and Wage, Officer, Excluding Cost of Good and Service Sold $ 10.5 $ 9.3 $ 7.2      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures, Total (in shares) 751,499 618,898 553,750      
Performance Incentive Programs [Member] | Restricted Stock [Member] | Executive Officer [Member]            
Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares) 15,398 11,279 14,194      
Performance Incentive Programs [Member] | Restricted Stock Units (RSUs) [Member] | Executive Officer [Member]            
Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares) 30,858 25,903 35,174