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Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2017	Jan. 01, 2017	Jan. 03, 2016
Income Statement [Abstract]
Net sales	$ 1,009,635	$ 1,021,235	$ 1,029,098
Cost of sales	686,303	696,777	704,134
Gross profit	323,332	324,458	324,964
Selling and administrative expense	306,990	294,971	298,425
Operating income	16,342	29,487	26,539
Interest expense	1,644	1,551	1,791
Income before income taxes	14,698	27,936	24,748
Income taxes	13,594	11,050	9,451
Net income	$ 1,104	$ 16,886	$ 15,297
Earnings per share:
Basic	$ 0.05	$ 0.78	$ 0.70
Diluted	0.05	0.77	0.70
Dividends per share	$ 0.60	$ 0.525	$ 0.40
Weighted-average shares of common stock outstanding:
Basic	21,439	21,607	21,741
Diluted	21,585	21,816	21,927

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