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Goodwill And Intangible Assets (Narrative) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Nov. 30, 2019 | Nov. 30, 2018 | Nov. 30, 2017
Goodwill [Line Items] |  |  |
Goodwill | $ 4,505.2 | $ 4,527.9 |
Intangible asset amortization expense | $ 20.3 | 20.6 | $ 16.3
Amortizable intangible assets average remaining life, in years | 10 years |  |
Consumer Segment [Member] |  |  |
Goodwill [Line Items] |  |  |
Goodwill | $ 3,377.6 | 3,398.9 | 3,385.4
Flavor Solutions Segment [Member] |  |  |
Goodwill [Line Items] |  |  |
Goodwill | $ 1,127.6 | 1,129.0 | $ 1,104.7
Reckitt Benckiser's Food Division [Member] | Consumer Segment [Member] |  |  |
Goodwill [Line Items] |  |  |
Goodwill |  | 1,765.6 |
Reckitt Benckiser's Food Division [Member] | Flavor Solutions Segment [Member] |  |  |
Goodwill [Line Items] |  |  |
Goodwill |  | $ 882.9 |

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- 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 + Details
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- Definition 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. + References No definition available. + Details
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- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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