Business Segment Information Business Segments - Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Nov. 30, 2016	Aug. 31, 2016	May 31, 2016	Feb. 29, 2016	Nov. 30, 2015	Aug. 31, 2015	May 31, 2015	Feb. 28, 2015	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2014
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	$ 187.0	$ 195.6	$ 202.0	$ 175.3	$ 200.0	$ 210.9	$ 220.2	$ 206.9	$ 759.9	$ 838.0	$ 987.4
Total segment operating profit									68.3	34.8	65.4
Total Assets	693.2				687.2				693.2	687.2	829.2
Long-Lived Assets	205.8				215.6				205.8	215.6	238.4
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales									176.0	167.6	208.9
Total segment operating profit									10.9	(5.3)	14.5
Total Assets	197.9				199.2				197.9	199.2	285.0
Long-Lived Assets	45.3				45.9				45.3	45.9	56.0
Asia [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales									129.9	180.0	197.0
Total segment operating profit									0.7	8.6	7.5
Total Assets	132.9				176.9				132.9	176.9	146.7
Long-Lived Assets	35.2				43.8				35.2	43.8	54.1
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales									454.0	490.4	581.5
Total segment operating profit									56.7	31.5	43.4
Total Assets	362.4				311.1				362.4	311.1	397.5
Long-Lived Assets	$ 125.3				$ 125.9				$ 125.3	$ 125.9	$ 128.3