Post Retirement Benefit Plans - Fair Value of the Pension Plans Investments (Detail) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015
Change in plan assets:
Balance at beginning of year	$ 624.7	$ 650.8
Actual return on plan assets	71.6	25.4
Expenses paid	(4.0)	(2.7)
Plan participant contributions	0.2	0.2
Foreign currency impact	(47.1)	(27.3)
Employer contributions	17.3	8.2
Benefits paid out of plan	(36.4)	(29.9)
Balance at end of year	626.3	624.7
United States
Change in plan assets:
Balance at beginning of year	311.1	325.6
Actual return on plan assets	29.8	(0.9)
Expenses paid	(3.3)	(2.1)
Plan participant contributions	0.0	0.0
Foreign currency impact	0.0	0.0
Employer contributions	14.9	5.0
Benefits paid out of plan	(20.0)	(16.5)
Balance at end of year	332.5	311.1
Non-United States | Germany
Change in plan assets:
Balance at beginning of year	0.0	0.0
Actual return on plan assets	0.0	0.0
Expenses paid	0.0	0.0
Plan participant contributions	0.0	0.0
Foreign currency impact	0.0	0.0
Employer contributions	0.0	0.0
Benefits paid out of plan	0.0	0.0
Balance at end of year	0.0	0.0
Non-United States | United Kingdom
Change in plan assets:
Balance at beginning of year	208.4	202.7
Actual return on plan assets	31.5	21.8
Expenses paid	(0.7)	(0.7)
Plan participant contributions	0.0	0.0
Foreign currency impact	(45.6)	(10.6)
Employer contributions	1.8	2.5
Benefits paid out of plan	(10.3)	(7.3)
Balance at end of year	185.1	208.4
Non-United States | Netherlands
Change in plan assets:
Balance at beginning of year	92.7	107.8
Actual return on plan assets	9.3	3.9
Expenses paid	0.2	0.2
Plan participant contributions	0.2	0.2
Foreign currency impact	(1.4)	(14.2)
Employer contributions	0.0	0.0
Benefits paid out of plan	(4.9)	(5.2)
Balance at end of year	96.1	92.7
Non-United States | Other International
Change in plan assets:
Balance at beginning of year	12.5	14.7
Actual return on plan assets	1.0	0.6
Expenses paid	(0.2)	(0.1)
Plan participant contributions	0.0	0.0
Foreign currency impact	(0.1)	(2.5)
Employer contributions	0.6	0.7
Benefits paid out of plan	(1.2)	(0.9)
Balance at end of year	$ 12.6	$ 12.5