Consolidated Statements of Income (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Consolidated Statements of Income [Abstract]
Net sales (Note 10)	$ 131,321	$ 150,542	$ 139,152
Cost of goods sold	80,085	91,413	85,062
Gross profit	51,236	59,129	54,090
Selling and administrative expenses	45,701	47,699	45,505
Operating income	5,535	11,430	8,585
Non-operating expense	(720)	(239)	(375)
Income before income taxes	4,815	11,191	8,210
Income tax provision (Note 4)	1,815	4,310	2,700
Net income	$ 3,000	$ 6,881	$ 5,510
Net income per common share:
Basic	$ 0.46	$ 1.07	$ 0.87
Diluted	$ 0.45	$ 1.04	$ 0.86
Weighted average number of common shares outstanding:
Basic	6,498,764	6,428,625	6,303,473
Diluted	6,639,199	6,590,009	6,374,936