CONSOLIDATED STATEMENT OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 2,185	$ 276
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	328	272
Gain on sale of assets	(291)	0
Equipment transferred to cost of goods sold	372	691
Share-based compensation	367	300
Net change in:
Trade accounts receivable	(2,299)	(1,592)
Inventories	(702)	(404)
Other current assets	(125)	198
Accounts payable and accrued liabilities	705	(612)
Deferred revenue	774	(17)
Other long-term liabilities	(34)	83
Deposits and other long-term assets	18	0
Net cash provided by (used in) operating activities	1,298	(805)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(815)	(1,377)
Net proceeds from sale of assets	291	0
Cash provided by (used in) investing activities	(524)	(1,377)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net proceeds from issuance of common stock, less payments for shares withheld to cover tax	(491)	(63)
Repurchase of common stock	0	(174)
Cash provided by (used in) financing activities	(491)	(237)
Increase/(decrease) in cash and cash equivalents	283	(2,419)
Effects of exchange rate changes on cash	179	(25)
Cash and cash equivalents at beginning of period	11,571	11,268
Cash and cash equivalents at end of period	12,033	8,824
Supplemental disclosure of cash flow information:
Cash paid during the period for: Income Taxes	$ 48	$ 6