CONSOLIDATED STATEMENTS OF CASH FLOW - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Operating activities:
Net income	$ 2,078	$ 687
Adjustments to reconcile net income to net cash provided (used for) by operating activities:
Depreciation	218	300
Amortization	362	90
Stock-based compensation	301	247
Deferred income tax expense (benefit)	20	(39)
Loss (gain) on disposal of assets	2	17
Changes in operating assets and liabilities:
Accounts receivable, net	(328)	52
Inventories	(194)	507
Prepaid expenses and other current assets	26	165
Accounts payable	280	(1,263)
Accrued expenses and other current liabilities	185	(316)
Net cash provided by operating activities	2,950	447
Investing activities:
Capitalized software development costs	(1,052)	(1,675)
Purchases of property and equipment	(300)	(163)
Net cash used for continuing investing activities	(1,352)	(1,838)
Net cash provided by discontinued investing activities	0	420
Net cash used for investing activities	(1,352)	(1,418)
Financing activities:
Stock for tax withholding	0	(17)
Net cash used for financing activities	0	(17)
Effect of exchange rate changes on cash	45	(113)
Increase (decrease) in cash and cash equivalents	1,643	(1,101)
Cash and cash equivalents at beginning of period	1,547	2,648
Cash and cash equivalents at end of period	3,190	1,547
Non-Cash investing and financing activities:
Purchase of property and equipment in accounts payable	$ 27	$ 0