Business Segments And Geographic Areas (Narrative) (Details)	12 Months Ended
Nov. 30, 2018	Nov. 30, 2017	Nov. 30, 2016
Flavor Solutions [Member] \| PepsiCo, Inc. [Member]
Segment Reporting Information [Line Items]
Percentage of consolidated sales	10.00%	11.00%	11.00%
Consumer [Member] \| Wal-Mart Stores, Inc. [Member]
Segment Reporting Information [Line Items]
Percentage of consolidated sales	11.00%	11.00%	11.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 275
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