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Goodwill And Intangible Assets (Narrative) (Details) - USD ($)	12 Months Ended
	Nov. 30, 2020	Nov. 30, 2019	Nov. 30, 2018
Goodwill [Line Items]
Goodwill	$ 4,986,300,000	$ 4,505,200,000
Intangible asset amortization expense	$ 20,200,000	20,300,000	$ 20,600,000
Amortizable intangible assets average remaining life, in years	10 years
Consumer Segment [Member]
Goodwill [Line Items]
Goodwill	$ 3,711,200,000	3,377,600,000	3,398,900,000
Goodwill, Acquired During Period	273,700,000
Flavor Solutions Segment [Member]
Goodwill [Line Items]
Goodwill	1,275,100,000	1,127,600,000	$ 1,129,000,000.0
Goodwill, Acquired During Period	136,800,000
Reckitt Benckiser's Food Division [Member]
Goodwill [Line Items]
Payments to acquire businesses, net of cash acquired		$ 4,210,000,000
Cholula [Member]
Goodwill [Line Items]
Goodwill, Acquired During Period	410,500,000
Payments to acquire businesses, net of cash acquired	803,000,000.0
Indefinite-lived Intangible Assets Acquired	380,000,000.0
Finite-lived Intangible Assets Acquired	$ 21,000,000.0
Amortizable intangible assets average remaining life, in years	15 years

X

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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