Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2015	Oct. 31, 2014	Oct. 31, 2013
Statement of Comprehensive Income [Abstract]
Income tax benefit, Reclassification of cash flow hedges to earnings	$ 0.1	$ 0.5	$ 0.3
Income tax expense, Unrealized gain on cash flow hedges	0.0	0.2	0.2
Income tax benefit (expense), Minimum pension liability	$ (0.5)	$ 15.7	$ (22.2)