Quarterly report pursuant to Section 13 or 15(d)

Cover
- Document and Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Basis of Presentation and Significant Accounting Policies (Policies)
Notes Tables
Notes Details

Common Stock (Details Narrative)

v3.19.2

Common Stock (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands				1 Months Ended	3 Months Ended				6 Months Ended
	Mar. 13, 2019	May 14, 2018	May 03, 2018	Jan. 31, 2019	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2018	Mar. 31, 2018	Jun. 30, 2019	Jun. 30, 2018	Jun. 28, 2019	Dec. 31, 2018
Common stock authorized					100,000,000				100,000,000			100,000,000
Common stock par value					$ 0.001				$ 0.001			$ 0.001
Common stock issued					31,621,000				31,621,000			29,938,000
Common stock outstanding					31,621,000				31,621,000			29,938,000
Common stock, voting rights									The holders of common stock are entitled to one vote for each share of common stock held.
Proceeds from issuance of common stock									$ 3,928	$ 7,684
Number of common stock sold
Common stock price per share											$ 2.35
Options to purchase exercised shares of common stock
Sale of stock, gross proceeds						$ 3,928	$ 7,684
Distribution Agreement [Member]
Number of common stock sold				80,000
Sale of stock, gross proceeds				$ 344
Private Placement [Member]
Stock issued during period private placement, shares	1,602,283
Gross proceeds of private placement	$ 4,182
Net proceeds of private placement	$ 3,584
Underwriter [Member]
Proceeds from issuance of common stock			$ 8,428
Proceeds from issuance of public offering			$ 7,684
Number of common stock sold			4,210,527
Common stock price per share			$ 1.767
Sale of stock price per share			$ 1.90
Warrants to purchase common stock			84,211
Warrants price per share			$ 2.09
Warrant term description			Over a four year period beginning October 27, 2018.
Options to purchase exercised shares of common stock		225,000

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