Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Operating activities:
Net income (loss)	$ 197	$ (292)
Adjustments to reconcile net income (loss) to net cash provided by (used for) operating activities:
Depreciation	65	75
Software amortization	90	0
Stock-based compensation	65	59
Changes in operating assets and liabilities:
Accounts receivable, net	199	544
Inventories	(83)	272
Prepaid expenses and other current assets	(10)	(36)
Accounts payable	297	(705)
Accrued expenses and other current liabilities	(126)	(534)
Net cash provided by (used for) operating activities	694	(617)
Investing activities:
Capitalized software development costs	(95)	(601)
Purchases of property and equipment	(33)	(24)
Net cash used for investing activities	(128)	(625)
Effect of exchange rate changes on cash	7	(3)
Increase (decrease) in cash and cash equivalents	573	(1,245)
Cash and cash equivalents at beginning of period	1,547	2,648
Cash and cash equivalents at end of period	2,120	1,403
Non-Cash investing and financing activities:
Purchase of Property and Equipment in accounts payable	11	0
Capitalization of software development costs in accounts payable	$ 79	$ 0