Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Income Statement [Abstract]
Net sales	$ 215.7	$ 222.0	$ 631.6	$ 643.4
Cost of sales	171.0	177.4	505.2	515.1
Gross margin	44.7	44.6	126.4	128.3
Operating expenses	41.4	41.1	122.0	123.2
Operating income	3.3	3.5	4.4	5.1
Interest expense, net	1.7	1.8	5.2	4.6
Income (loss) from operations before income taxes	1.6	1.7	(0.8)	0.5
Income tax expense (benefit)		0.5	11.1	(0.4)
Income (loss) from continuing operations	1.6	1.2	(11.9)	0.9
Net income (loss)	$ 1.6	$ 1.2	$ (11.9)	$ 0.9
Earnings per share:
Income (loss) from continuing operations per share- basic	$ 0.06	$ 0.05	$ (0.47)	$ 0.04
Net income (loss) per share- basic	0.06	0.05	(0.47)	0.04
Income (loss) from continuing operations per share- diluted	0.06	0.05	(0.47)	0.04
Net income (loss) per share- diluted	$ 0.06	$ 0.05	$ (0.47)	$ 0.04
Weighted average shares outstanding:
Basic shares outstanding	25.5	25.1	25.4	25.1
Diluted shares outstanding	25.6	25.1	25.4	25.1