CONSOLIDATED STATEMENT OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2018	Sep. 30, 2017
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 958	$ 3,913
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	736	634
Gain on sale of assets	(4)	(363)
Equipment transferred to cost of goods sold	365	725
Share-based compensation	932	540
Net change in:
Trade accounts receivable	905	(192)
Inventories	(521)	(766)
Other current assets	(54)	(33)
Accounts payable and accrued liabilities	(1,211)	1,497
Deferred revenue	(36)	(485)
Other long-term liabilities	(55)	(52)
Deposits and other long-term assets	(175)	18
Net cash provided by (used in) operating activities	1,840	5,436
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(668)	(1,642)
Net proceeds from sale of assets	4	363
Cash provided by (used in) investing activities	(664)	(1,279)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net proceeds from issuance of common stock, less payments for shares withheld to cover tax	(429)	(895)
Cash provided by (used in) financing activities	(429)	(895)
Increase (decrease) in cash and cash equivalents	747	3,262
Effects of exchange rate changes on cash	(386)	331
Cash and cash equivalents at beginning of period	18,541	11,571
Cash and cash equivalents at end of period	18,902	15,164
Supplemental disclosure of cash flow information:
Cash paid during the period for: Income Taxes	$ 118	$ 82

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