Business Segments (Detail) - USD ($) $ in Millions	3 Months Ended
Feb. 28, 2019	Feb. 28, 2018
Segment Reporting Information [Line Items]
Revenues	$ 1,231.5	$ 1,215.4
Operating income	196.9	181.1
Less: Special charges	2.1	2.2
Less: Transaction and integration expenses	0.0	8.7
Operating income excluding special charges	199.0	192.0
Income from unconsolidated operations	10.1	8.1
Consumer
Segment Reporting Information [Line Items]
Revenues	744.9	744.6
Operating income	133.8	123.7
Less: Special charges	1.5	1.0
Less: Transaction and integration expenses		5.8
Operating income excluding special charges	135.3	130.5
Income from unconsolidated operations	7.9	7.1
Flavor Solutions
Segment Reporting Information [Line Items]
Revenues	486.6	470.8
Operating income	63.1	57.4
Less: Special charges	0.6	1.2
Less: Transaction and integration expenses		2.9
Operating income excluding special charges	63.7	61.5
Income from unconsolidated operations	$ 2.2	$ 1.0

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Special Charges

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- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

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The net result for the period of deducting operating expenses from operating revenues.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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