Derivative Financial Instruments Designated as Cash Flow Hedges (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
Senior Notes 2023 [Member]
Derivative Cash Flow Hedge [Line Items]
Prinicipal amount of debt issued		$ 325.0
Interest rate on unsecured senior note debt		3.625%
Gain reclassified to interest expense on derivative financial instruments designated as cash flow hedges	0.2	0.1
Gain (loss) expected to be reclassified as interest expense on derivative financial instruments designated as cash flow hedges, over the next twelve months	0.2
Unamortized gain (loss) on interest rate lock	1.7
Gain on hedge from interest rate swap		2.0
Income tax expense on amortization of losess (gains) on hedge from interest rate swap		0.8
Senior Notes 2017 [Member]
Derivative Cash Flow Hedge [Line Items]
Gain (loss) expected to be reclassified as interest expense on derivative financial instruments designated as cash flow hedges, over the next twelve months	(0.2)
Unamortized gain (loss) on interest rate lock	(0.7)
Loss reclassified to interest expense on derivative financial instruments designated as cash flow hedges	0.2	1.3	0.4
Accelerated interest expense recognized resulting from the retirement of the portion of the 2017 notes	$ 0.9