Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Income Statement [Abstract]
Net sales	$ 132,676	$ 141,661	$ 427,998	$ 462,344
Cost of sales	96,758	99,975	299,373	324,320
Gross profit	35,918	41,686	128,625	138,024
Selling, general and administrative expenses	32,932	39,108	103,470	108,987
Impairment charges	0	0	9,874	0
Operating income	2,986	2,578	15,281	29,037
Interest expense, net	2,015	1,729	6,087	6,899
Income from continuing operations before income taxes	971	849	9,194	22,138
Income tax expense	547	218	6,422	7,960
Income from continuing operations	424	631	2,772	14,178
Income (loss) from discontinued operations, net of income tax	(10)	(298)	(257)	2,813
Net income	$ 414	$ 333	$ 2,515	$ 16,991
Income per common share from continuing operations:
Basic	$ 0.01	$ 0.02	$ 0.09	$ 0.46
Diluted	0.01	0.02	0.09	0.45
Income (loss) per common share from discontinued operations:
Basic	0	(0.01)	(0.01)	0.09
Diluted	0	(0.01)	(0.01)	0.09
Net income per share:
Basic	0.01	0.01	0.08	0.55
Diluted	0.01	0.01	0.08	0.54
Dividends declared per share	$ 0.14	$ 0.14	$ 0.41	$ 0.41