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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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- Definition

Specific terms relevant to convertibility. Includes class of preferred stock and number of shares convertible into, exercise (or conversion) price or rates, dates relevant to conversion timing and events relevant to conversion. Describe also any beneficial conversion features. where convertible preferred stock with a nondetachable conversion feature is in-the-money at commitment date. For contingently convertible preferred stock, discuss the circumstances of the contingency, including the events or changes in circumstance that would cause the contingency to be met and any of the significant features necessary to understand the conversion rights and the timing of those rights. Include also an events or changes in circumstance, if any, that could adjust or change the contingency, conversion price, or number of shares, including significant terms of those changes.

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Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

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The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.

+ References

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Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.

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Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.

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Description of voting rights of nonredeemable preferred stock. Includes eligibility to vote and votes per share owned. Include also, if any, unusual voting rights.

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The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

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Gross number of share options (or share units) granted during the period.

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No definition available.

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Per share or per unit amount of equity securities issued.

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No definition available.

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Number of new stock issued during the period.

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Stockholders' Equity and Redeemable Convertible Preferred Stock (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands				1 Months Ended	3 Months Ended
	Mar. 19, 2018	Feb. 16, 2018	Nov. 22, 2013	Sep. 30, 2013	Mar. 31, 2018	Mar. 31, 2017	Dec. 31, 2017	Nov. 20, 2013	Feb. 04, 2013
Allocated stock based compensation					$ 100	$ 4
Three Directors [Member] \| Restricted Stock Units [Member]
Fair value of stock options granted		$ 27
Number of options granted		20,000
2014 Equity Incentive Plan [Member] \| Three Directors [Member]
Fair value of stock options granted					$ 200
Number of options granted					150,000
IPO [Member]
Number of shares issued	2,222,222
Net proceeds form offering	$ 3,000
Shares price (in dollars per share)	$ 1.35
Series D Preferred Stock [Member]
Preferred stock issued					4,725		4,725
Preferred stock outstanding					4,725		4,725
Series D-1 Convertible Preferred Stock [Member]
Number of preferred stock authorized								1,379,685
Preferred stock, par value (in dollars per share)			$ 0.0001
Description of stock conversion terms			Convertible into ten- nineteenths of a share of Common Stock.
Description of prefered stock voting rights			Each holder of Series D-1 Preferred Stock shall be entitled to vote on all matters submitted to the Company’s stockholders and shall be entitled to such number of votes equal to the number of shares of Common Stock such shares of Series D-1 Preferred Stock are convertible into at such time, taking into account the beneficial ownership limitations set forth in the governing Certificate of Designation.
Preferred stock issued					834		834
Preferred stock outstanding					834		834
North South Patent Portfolio Acquired 9/10/13 [Member] \| Series D Preferred Stock [Member]
Number of preferred stock authorized									1,488,152
Number of shares issued				1,379,685
Description of stock conversion terms				Convertible into ten-nineteenths of a share of Common Stock.