Business Segment Information - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) $ in Millions	12 Months Ended
Nov. 30, 2018	Nov. 30, 2017	Nov. 30, 2016
Segment Reporting Information [Line Items]
Capital Expenditures:	$ 23.8	$ 25.1	$ 25.6
Depreciation and Amortization:	30.2	27.9	30.6
Specialty Solutions [Member]
Segment Reporting Information [Line Items]
Capital Expenditures:	16.9	13.4	11.9
Depreciation and Amortization:	17.6	14.5	13.3
Performance Materials [Member]
Segment Reporting Information [Line Items]
Capital Expenditures:	6.0	10.9	11.9
Depreciation and Amortization:	12.4	11.4	16.2
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Capital Expenditures:	0.9	0.8	1.8
Depreciation and Amortization:	$ 0.2	$ 2.0	$ 1.1

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599

Reference 2: 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

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- Definition

The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585

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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.

+ References

No definition available.

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