Business Segments (Schedule Of Segment Reporting Information) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Feb. 29, 2012	Feb. 28, 2011
Segment Reporting Information [Line Items]
Net sales	$ 906.7	$ 782.8
Operating income	112.5	110.6
Income from unconsolidated operations	4.6	7.9
Consumer [Member]
Segment Reporting Information [Line Items]
Net sales	534.2	454.1
Operating income	81.4	86.9
Income from unconsolidated operations	3.8	5.9
Industrial [Member]
Segment Reporting Information [Line Items]
Net sales	372.5	328.7
Operating income	31.1	23.7
Income from unconsolidated operations	$ 0.8	$ 2.0