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Acquisitions (Fair Value of Acquisition and Costs Incurred) (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended | 24 Months Ended |
--- | --- | --- | --- | ---
Nov. 30, 2018 | Aug. 31, 2018 | May 31, 2018 | Feb. 28, 2018 | Nov. 30, 2018 | Nov. 30, 2017 | Nov. 30, 2018 | Nov. 30, 2019
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract] |  |  |  |  |  |  |  |
Goodwill | $ 4,527.9 |  |  |  | $ 4,527.9 |  | $ 4,527.9 | $ 4,505.2
Business Combination, Separately Recognized Transactions [Abstract] |  |  |  |  |  |  |  |
Total | $ 0.4 | $ 5.6 | $ 7.8 | $ 8.7 |  |  |  |
Reckitt Benckiser's Food Division [Member] |  |  |  |  |  |  |  |
Business Combination, Separately Recognized Transactions [Abstract] |  |  |  |  |  |  |  |
Transaction expenses included in cost of goods sold |  |  |  |  |  | $ 20.9 |  |
Transaction expenses included in other debt costs |  |  |  |  |  | 15.4 |  |
Business Combination, Separately Recognized Transactions, Expenses and Losses Recognized |  |  |  |  | 0.3 | 23.2 | 59.8 |
Business Combination, Integration Related Costs |  |  |  |  | 22.2 | 17.6 | 39.8 |
Total |  |  |  |  | $ 22.5 | $ 77.1 | $ 99.6 |

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- Definition Business Combination, Acquisition Expenses Included in Other Debt Cost + References No definition available. + Details
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- Definition Costs incurred to effect a business combination which have been expensed during the period. Such costs could include business integration costs, systems integration and conversion costs, and severance and other employee-related costs. + References No definition available. + Details
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- Definition For transactions that are recognized separately from the acquisition of assets and assumptions of liabilities in the business combination, such as related to pre-existing relationships with the acquiree, this element represents the disclosure of the amount of acquisition related costs which have been expensed. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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- Definition The expenses and losses recorded for each transaction with the acquiree that was recognized separately from the acquisition of assets and assumptions of liabilities in the business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(3) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + 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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