Business Segments (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Aug. 31, 2016	Aug. 31, 2015	Aug. 31, 2016	Aug. 31, 2015
Segment Reporting Information [Line Items]
Operating Income (Loss)	$ 167.8	$ 138.7	$ 421.9	$ 336.2
Special Charges	4.3	11.7	9.8	59.1
Net sales	1,091.0	1,059.9	3,184.5	3,094.4
Income from unconsolidated operations	8.1	9.7	24.2	27.0
Operating income excluding special charges	172.1	153.8	431.7	398.7
Consumer [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	124.9	99.9	300.8	237.3
Special Charges	2.4	14.7	7.2	49.6
Net sales	662.0	630.5	1,937.6	1,850.6
Income from unconsolidated operations	6.8	9.2	20.6	26.9
Operating income excluding special charges	127.3	114.6	308.0	286.9
Industrial [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	42.9	38.8	121.1	98.9
Special Charges	1.9	0.4	2.6	12.9
Net sales	429.0	429.4	1,246.9	1,243.8
Income from unconsolidated operations	1.3	0.5	3.6	0.1
Operating income excluding special charges	44.8	39.2	123.7	111.8
Selling, General and Administrative Expenses [Member]
Segment Reporting Information [Line Items]
Special Charges	$ 4.3	11.7	$ 9.8	59.1
Selling, General and Administrative Expenses [Member] | Consumer [Member]
Segment Reporting Information [Line Items]
Special Charges		11.3		46.2
Selling, General and Administrative Expenses [Member] | Industrial [Member]
Segment Reporting Information [Line Items]
Special Charges		0.4		12.9
Cost of Sales [Member]
Segment Reporting Information [Line Items]
Special Charges		3.4		3.4
Cost of Sales [Member] | Consumer [Member]
Segment Reporting Information [Line Items]
Special Charges		$ 3.4		$ 3.4