Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Income Statement [Abstract]
Net sales	$ 319.3	$ 290.2	$ 934.8	$ 874.7
Cost of sales	229.7	214.5	671.9	645.1
Gross profit	89.6	75.7	262.9	229.6
Selling, distribution & administrative expenses	71.5	70.9	210.5	214.4
Special charges	0.1	1.7	0.3	3.6
Operating income from continuing operations	18.0	3.1	52.1	11.6
Interest and other (income) expense, net	0.3	0.4	0.0	1.3
Income from continuing operations before income taxes	17.7	2.7	52.1	10.3
Provision for income taxes	3.6	1.1	8.4	4.9
Net income from continuing operations	14.1	1.6	43.7	5.4
Loss from discontinued operations, net of tax	(2.8)	(7.4)	(37.1)	(35.9)
Net income (loss)	$ 11.3	$ (5.8)	$ 6.6	$ (30.5)
Basic and diluted EPS:
Net income per share from continuing operations-basic (in dollars per share)	$ 0.38	$ 0.04	$ 1.18	$ 0.15
Net income per share from continuing operations-diluted (in dollars per share)	0.37	0.04	1.17	0.15
Net loss per share from discontinued operations-basic and diluted (in dollars per share)	$ (0.08)	$ (0.20)	$ (1.00)	$ (0.97)
Weighted average common and common equivalent shares:
Basic (in shares)	37.0	37.2	37.0	37.2
Diluted (in shares)	37.7	37.2	37.4	37.2
Dividends declared and paid (in dollars per share)	$ 0.10	$ 0.05	$ 0.25	$ 0.05