Employee Benefit And Retirement Plans (Components Of Defined Benefit Plans) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Nov. 30, 2012	Nov. 30, 2011	Nov. 30, 2010
Other Postretirement Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 4.0	$ 3.8	$ 5.0
Interest costs	4.9	4.5	5.0
Amortization of prior service costs	(4.0)	(5.9)	(5.5)
Recognized net actuarial loss	0	0.7	1.3
Special termination benefits	(0.1)	0.3	0
Total expense	4.8	3.4	5.8
United States Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	17.5	15.1	12.8
Interest costs	31.8	30.3	29.2
Expected return on plan assets	(37.8)	(34.1)	(32.0)
Amortization of prior service costs	0.1	0.1	0.1
Recognized net actuarial loss	18.1	13.3	11.8
Other	0	0	0
Total expense	29.7	24.7	21.9
International Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	6.8	6.2	5.6
Interest costs	12.8	12.5	11.5
Expected return on plan assets	(16.2)	(15.8)	(13.7)
Amortization of prior service costs	0.4	0.7	0.3
Recognized net actuarial loss	3.5	2.2	1.5
Other	0	0.3	0.1
Total expense	$ 7.3	$ 6.1	$ 5.3