Investments In Affiliates (Summarized Annual And Year-End Information Of Unconsolidated Affiliates) (Details) - Unconsolidated Affiliates [Member] - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2014
Investments in and Advances to Affiliates [Line Items]
Net sales	$ 767.6	$ 777.3	$ 766.6
Gross profit	245.6	286.1	275.7
Net income	66.4	76.6	67.5
Current assets	315.6	326.0	320.1
Noncurrent assets	113.0	114.6	123.6
Current liabilities	146.2	161.5	137.2
Noncurrent liabilities	$ 9.1	$ 8.1	$ 6.3