CONSOLIDATED STATEMENTS OF CASH FLOWS - (UNAUDITED) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 1,929	$ 545
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization expense	1,379	1,427
Provision for inventory losses	424	208
Provision for doubtful accounts	253	516
Loss on disposal of assets	1	415
Stock-based compensation expense	444	474
Deferred income taxes	(853)	(401)
Changes in operating assets and liabilities:
Accounts receivable	(339)	(213)
Income tax receivable	(1,169)	(11)
Inventories	1,161	(903)
Prepaid expenses and other current assets	1,040	306
Other assets	550	(183)
Deferred commissions	(516)	(171)
Accounts payable	802	2,457
Accrued expenses and other liabilities	(272)	(1,771)
Taxes payable	1,804	(376)
Commissions and incentives payable	1,853	4,184
Deferred revenue	508	664
Change in restricted cash	(25)	(17)
Net cash provided by operating activities	8,974	7,150
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property and equipment	(1,076)	(1,676)
Proceeds from sale of assets	1	0
Net cash used in investing activities	(1,075)	(1,676)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from stock options exercised	83	40
Repurchase of common stock	(145)	(159)
Payment of cash dividends	(1,015)	(336)
Repayment of capital lease obligations	(1,182)	(1,136)
Net cash used in financing activities	(2,259)	(1,591)
Effect of currency exchange rate changes on cash and cash equivalents	1,046	2,434
Net increase in cash and cash equivalents	6,686	6,317
Cash and cash equivalents at the beginning of the period	28,687	31,994
Cash and cash equivalents at the end of the period	35,373	38,311
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Income taxes paid	1,625	1,830
Interest paid on capital leases and financing arrangements	54	90
Assets acquired through financing arrangements	$ 130	$ 529