Shareholders Equity - Summary of Changes of Shareholders Equity (Parenthetical) (Detail) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Jul. 31, 2013
Equity [Abstract]
Income tax benefit, Reclassification of cash flow hedges to earnings	$ 0.2
Income tax expense, Unrealized loss on cash flow hedges	0.1
Income tax expense/benefit, minimum pension liability adjustment	$ 0.1