CONSOLIDATED STATEMENTS OF OPERATIONS - (UNAUDITED) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
CONSOLIDATED STATEMENTS OF OPERATIONS - (UNAUDITED) [Abstract]
Net sales	$ 44,432	$ 43,049	$ 130,899	$ 131,162
Cost of sales	9,225	8,698	25,616	25,824
Gross profit	35,207	34,351	105,283	105,338
Operating expenses:
Commissions and incentives	19,640	18,658	56,362	56,280
Selling and administrative	8,497	8,640	25,669	28,240
Depreciation and amortization	474	703	1,699	4,082
Other operating costs	6,167	5,261	18,919	19,109
Total operating expenses	34,778	33,262	102,649	107,711
Income (loss) from operations	429	1,089	2,634	(2,373)
Interest income (expense)	25	6	29	(26)
Other income (expense), net	(275)	455	(1,278)	542
Income (loss) before income taxes	179	1,550	1,385	(1,857)
(Provision for) benefit from income taxes	(980)	663	(758)	215
Net income (loss)	$ (801)	$ 2,213	$ 627	$ (1,642)
Income (loss) per share:
Basic (in dollars per share)	$ (0.30)	$ 0.84	$ 0.24	$ (0.62)
Diluted (in dollars per share)	$ (0.30)	$ 0.83	$ 0.23	$ (0.62)
Weighted-average common shares outstanding:
Basic (in shares)	2,650	2,648	2,649	2,648
Diluted (in shares)	2,650	2,681	2,717	2,648