Post Retirement Benefit Plans - Components of Net Periodic Pension Cost (Detail) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 12.4	$ 15.5	$ 15.7
Interest cost	22.0	27.6	29.6
Expected return on plan assets	(32.1)	(32.8)	(33.9)
Amortization of prior service cost	(0.2)	0.1	0.2
Recognized net actuarial loss	11.4	14.2	10.4
Special Events
Curtailment		0.5
Settlement	0.1	0.1
Special/contractual termination benefits		0.1
Net periodic pension (benefit) cost	13.6	25.3	22.0
United States
Defined Benefit Plan Disclosure [Line Items]
Service cost	10.2	11.3	10.4
Interest cost	13.7	17.3	16.6
Expected return on plan assets	(19.0)	(18.7)	(17.4)
Amortization of prior service cost	(0.1)	0.1	0.2
Recognized net actuarial loss	9.3	10.0	6.8
Special Events
Curtailment		0.3
Settlement	0.0	0.0
Special/contractual termination benefits		0.0
Net periodic pension (benefit) cost	14.1	20.3	16.6
Germany | Non-United States
Defined Benefit Plan Disclosure [Line Items]
Service cost	0.5	0.5	0.6
Interest cost	0.8	0.9	1.3
Expected return on plan assets	0.0	0.0	0.0
Amortization of prior service cost	0.0	0.0	0.0
Recognized net actuarial loss	1.0	0.9	0.7
Special Events
Curtailment		0.0
Settlement	0.0	0.0
Special/contractual termination benefits		0.0
Net periodic pension (benefit) cost	2.3	2.3	2.6
United Kingdom | Non-United States
Defined Benefit Plan Disclosure [Line Items]
Service cost	0.8	1.8	2.5
Interest cost	5.7	6.5	7.5
Expected return on plan assets	(10.7)	(11.4)	(12.6)
Amortization of prior service cost	0.0	0.0	0.0
Recognized net actuarial loss	0.8	2.2	1.9
Special Events
Curtailment		0.0
Settlement	0.0	0.0
Special/contractual termination benefits		0.0
Net periodic pension (benefit) cost	(3.4)	(0.9)	(0.7)
Netherlands | Non-United States
Defined Benefit Plan Disclosure [Line Items]
Service cost	0.7	1.4	1.6
Interest cost	1.4	2.4	3.6
Expected return on plan assets	(1.7)	(1.9)	(3.1)
Amortization of prior service cost	(0.1)	0.0	0.0
Recognized net actuarial loss	0.3	0.8	0.8
Special Events
Curtailment		0.0
Settlement	0.0	0.0
Special/contractual termination benefits		0.0
Net periodic pension (benefit) cost	0.6	2.7	2.9
Other International | Non-United States
Defined Benefit Plan Disclosure [Line Items]
Service cost	0.2	0.5	0.6
Interest cost	0.4	0.5	0.6
Expected return on plan assets	(0.7)	(0.8)	(0.8)
Amortization of prior service cost	0.0	0.0	0.0
Recognized net actuarial loss	0.0	0.3	0.2
Special Events
Curtailment		0.2
Settlement	0.1	0.1
Special/contractual termination benefits		0.1
Net periodic pension (benefit) cost	$ 0.0	$ 0.9	$ 0.6