CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 3,174	$ (1,388)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	2,120	4,755
Provision for inventory losses	1,229	1,766
Provision for doubtful accounts	178	8
Loss on disposal of assets	52	102
Stock-based compensation expense	173	209
Deferred income taxes	(1,995)	583
Tax shortfall from expiration of stock options	(84)	0
Changes in operating assets and liabilities:
Accounts receivable	(291)	(40)
Income tax receivable	880	4
Inventories	10	1,065
Prepaid expenses and other current assets	433	610
Other assets	(496)	(144)
Deferred commissions	(2,126)	92
Accounts payable	883	(646)
Accrued expenses and other liabilities	(373)	(7,314)
Taxes payable	(2,054)	508
Commissions and incentives payable	2,441	(1,278)
Deferred revenue	4,860	(84)
Change in restricted cash	(452)	(336)
Net cash provided by (used in) operating activities	8,562	(1,528)
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property and equipment	(602)	(379)
Proceeds from sales of assets	1	111
Net cash used in investing activities	(601)	(268)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from stock options exercised	22	0
Repurchase of fractional shares from reverse stock split	0	(3)
Repayment of capital lease obligations	(1,576)	(1,074)
Net cash used in financing activities	(1,554)	(1,077)
Effect of currency exchange rate changes on cash and cash equivalents	(389)	(807)
Net increase (decrease) in cash and cash equivalents	6,018	(3,680)
Cash and cash equivalents at the beginning of the year	14,377	18,057
Cash and cash equivalents at the end of the year	20,395	14,377
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Income taxes paid, net	2,234	876
Interest paid on capital leases	137	171
Summary of non-cash investing and financing activities:
Assets acquired through capital lease	1,044	57
Note receivable, net relating to sale of property and equipment	$ 195	$ 237