Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Jan. 01, 2011	Jan. 02, 2010
Income Statement [Abstract]
Net revenues	$ 643,443	$ 622,802	$ 588,416
Cost of goods sold	458,444	447,161	427,501
Gross profit	184,999	175,641	160,915
Selling, general and administrative expense	162,860	160,838	152,303
Restructuring costs (recoveries) (Note 3)	(50)	(261)	(1,746)
Impairment of long-lived assets (Note 1)	50	180	13
Income from operations	22,139	14,884	10,345
Interest expense	918	637	806
Income before taxes	21,221	14,247	9,539
Provision (benefit) for income taxes	(8,441)	1,020	(2,837)
Net income	$ 29,662	$ 13,227	$ 12,376
Net income per common and common equivalent share:
Basic	$ 1.30	$ 0.59	$ 0.56
Diluted	$ 1.27	$ 0.57	$ 0.55
Weighted average common and common equivalent shares outstanding:
Basic	22,762	22,492	22,215
Diluted	23,286	23,014	22,347