Revenue Recognition (Tables)

9 Months Ended

Aug. 31, 2019

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue [Table Text Block]

The following table summarizes disaggregated net sales by geographic region and reportable segment for the three and nine months ended August 31, 2019:

	United States		Asia		Europe		Total
Three months ended August 31, 2019	(Dollars in millions)
Specialty Solutions	$	88.7	$	8.4	$	40.6	$	137.7
Performance Materials	33.1		10.9		10.7		54.7
Total net sales	$	121.8	$	19.3	$	51.3	$	192.4
Nine months ended August 31, 2019
Specialty Solutions	$	219.8	$	39.2	$	133.7	$	392.7
Performance Materials	110.4		42.4		21.5		174.3
Total net sales	$	330.2	$	81.6	$	155.2	$	567.0