Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Millions	Jul. 31, 2016	Oct. 31, 2015
Statement of Financial Position [Abstract]
Trade accounts receivable, allowance	$ 17.3	$ 8.6
Property, plant and equipment, accumulated depreciation	170.9	148.7
Other intangible assets, accumulated amortization	$ 168.2	$ 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	55,804,814	56,105,761
Common stock, shares outstanding	55,804,814	56,105,761