Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Net sales	$ 51,262	$ 48,301
Cost of sales	27,357	26,214
Gross margin	23,905	22,087
Operating expenses:
Selling and marketing	16,066	14,865
General and administrative	4,010	4,692
Research and development	1,000	753
Total operating expenses	21,076	20,310
Operating loss	2,829	1,777
Other income (expense):
Interest income	6	1
Interest expense	78	(119)
Other	(2)	29
Total other expense, net	82	(89)
Loss from continuing operations before income taxes	2,911	1,688
Income tax (benefit) expense	264	567
Loss from continuing operations	2,647	1,121
Discontinued operation:
Loss from discontinued operation before income taxes	(123)	545
Income tax expense of discontinued operation	2	60
Loss from discontinued operation	(125)	485
Net income	$ 2,522	$ 1,606
Income per share from continuing operations:
Basic	$ 0.09	$ 0.04
Diluted	$ 0.09	$ 0.04
Loss (income) per share from discontinued operation:
Basic	$ (0.01)	$ 0.01
Diluted	$ (0.01)	$ 0.01
Net income per share:
Basic	$ 0.08	$ 0.05
Diluted	$ 0.08	$ 0.05
Weighted average shares outstanding:
Basic	30,748	30,744
Diluted	30,839	30,760