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Employee Benefit And Retirement Plans (Fair Value Of Pension Plan Assets) (Details) - USD ($) $ in Millions | Nov. 30, 2022 | Nov. 30, 2021 | Nov. 30, 2020
--- | --- | --- | ---
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | $ 0.0 | $ 0.0 | $ 0.0
United States |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 657.7 | 754.0 | 688.2
United States | Fair Value, Inputs, Level 1 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 387.7 | 455.1 |
United States | Fair Value, Inputs, Level 2 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 189.2 | 213.9 |
United States | Fair Value, Inputs, Level 1, 2 and 3 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 576.9 | 669.0 |
United States | Cash and Cash Equivalents [Member] | Fair Value, Inputs, Level 1 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 22.5 | 34.4 |
United States | Cash and Cash Equivalents [Member] | Fair Value, Inputs, Level 1, 2 and 3 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 22.5 | 34.4 |
United States | U.S. Equity Securities [Member] | Fair Value, Inputs, Level 1 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 136.1 | 147.5 |
United States | U.S. Equity Securities [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 115.1 | 143.2 |
United States | U.S. Equity Securities [Member] | Fair Value, Inputs, Level 1, 2 and 3 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 251.2 | 290.7 |
United States | International Equity Securities [Member] | Fair Value, Inputs, Level 1 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 136.2 | 161.7 |
United States | International Equity Securities [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 10.8 | 8.5 |
United States | International Equity Securities [Member] | Fair Value, Inputs, Level 1, 2 and 3 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 147.0 | 170.2 |
United States | U.S./Government/Corporate Bonds [Member] | Fair Value, Inputs, Level 1 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 69.8 | 84.4 |
United States | U.S./Government/Corporate Bonds [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 2.3 | 2.5 |
United States | U.S./Government/Corporate Bonds [Member] | Fair Value, Inputs, Level 1, 2 and 3 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 72.1 | 86.9 |
United States | High Yield Bonds [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 37.4 | 41.0 |
United States | High Yield Bonds [Member] | Fair Value, Inputs, Level 1, 2 and 3 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 37.4 | 41.0 |
United States | Insurance Contracts [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 1.1 | 1.1 |
United States | Insurance Contracts [Member] | Fair Value, Inputs, Level 1, 2 and 3 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 1.1 | 1.1 |
United States | Real Estate Funds [Member] | Fair Value, Inputs, Level 1 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 23.1 | 27.1 |
United States | Real Estate Funds [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 4.5 | 4.3 |
United States | Real Estate Funds [Member] | Fair Value, Inputs, Level 1, 2 and 3 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 27.6 | 31.4 |
United States | Other Nonrenewable Natural Resources [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 18.0 | 13.3 |
United States | Other Nonrenewable Natural Resources [Member] | Fair Value, Inputs, Level 1, 2 and 3 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 18.0 | 13.3 |
United States | Hedge Fund Of Funds [Member] | Fair Value Measured at Net Asset Value Per Share |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 50.1 | 48.0 |
United States | Private Equity Funds [Member] | Fair Value Measured at Net Asset Value Per Share |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 7.3 | 8.3 |
United States | Private Placement [Member] | Fair Value Measured at Net Asset Value Per Share |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 23.4 | 28.7 |
Foreign Plan [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 275.1 | 398.4 | $ 368.7
Foreign Plan [Member] | Fair Value, Inputs, Level 1 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 1.2 | 1.6 |
Foreign Plan [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 273.9 | 396.8 |
Foreign Plan [Member] | Cash and Cash Equivalents [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 1.2 | 1.6 |
Foreign Plan [Member] | Cash and Cash Equivalents [Member] | Fair Value, Inputs, Level 1 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 1.2 | 1.6 |
Foreign Plan [Member] | International Equity Securities [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 112.6 | 161.3 |
Foreign Plan [Member] | International Equity Securities [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 112.6 | 161.3 |
Foreign Plan [Member] | U.S./Government/Corporate Bonds [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 147.7 | 214.1 |
Foreign Plan [Member] | U.S./Government/Corporate Bonds [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 147.7 | 214.1 |
Foreign Plan [Member] | Insurance Contracts [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | 13.6 | 21.4 |
Foreign Plan [Member] | Insurance Contracts [Member] | Fair Value, Inputs, Level 2 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of pension plan assets | $ 13.6 | $ 21.4 |

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