CONSOLIDATED STATEMENTS OF CASH FLOWS - (UNAUDITED) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 228	$ 644
Adjustments to reconcile net income (loss) to net cash provided from (used in) operating activities:
Depreciation and amortization	386	637
Provision for inventory losses	851	143
Provision for doubtful accounts	166	16
Loss on disposal of assets	37	0
Accounting charge related to stock-based compensation expense	178	37
Deferred income taxes	209	25
Changes in operating assets and liabilities:
Accounts receivable	67	125
Income tax receivable	(6)	(9)
Inventories	(895)	1,312
Prepaid expenses and other current assets	290	358
Other assets	(1,554)	(122)
Accounts payable	346	(30)
Accrued expenses and other liabilities	220	457
Taxes payable	(390)	894
Commissions and incentives payable	(3,574)	(1,944)
Deferred revenue	3,359	(230)
Change in restricted cash	(11)	(2)
Net cash used in operating activities	(93)	2,311
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property and equipment	(123)	(79)
Net cash used in investing activities	(123)	(79)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayment of capital lease obligation	(266)	(365)
Net cash used in financing activities	(266)	(365)
Effect of currency exchange rate changes on cash and cash equivalents	262	(1,157)
Net increase (decrease) in cash and cash equivalents	(220)	710
Cash and cash equivalents at the beginning of the period	20,395	14,377
Cash and cash equivalents at the end of the period	20,175	15,087
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Income taxes paid, net	(851)	(358)
Interest paid on capital leases	$ (22)	$ (37)