CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS (USD $) In Thousands, except Share data	3 Months Ended		6 Months Ended
	Jul. 01, 2011	Jun. 25, 2010	Jul. 01, 2011	Jun. 25, 2010
Net sales	$ 317,679	$ 270,154	$ 615,096	$ 515,372
Cost of sales	201,545	168,587	388,021	318,658
Gross profit	116,134	101,567	227,075	196,714
Operating Expenses:
Selling, general and administrative expenses	88,252	77,470	176,339	154,699
Depreciation and amortization	5,853	4,935	11,605	9,686
Total operating expenses	94,105	82,405	187,944	164,385
Operating income	22,029	19,162	39,131	32,329
Interest expense	(6,093)	(4,366)	(12,189)	(8,719)
Interest and other income	382	301	789	725
Income before income taxes	16,318	15,097	27,731	24,335
Income taxes	6,462	6,006	10,992	9,674
Net income	$ 9,856	$ 9,091	$ 16,739	$ 14,661
Earnings Per Share:
Basic (in dollars per share)	$ 0.29	$ 0.28	$ 0.50	$ 0.45
Diluted (in dollars per share)	$ 0.29	$ 0.27	$ 0.49	$ 0.44
Weighted-Average Shares Outstanding:
Basic (in shares)	33,451,011	33,036,531	33,404,735	32,855,343
Diluted (in shares)	34,119,482	33,888,918	34,139,992	33,629,770