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Stock-Based Compensation (Narrative) (Details)
$ / shares in Units, $ in Millions
12 Months Ended
Nov. 30, 2024
USD ($)
award_type
$ / shares
shares
Nov. 30, 2023
USD ($)
$ / shares
shares
Nov. 30, 2022
USD ($)
$ / shares
shares
Nov. 30, 2020
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of Stock-based Compensation Award Types | award_type 4      
Total stock-based compensation expense | $ $ 47.4 $ 63.4 $ 60.3  
Unrecognized stock-based compensation expense | $ $ 25.5      
Weighted average period for unrecognized stock-based compensation to be recognized 1 year 3 months 18 days      
Common Stock, Capital Shares Reserved for Future Issuance 3,000,000.0      
Intrinsic value for exercisable options | $ $ 55.6      
Total intrinsic value for all options exercised | $ $ 10.7 $ 11.3 $ 41.0  
Dividend yield 2.30% 1.90% 1.50%  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate 22.80% 21.80% 21.20%  
Expected lives 7 years 1 month 6 days 7 years 3 months 18 days 7 years 7 months 6 days  
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding | $ $ 60.6      
Restricted Stock Units [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted, Shares 282,000 264,000 208,000  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period 214,000 225,000 251,000  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years      
Stock Options [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Exercisable period 10 years      
Weighted-average grant-date fair value of an option granted (usd per share) | $ / shares $ 17.63 $ 19.35 $ 22.08  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years      
Long-term Performance Program [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted, Shares 192,000 167,000 152,000  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period 181,000 176,000 251,000  
Price Vested Stock Options [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Exercisable period 10 years      
Weighted-average grant-date fair value of an option granted (usd per share) | $ / shares $ 93.49      
Granted, Shares       2,482,000
Risk free interest rate, maximum 0.85%      
Dividend yield 1.50%      
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate 21.20%      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years      
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Requisite Service Period 3 years      
Price Vested Stock Options [Member] | Share-based Payment Arrangement, Tranche One        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted-average grant-date fair value of an option granted (usd per share) | $ / shares $ 11.88      
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent 60.00%      
Price Vested Stock Options [Member] | Share-based Payment Arrangement, Tranche Two        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted-average grant-date fair value of an option granted (usd per share) | $ / shares $ 9.26      
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent 80.00%      
Price Vested Stock Options [Member] | Share-based Payment Arrangement, Tranche Three        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted-average grant-date fair value of an option granted (usd per share) | $ / shares $ 7.05      
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent 100.00%      
Price Vested Stock Options [Member] | Minimum [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expected lives 5 years 7 months 6 days      
Price Vested Stock Options [Member] | Maximum [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expected lives 6 years 2 months 12 days