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Fair value assumptions, measurement input, term.

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Payment of dividend.

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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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The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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The price per share of the conversion feature embedded in the debt instrument.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cost to be recognized for option under share-based payment arrangement.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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

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The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share.

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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.

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

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The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

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No definition available.

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Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

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Amount of noncash expense for share-based payment arrangement.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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Date the equity-based award expires, in CCYY-MM-DD format.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Number of shares purchased for issuance under share-based payment arrangement.

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Description of terms of award under share-based payment arrangement.

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Number of shares for which recognition of cost was accelerated for award under share-based payment arrangement.

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Percentage of vesting of award under share-based payment arrangement.

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Per share or per unit amount of equity securities issued.

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Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement.

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Shareholders' Equity (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended			12 Months Ended
	Oct. 31, 2019	Sep. 30, 2019	Jun. 30, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2013
Sale of stock common, shares			346,000
Common stock at purchase price per share			$ 4.50
Proceeds from offering expenses			$ 1,375		$ 1,375
Share based compensation				$ 206	$ 443
Weighted average grant-date fair value per share price				$ 2.49	$ 3.90
Unamortized compensation expense				$ 8
Unamortized compensation expense remaining service period				10 months 25 days
Equity percentage				51.00%
Restricted stock units vested and settled				38,000	13,000
Common stock issued, withholding taxes				26,000	9,000
Preferred stock series A, shares authorized				156,000	156,000
Preferred stock series A, shares issued				156,000	156,000
Preferred stock series A, shares outstanding				156,000	156,000
Number of shares converted
Restricted Stock Units (RSUs) [Member]
Weighted average grant-date fair value per share price				$ 3.35	$ 5.13
Restricted stock units awarded				77,000	74,000
Restricted Stock Units [Member]
Weighted average grant-date fair value per share price				$ 3.35	$ 5.13
Restricted stock units awarded				30,000
Restricted Stock Units [Member] \| Six Month Anniversary [Member]
Number of restricted stock vesting, percentage				16.67%
Restricted Stock Units [Member] \| Former Chief Executive Officer [Member]
Accelerate restricted stock units outstanding	5,000	5,000		10,000
Warrants [Member]
Warrants issued to purchase number of common stock						72,000
Fair value of the warrants						$ 1,379
Warrants [Member] \| Risk Free Interest Rate [Member]
Fair value assumptions, measurement input, percentages						1.06%
Warrants [Member] \| Dividend Yield [Member]
Fair value assumptions, measurement input, percentages						0.00%
Warrants [Member] \| Expected Volatility [Member]
Fair value assumptions, measurement input, percentages						80.25%
Warrants [Member] \| Expected Term [Member]
Fair value assumptions, measurement input, term						5 years
Series A Cumulative Convertible Preferred Stock [Member]
Preferred stock series A, shares authorized				156,000	156,000
Preferred stock series A, shares issued				156,000	156,000
Preferred stock series A, shares outstanding				156,000	156,000
Share price				$ 0.10
Payment of dividend				$ 16	$ 16
Preferred Stock, Liquidation Preference Per Share				$ 1.00
Debt instrument, conversion price				$ 13.439
Number of shares converted				12,000
2019 Performance Incentive Plan [Member]
Stock option granted terms description				Stock options granted under the 2019 Plan may either be incentive stock options or nonqualified stock options, have a term of up to ten years, and are exercisable at a price per share not less than the fair market value on the date of grant.
2019 Performance Incentive Plan [Member] \| Restricted Stock Units (RSUs) [Member]
Stock option to purchase common stock				30,000
2019 Performance Incentive Plan [Member] \| Common Stock [Member]
Stock option to purchase common stock				2,000
2019 Performance Incentive Plan [Member] \| Maximum [Member]
Number of option available for grants				240,000
2010 Performance Incentive Plan [Member] \| Common Stock [Member]
Stock option to purchase common stock				55,000
2010 Performance Incentive Plan [Member] \| Restricted Stock Units [Member]
Stock option to purchase common stock				27,000
2014 Inducement Plan [Member] \| New Employee [Member]
Share-based awards, expiration date				Sep. 30, 2024
2014 Inducement Plan [Member] \| Common Stock [Member]
Stock option to purchase common stock				85,000
2014 Inducement Plan [Member] \| Maximum [Member] \| New Employee [Member]
Number of option available for grants				85,000