Consolidated Statements of Income (Loss) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Consolidated Statements of Income (Loss) [Abstract]
Net sales	$ 755,654	$ 737,618	$ 701,834
Cost of sales	557,385	573,094	530,939
Gross profit	198,269	164,524	170,895
Selling expenses	81,475	74,185	70,999
General and administrative expenses	77,136	65,968	77,297
Impairment charges	1,249	72,014	5,462
Total operating expenses	159,860	212,167	153,758
Operating income (loss)	38,409	(47,643)	17,137
Other income, net	0	3,827	0
Interest
Income	(65)	(561)	(835)
Expense	4,787	7,766	9,139
Total interest	4,722	7,205	8,304
Income (loss) from continuing operations before income taxes	33,687	(51,021)	8,833
Income tax expense (benefit)	9,182	(8,187)	1,838
Income (loss) from continuing operations	24,505	(42,834)	6,995
Loss from discontinued operations, net of tax of $4,128	0	0	(7,678)
Net income (loss)	$ 24,505	$ (42,834)	$ (683)
Basic and diluted
Continuing operations	$ 0.71	$ (1.21)	$ 0.20
Discontinued operations	$ 0	$ 0	$ (0.22)
Net income (loss)	$ 0.71	$ (1.21)	$ (0.02)
Dividends declared per share	$ 0.28	$ 0.26	$ 0.24