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Percentage of common stock issued and outstanding.

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Refers to carrying amount of warrant liability as on balance sheet date.

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Amount, after tax, of expense for award under share-based payment arrangement.

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Exercise price per share or per unit of warrants or rights outstanding.

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Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares.

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Aggregate number of common shares reserved for future issuance.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Amount of expense (income) related to adjustment to fair value of warrant liability.

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The cash inflow associated with the amount received from entity's first offering of stock to the public.

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The cash inflow from the additional capital contribution to the entity.

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The cash inflow from issuance of rights to purchase common shares at predetermined price (usually issued together with corporate debt).

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Description of terms of share-based payment arrangement. Includes, but is not limited to, type of award or grantee and reason for issuance.

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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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Number of options outstanding, including both vested and non-vested options.

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Price of a single share of a number of saleable stocks of a company.

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No definition available.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of new stock issued during the period.

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Number of share options (or share units) exercised during the current period.

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Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Shareholders' Equity (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands			1 Months Ended					9 Months Ended	12 Months Ended
	Jan. 05, 2018	Dec. 21, 2016	May 31, 2018	Dec. 31, 2016	Jun. 30, 2012	Jun. 30, 2008	Dec. 31, 2001	Sep. 30, 2017	Dec. 31, 2018	Dec. 31, 2017
Proceeds from issuance of common stock									$ 1,666	$ (27)
Number of share issued									1,288,537
Net share price									$ 1.41
Net proceeds from offering									$ 1,800
Warrant exercise price									$ 1.13	$ 2.05
Fair value of warrants									$ 775	$ (170)
Warrant liability									$ 425	$ 1,200
Number of stock option outstanding				390,525					320,462	389,687
Stock option exercised
Stock-based compensation expense									$ 600	$ 300
Unrecognized share based compensation
Stock options granted										170,000
Employees [Member]
Stock-based compensation expense			$ 600
Employees [Member] \| Unrestricted Shares [Member]
Stock options granted			485,168
2001 Incentive Stock Option Plan [Member]
Percentage of common stock issued and outstanding							25.00%
Stock option description							Term of 10 years which expired in December 2011
2012 Equity and Performance Incentive Plan [Member]
Stock option description					The 2012 Equity Plan has a term of 10 years and expires in June 2022.
Number of stock option outstanding									292,350
2012 Equity and Performance Incentive Plan [Member] \| Employees and Directors [Member]
Number of shares reserves for future issuance					1,533,333
2008 Stock Option Plan [Member]
Percentage of common stock issued and outstanding						1.00%
Stock option description									The 2008 Director SOP and expire on various dates through September 2024
Number of stock option outstanding									28,112
Stock option term						10 years
Minimum [Member]
Warrant exercise price									$ 2.05
Maximum [Member]
Warrant exercise price									$ 1.13
Common Stock [Member]
Number of share issued									1,288,537
Stock options granted										(151,008)
Stock Options [Member]
Stock-based compensation expense									$ 100	$ 300
Unrecognized share based compensation									100
Market Offering [Member]
Offering expenses									$ 151
Registered Direct Offering [Member]
Number of share issued				1,000,000
Net share price				$ 1.50
Proceeds from warrants				$ 1,320
Registered Direct Offering [Member] \| Warrant [Member]
Warrants to purchase common stock				1,000,000
Warrant exercise price				$ 2.05
Warrant term				5 years
Fair value of warrants		$ 1,240
Registered Direct Offering [Member] \| Common Stock [Member]
Fair value of warrants				$ 80
Common Stock Sales Agreement [Member]
Proceeds from issuance of common stock	$ 2,500