Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Condensed Consolidated Statements of Operations (Unaudited) [Abstract]
Net sales	$ 302.5	$ 286.8
Cost of sales	231.7	220.2
Gross profit	70.8	66.6
Selling, general & administrative expenses	58.4	61.9
Special charges	0.0	1.6
Operating income from continuing operations	12.4	3.1
Interest and other income, net	(0.2)	(0.2)
Income from continuing operations before income taxes	12.6	3.3
Provision for income taxes	2.3	1.8
Net income from continuing operations	10.3	1.5
Loss from discontinued operations, net of tax	(28.8)	(18.8)
Net income (loss)	$ (18.5)	$ (17.3)
Basic and diluted EPS:
Net income per share from continuing operations (in dollars per share)	$ 0.28	$ 0.04
Net loss per share from discontinued operations	(0.78)	(0.51)
Net income (loss) per share, basic and diluted (in dollars per share)	$ (0.50)	$ (0.47)
Weighted average common and common equivalent shares:
Basic and diluted (in shares)	37.2	37.1
Dividends declared and paid (in dollars per share)	$ 0.05	$ 0