Stockholders' Equity (Details 1) - $ / shares |
3 Months Ended | 12 Months Ended |
|---|---|---|
Mar. 31, 2018 |
Dec. 31, 2017 |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Number Of Stock Options , Outstanding (Begining) | 60,000 | |
| Number Of Stock Options , Granted | 0 | |
| Number Of Stock Options , Outstanding (Endining) | 60,000 | 60,000 |
| Weighted Average Exercise Price , Outstanding (Begining) | $ 5.43 | |
| Weighted Average Exercise Price , Granted | 0 | |
| Weighted Average Exercise Price , Outstanding (Endining) | $ 5.43 | $ 5.43 |
| Weighted Average Remaining Contractual Life, Granted (in years) | 8 years 10 months 2 days | 9 years 1 month 2 days |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Gross number of share options (or share units) granted during the period. No definition available.
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- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. No definition available.
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- Definition Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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