Employee Benefit And Retirement Plans - Components of Pension Expense of Defined benefit plans (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Feb. 28, 2013	Feb. 29, 2012
United States [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 5.8	$ 4.4
Interest costs	7.8	8.0
Expected return on plan assets	(10.4)	(9.5)
Amortization of prior service costs	0	0
Recognized net actuarial loss	7.4	4.5
Total pension expense	10.6	7.4
International [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	2.3	1.7
Interest costs	3.2	3.1
Expected return on plan assets	(4.4)	(4.0)
Amortization of prior service costs	0.1	0.1
Recognized net actuarial loss	1.4	0.9
Total pension expense	$ 2.6	$ 1.8