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Acquisitions Acquisitions (Narrative) (Details) - USD ($) | 12 Months Ended
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Nov. 30, 2021 | Nov. 30, 2020
Business Acquisition [Line Items] |  |
Finite-lived intangible assets, Gross carrying amount | $ 549,600,000 | $ 336,800,000
Useful life | 12 years |
Goodwill | $ 5,335,800,000 | 4,986,300,000
Estimated total and integration costs | 3,000,000 |
FONA |  |
Business Acquisition [Line Items] |  |
Payments to acquire businesses, net of cash acquired | 708,200,000 |
working capital adjustemts | 2,600,000 |
Net sales | 114,000,000 |
Inventory adjustment | 1,400,000 |
Indefinite-lived Intangible Assets Acquired | $ 49,000,000 |
Useful life | 15 years |
Other Finite-Lived Intangible Assets, Gross | $ 44,000,000 |
Goodwill | 389,700,000 |
Finite-lived Intangible Assets Acquired | 217,000,000 |
FONA | Customer-Related Intangible Assets |  |
Business Acquisition [Line Items] |  |
Finite-lived intangible assets, Gross carrying amount | 173,000,000 |
Cholula |  |
Business Acquisition [Line Items] |  |
Payments to acquire businesses, net of cash acquired | 801,200,000 |
working capital adjustemts | (1,500,000) |
Net sales | 96,000,000 |
Inventory adjustment | 4,900,000 |
Indefinite-lived Intangible Assets Acquired | $ 380,000,000 | 380,000,000
Useful life | 15 years |
Goodwill | $ 411,300,000 | 411,300,000
Finite-lived Intangible Assets Acquired | 21,000,000 | $ 21,000,000
Business Acquisition, Goodwill, Expected Tax Deductible Amount | $ 285,000,000 |

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