Employee Benefit And Retirement Plans (Components Of Defined Benefit Plans) (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2019	Nov. 30, 2018	Nov. 30, 2017
Other Postretirement Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 1.8	$ 2.0	$ 2.6
Interest costs	2.7	2.4	3.3
Amortization of prior service costs	(8.7)	(8.6)	(2.3)
Amortization of net actuarial loss	(0.9)	(0.1)	(0.2)
Total expense	(5.1)	(4.3)	3.4
United States
Defined Benefit Plan Disclosure [Line Items]
Service cost	2.1	17.0	14.8
Interest costs	34.4	31.6	31.7
Expected return on plan assets	(42.5)	(43.4)	(41.4)
Amortization of prior service costs	0.5	0.0	0.0
Amortization of net actuarial loss	2.3	9.9	5.8
Settlement/curtailment loss	0.0	0.0	0.0
Total expense	(3.2)	15.1	10.9
Foreign Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	3.6	4.3	6.2
Interest costs	9.5	9.2	10.4
Expected return on plan assets	(16.4)	(16.6)	(15.3)
Amortization of prior service costs	0.2	0.1	0.7
Amortization of net actuarial loss	1.2	2.8	4.1
Settlement/curtailment loss	0.0	0.5	0.6
Total expense	$ (1.9)	$ 0.3	$ 6.7