Stockholders' Equity (Deficit) (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands |
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1 Months Ended |
12 Months Ended |
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Mar. 17, 2017 |
Jul. 24, 2015 |
Jan. 31, 2017 |
Sep. 30, 2015 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
| Class of Stock [Line Items] |
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| Exercise price per share |
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$ 0.37
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$ 0.45
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| Stock issued during period, value, new issues |
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$ 1,066
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| Proceeds from issuance of common stock |
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$ 1,179
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| Lincoln Park Capital Fund LLC [Member] |
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| Class of Stock [Line Items] |
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| Number of common stock shares sold during the period |
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300,000
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300,000
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| Gross proceeds from issuance of private placement |
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$ 113
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| Stock issued during period, value, new issues |
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$ 10,000
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| Limited liability company description for purchase shares level |
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direct Lincoln Park, at its sole discretion and subject to certain conditions, to purchase up to 100,000 shares of common stock on any business day, provided that at least one business day has passed since the most recent purchase, increasing to up to 200,000 shares depending upon the closing sale price of the common stock
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| Limited liability company description for regular purchase |
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Regular Purchase be more than $500,000
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| Limited liability company (llc) or limited partnership (lp), members or limited partners, ownership interest |
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9.99%
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| Stock issued during period, shares, other |
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250,000
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| Fair value of stock issued as commitment fee |
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$ 163
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| Share price |
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$ 0.45
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| Proceeds from issuance of common stock |
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$ 135
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| Amortized commitment fee |
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$ 163
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| Private Placement [Member] |
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| Class of Stock [Line Items] |
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| Number of common stock shares sold during the period |
4,059,994
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| Gross proceeds from issuance of private placement |
$ 1,218
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| Warrants description |
Each unit consisted of one share of the Company’s common stock and a five-year warrant to purchase one additional share of common stock.
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| Shares issued price per share |
$ 0.30
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| Proceeds received from certain members of management and existing shareholders |
$ 315
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| Proceeds of equity issuance costs net |
152
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| Proceeds from private placement |
$ 1,066
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| Number of warrants to placement agent |
81,199
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| Exercise price per share |
$ 0.33
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