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Income Taxes - (Narrative) (Details) - USD ($)
 12 Months Ended
Nov. 30, 2024
Nov. 30, 2023
Nov. 30, 2022
Nov. 30, 2021
Income Tax Contingency [Line Items]        
Effective income tax rate (in percent) 23.00% 23.50% 23.80%  
Income tax credits and adjustments $ 19,300,000 $ 25,200,000 $ 22,600,000  
Tax benefits from share-based compensation 7,900,000 5,500,000 1,800,000  
Nondeductible expense 10,700,000 12,200,000 9,700,000  
Deferred tax assets 119,200,000 136,400,000    
Valuation allowance 16,800,000 16,900,000    
Decrease in valuation allowance $ 100,000      
Period for carry forward of tax benefits related to deferred tax assets 20 years      
Unrecognized tax benefits $ 2,922,000 2,376,000 975,000 $ 930,000
Total accrued interest and penalties related to unrecognized income tax benefits 200,000 100,000    
State and Local Jurisdiction        
Income Tax Contingency [Line Items]        
Operating loss carryforwards, expired 0 $ 0 $ 100,000  
State and Local Jurisdiction | Expiration between 2025 and 2043        
Income Tax Contingency [Line Items]        
Operating loss carryforwards 21,800,000      
Tax Credit Carryforward, Expiring in 2038        
Income Tax Contingency [Line Items]        
Future income from continuing operations before income taxes $ 408,000,000.0