Business Segments And Geographic Areas (Schedule Of Segment Reporting Information) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Nov. 30, 2019	Aug. 31, 2019	May 31, 2019	Feb. 28, 2019	Nov. 30, 2018	Aug. 31, 2018	May 31, 2018	Feb. 28, 2018	Nov. 30, 2019	Nov. 30, 2018	Nov. 30, 2017
Segment Reporting Information [Line Items]
Revenues	$ 1,484.8	$ 1,329.2	$ 1,301.9	$ 1,231.5	$ 1,467.9	$ 1,318.2	$ 1,301.3	$ 1,215.4	$ 5,347.4	$ 5,302.8	$ 4,730.3
Operating income excluding special charges									978.5	929.9	783.7
Income from unconsolidated operations									40.9	34.8	33.9
Assets	10,362.1				10,256.4				10,362.1	10,256.4	10,385.8
Capital expenditures									173.7	169.1	182.4
Depreciation and amortization									158.8	150.7	125.2
Special charges	3.9	7.7	7.1	2.1	2.4	3.3	8.4	2.2	20.8	16.3	22.2
Other transaction and integration expenses										22.5	40.8
Operating income	299.2	$ 253.5	$ 208.1	$ 196.9	291.5	$ 229.9	$ 188.6	$ 181.1	957.7	891.1	699.8
Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenues									5,347.4	5,302.8	4,730.3
Operating income excluding special charges									978.5	929.9	783.7
Income from unconsolidated operations									40.9	34.8	33.9
Assets	9,950.3				10,015.8				9,950.3	10,015.8	10,036.7
Capital expenditures									121.8	126.3	153.6
Depreciation and amortization									118.0	115.0	99.8
Corporate And Reconciling Items [Member]
Segment Reporting Information [Line Items]
Assets	$ 411.8				$ 240.6				411.8	240.6	349.1
Capital expenditures									51.9	42.8	28.8
Depreciation and amortization									40.8	35.7	25.4
Consumer [Member]
Segment Reporting Information [Line Items]
Operating income excluding special charges									676.3	637.1	562.4
Special charges									13.1	10.0	15.3
Other transaction and integration expenses										15.0	27.1
Operating income									663.2	612.1	506.4
Consumer [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenues									3,269.8	3,247.0	2,901.6
Operating income excluding special charges									676.3	637.1	562.4
Income from unconsolidated operations									31.8	29.5	28.9
Flavor Solutions [Member]
Segment Reporting Information [Line Items]
Operating income excluding special charges									302.2	292.8	221.3
Special charges									7.7	6.3	6.9
Other transaction and integration expenses										7.5	13.7
Operating income									294.5	279.0	193.4
Flavor Solutions [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenues									2,077.6	2,055.8	1,828.7
Operating income excluding special charges									302.2	292.8	221.3
Income from unconsolidated operations									$ 9.1	$ 5.3	5.0
Cost of Sales [Member]
Segment Reporting Information [Line Items]
Other transaction and integration expenses											20.9
Cost of Sales [Member] | Consumer [Member]
Segment Reporting Information [Line Items]
Other transaction and integration expenses											13.6
Cost of Sales [Member] | Flavor Solutions [Member]
Segment Reporting Information [Line Items]
Other transaction and integration expenses											$ 7.3