Business Segment Information Business Segment Information - Schedule of Segment Reporting, by Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2014
Segment Reporting Information [Line Items]
Total Assets	$ 693.2	$ 687.2	$ 829.2
Capital Expenditures	25.6	24.0	29.8
Depreciation and Amortization	30.6	34.0	34.8
Performance Chemicals [Member]
Segment Reporting Information [Line Items]
Total Assets	451.2	469.4	535.8
Capital Expenditures	15.6	12.5	21.8
Depreciation and Amortization	23.0	26.9	28.1
Engineered Surfaces [Member]
Segment Reporting Information [Line Items]
Total Assets	162.3	158.4	170.9
Capital Expenditures	8.1	8.6	6.6
Depreciation and Amortization	6.3	6.0	6.2
Corporate [Member]
Segment Reporting Information [Line Items]
Total Assets	79.7	59.4	122.5
Capital Expenditures	1.9	2.9	1.4
Depreciation and Amortization	$ 1.3	$ 1.1	$ 0.5