CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities:
Net income	$ (5,630)	$ 516
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities:
Share-based compensation expense	876	692
Depreciation and amortization	1,342	1,371
Deferred income taxes	(367)	(294)
Provision for doubtful accounts	(1)	16
Foreign currency transaction losses	(58)	18
Changes in operating assets and liabilities:
Accounts receivable	2,976	1,589
Inventories	876	796
Prepaid income taxes	(2,226)	577
Other current and long term assets	(198)	(333)
Accounts payable	(1,276)	(517)
Accrued liabilities and other liabilities	176	415
Net cash (used in) provided by operating activities	(3,510)	4,846
Cash flows from investing activities:
Capital expenditures	(744)	(1,062)
Additions to capitalized software	0	(304)
Issuance of note receivable	(600)	(1,000)
Net cash used in investing activities	(1,344)	(2,366)
Cash flows from financing activities:
Revolving credit line borrowings	2,756	0
Revolving credit line payments	(2,756)	0
Proceeds from stock option exercises	375	0
Payment of dividends on common stock	0	(2,683)
Withholding taxes paid on stock issuances	(41)	(214)
Proceeds from Issuance of Common Stock	9,798	0
Payments of Stock Issuance Costs	(1,061)	0
Payment of bank financing costs	(213)	0
Proceeds from Issuance of Other Long-term Debt	2,173	0
Net cash used in financing activities	11,031	(2,897)
Effect of exchange rate changes on cash and cash equivalents	(21)	(71)
Increase (decrease) in cash and cash equivalents	6,156	(488)
Cash and cash equivalents, beginning of period	4,203	4,691
Cash and cash equivalents, end of period	10,359	4,203
Supplemental cash flow information:
Interest paid	64	30
Income taxes paid	46	65
Non-cash capital expenditure items	$ 25	$ 17