Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Condensed Consolidated Statements of Operations [Abstract]
Net sales	$ 141.0	$ 135.5	$ 395.1	$ 365.6
Cost of sales	113.5	110.5	319.2	298.9
Gross margin	27.5	25.0	75.9	66.7
Operating expenses	25.5	25.4	73.5	74.3
Goodwill impairment		0.3		0.3
Gain on disposal of assets	(2.4)		(2.4)
Operating income (loss)	4.4	(0.7)	4.8	(7.9)
Interest expense, net	0.7	0.7	2.2	2.0
Income (loss) from continuing operations before income taxes	3.7	(1.4)	2.6	(9.9)
(Benefit) provision for income taxes
Income (loss) from continuing operations	3.7	(1.4)	2.6	(9.9)
Loss from discontinued operations, net of taxes	(0.1)	(0.3)	(0.3)	(0.4)
Net income (loss)	$ 3.6	$ (1.7)	$ 2.3	$ (10.3)
Net income (loss) from continuing operations per share - basic and diluted	$ 0.15	$ (0.06)	$ 0.10	$ (0.45)
Net loss from discontinued operations per share - basic and diluted	$ (0.01)	$ (0.02)	$ (0.01)	$ (0.02)
Net income (loss) per share - basic and diluted	$ 0.14	$ (0.08)	$ 0.09	$ (0.47)
Weighted average shares outstanding:
Basic shares outstanding	22,993,737	22,211,787	22,887,343	22,140,153
Diluted shares outstanding	23,017,017	22,211,787	22,902,715	22,140,153