Income Taxes - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010
Operating Loss Carryforwards [Line Items]
Tax benefits from net operating loss carry forwards, Foreign	$ 89.0
Tax benefits from net operating loss carry forwards, State and Local	0.5
Accrued interest and penalties related to unrecognized tax benefits	1.7	0.9
Net decrease in unrecognized tax benefits for the next 12 months, Minimum	0
Net decrease in unrecognized tax benefits for the next 12 months, Maximum	28.0
Income taxes paid	56.9	64.9	29.3
Non-U.S. [Member]
Operating Loss Carryforwards [Line Items]
Income before income tax expense	76.5	130.7	155.5
Valuation allowance resulting from net operating loss carryforward	$ 56.6	$ 45.0