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Stock-Based Compensation (Details Textual) - USD ($) $ / shares in Units, $ in Thousands |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Nov. 11, 2016 | Oct. 31, 2014 | Dec. 31, 2017 | Dec. 31, 2016
Stock-Based Compensation (Textual) |  |  |  |
Options outstanding | 425,000 |  | 7,190,500 | 7,490,499
Stock option expense recognize period |  |  | 1 year 7 months 6 days |
Options granted over period | 10 years |  |  |
Pre-vesting forfeiture rate |  |  | 10.00% |
Options vest over period | 4 years |  |  |
Unrecognized compensation expense |  |  | $ 554 |
Exercise price | $ 0.18 |  |  |
Fair value of options on grant date | $ 0.09 |  |  |
2006 Equity Incentive Plan [Member] |  |  |  |
Stock-Based Compensation (Textual) |  |  |  |
Shares reserved for company's employees |  |  | 1,720,000 |
Options outstanding |  |  | 365,500 | 365,500
2006 Non-Employee Director Stock Option Plan [Member] |  |  |  |
Stock-Based Compensation (Textual) |  |  |  |
Shares reserved for company's employees |  |  | 700,000 |
2014 Stock Incentive Plan [Member] |  |  |  |
Stock-Based Compensation (Textual) |  |  |  |
Shares reserved for company's employees |  | 7,390,355 |  |

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- Definition Share Based Compensation Arrangement by Share Based Payment Award pre-vesting forfeiture rate . + References No definition available. + Details
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- Definition Unrecognized cost of unvested share-based compensation awards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for fully vested and expected to vest exercisable or convertible options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(2) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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