CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 9,842	$ 6,261
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,719	1,990
Operating Right Of Use Lease Liabilities Net	2,201	1,942
Provision for inventory losses	638	506
Provision for doubtful accounts	246	208
(Gain) loss on disposal of assets	36	(5)
Stock-based compensation expense	260	334
Deferred income taxes	(1,728)	(280)
Changes in operating assets and liabilities:
Accounts receivable	(150)	561
Income tax receivable	666	(788)
Inventories	169	(2,664)
Prepaid expenses and other current assets	144	(738)
Deferred commissions	486	(1,139)
Other Assets	(26)	(585)
Accounts payable	(828)	1,271
Accrued expenses and other long-term liabilities	(1,663)	(2,383)
Taxes payable	754	(787)
Commissions and incentives payable	(1,387)	1,270
Deferred revenue	(605)	1,056
Net cash provided by operating activities	10,774	6,030
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property and equipment	(650)	(949)
Proceeds from sale of assets	0	2
Net Cash Provided by (Used in) Investing Activities	(650)	(947)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from stock options exercised	545	0
Repurchase of common stock	(5,052)	(5,933)
Payment of cash dividends	(4,347)	(3,358)
Repayment of finance lease obligations and other financing obligations	(435)	(628)
Net Cash Provided by (Used in) Financing Activities	(9,289)	(9,919)
Effect of currency exchange rate changes on cash and cash equivalents and restricted cash	(2,700)	1,333
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	(1,865)	(3,503)
Cash and cash equivalents and restricted cash at the end of the year	24,185	22,207
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Income taxes paid, net	137	989
Interest paid on finance leases	31	71
Assets acquired through financing arrangements under ASC 840	0	709
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	25,632	27,497
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	70	3,189
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability	0	47
Treasury shares exchanged for stock options exercised	105	315
Proceeds from Other Debt	0	2,244
Repayments of Other Debt	$ 0	$ (2,244)