Statements of Stockholders’ Equity (Unaudited) - 3 months ended Mar. 31, 2017 - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]
Beginning Balance at Dec. 31, 2016	$ 14,960	$ 12	$ 19,623	$ (4,675)
Beginning Balance (in shares) at Dec. 31, 2016		12,164,852
Issued for cash - sale of units at $1.35 per unit, net of stock issuance costs of $550	317	$ 4	313	0
Issued for cash - sale of units at $1.35 per unit, net of stock issuance costs of $550 (in shares)		3,710,000
Warrants exercised	805	$ 1	804	0
Warrants exercised (in shares)		596,300
Stock based compensation	110		110	0
Issued for convertible debt	190	$ 1	189	0
Issued for convertible debt (in shares)		1,206,543
Issued for settlement of service	89	$ 0	89	0
Issued for settlement of service (in shares)		79,167
Net loss	(329)			(329)
Ending Balances at Mar. 31, 2017	$ 16,142	$ 18	$ 21,128	$ (5,004)
Endind Balances (in shares) at Mar. 31, 2017		17,756,862