Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Condensed Consolidated Statements of Operations (Unaudited) [Abstract]
Net sales	$ 313.0	$ 297.7	$ 615.5	$ 584.5
Cost of sales	221.5	219.7	442.2	430.6
Gross profit	91.5	78.0	173.3	153.9
Selling, distribution & administrative expenses	69.6	72.3	139.0	143.5
Special charges	0.2	0.3	0.2	1.9
Operating income from continuing operations	21.7	5.4	34.1	8.5
Interest and other (income) expense, net	(0.1)	1.1	(0.3)	0.9
Income from continuing operations before income taxes	21.8	4.3	34.4	7.6
Provision for income taxes	2.5	2.0	4.8	3.8
Net income from continuing operations	19.3	2.3	29.6	3.8
Loss from discontinued operations, net of tax	(5.5)	(9.7)	(34.3)	(28.5)
Net income (loss)	$ 13.8	$ (7.4)	$ (4.7)	$ (24.7)
Basic and diluted EPS:
Net income per share from continuing operations-basic (in dollars per share)	$ 0.52	$ 0.06	$ 0.80	$ 0.10
Net income per share from continuing operations-diluted (in dollars per share)	0.52	0.06	0.79	0.10
Net loss per share from discontinued operations-basic and diluted (in dollars per share)	$ (0.15)	$ (0.26)	$ (0.93)	$ (0.76)
Weighted average common and common equivalent shares:
Basic (in shares)	37.0	37.2	37.0	37.2
Diluted (in shares)	37.4	37.2	37.3	37.2
Dividends declared and paid (in dollars per share)	$ 0.10	$ 0	$ 0.15	$ 0