Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Millions	Apr. 30, 2016	Oct. 31, 2015
Statement of Financial Position [Abstract]
Trade accounts receivable, allowance	$ 15.9	$ 8.6
Property, plant and equipment, accumulated depreciation	163.4	148.7
Other intangible assets, accumulated amortization	$ 162.6	$ 149.4
Preferred stock, par value (in usd per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	500,000	500,000
Preferred stock, shares issued	0	0
Common stock, par value (in usd per share)	$ 0.01	$ 0.01
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	55,938,984	56,105,761
Common stock, shares outstanding	55,938,984	56,105,761