Condensed Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 29, 2012	Jul. 01, 2011	Jun. 29, 2012	Jul. 01, 2011
Net sales	$ 405,480	$ 385,086	$ 794,202	$ 762,909
Cost of sales	290,151	278,566	572,805	551,760
Gross profit	115,329	106,520	221,397	211,149
Selling, general and administrative expenses	86,838	82,407	175,750	162,475
Net (gain)/loss on sale of assets	(8)	34	(32)	36
Operating income	28,499	24,079	45,679	48,638
Interest expense, net	2,831	2,821	5,710	5,891
Other (income) expense, net	84	(25)	(163)	(414)
Earnings before income taxes	25,584	21,283	40,132	43,161
Income tax expense	9,105	7,256	14,250	14,942
Net earnings	$ 16,479	$ 14,027	$ 25,882	$ 28,219
Net earnings per share:
Basic net earnings per share	$ 0.62	$ 0.53	$ 0.98	$ 1.08
Diluted net earnings per share	$ 0.62	$ 0.53	$ 0.98	$ 1.06
Average shares outstanding:
Basic	26,390	26,286	26,342	26,206
Diluted	26,534	26,673	26,498	26,514
Dividends declared per share	$ 0.16	$ 0.14	$ 0.32	$ 0.28