Unsecured Promissory Notes and Warrants (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
Jun. 07, 2016	Dec. 31, 2017	Dec. 31, 2016
Number of warrants issued to purchase of shares of common stock		333,332	906
Exercise price per share		$ 0.37	$ 0.45
Legal fees	$ 9
Amortization of debt discount		$ 116	$ 53
Interest expense		302	172
Warrants [Member]
Legal fees	4
Lambda [Member]
Interest expense related party		33	19
Entities Controlled by Member of Management [Member] \| Lambda Investors, LLC [Member]
Due to related party		30
Entities Controlled by Member of Management [Member] \| Lambda [Member]
Interest expense related party		3	2
Majority Shareholder [Member]
Due to related party		300
Note Holders [Member]
Interest expense		133	77
Interest paid		195
Accrued expenses		14
Note and Warrant Purchase Agreement [Member]
Gross proceeds from unsecured promissory notes and warrants	$ 1,187
Percentage of accrues interest rate per annum	11.00%
Note repayable date	Jun. 07, 2019
Legal fees	$ 13
Proceeds from warrant agreement	1,187
Proceeds from warrants	393
Unsecured promissory notes	$ 794
Amortization of debt discount		$ 116	$ 53
Note and Warrant Purchase Agreement [Member] \| Investors [Member]
Number of warrants issued to purchase of shares of common stock	2,400,000
Exercise price per share	$ 0.30
Warrants exercisable term	5 years

Proceeds from warrant agreement.

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Warrants exercisable term.

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Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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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 the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer).

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Amount of the cost of borrowed funds accounted for as interest expense.

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Amount of interest expense incurred on a debt or other obligation to related party.

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Amount of cash paid for interest. Includes, but is not limited to, payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.

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Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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The amount of expense provided in the period for legal costs incurred on or before the balance sheet date pertaining to resolved, pending or threatened litigation, including arbitration and mediation proceedings.

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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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The cash inflow from borrowings supported by a written promise to pay an obligation that is uncollateralized (where debt is not backed by the pledge of collateral).

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Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer).

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