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Income Taxes (Reconciliation Of The U.S. Federal Statutory Rate With The Effective Tax Rate) (Details) | 12 Months Ended
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Nov. 30, 2021 | Nov. 30, 2020 | Nov. 30, 2019
Income Tax Disclosure [Abstract] |  |  |
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | 21.00% | 21.00% | 21.00%
State income taxes, net of federal benefits | 1.60% | 1.50% | 1.60%
International tax at different effective rates | 0.80% | 1.30% | 1.60%
U.S. tax on remitted and unremitted earnings | 0.10% | 0.80% | 0.50%
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Compensation Cost, Percent | (0.40%) | (1.50%) | (2.80%)
Changes in prior year tax contingencies | (2.50%) | (0.30%) | (0.30%)
Effective Income Tax Rate Reconciliation, Tax Contingency, State and Local, Percent | 1.20% | 0.00% | 0.00%
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent | 0.00% | 0.00% | (0.20%)
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent | (0.50%) | (1.40%) | 0.00%
Effective Income Tax Rate Reconciliation, Disposition of Asset, Percent | 0.00% | (1.10%) | (1.80%)
Other, net | 0.20% | (0.50%) | (0.40%)
Total | 21.50% | 19.80% | 19.20%

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