Significant Accounting Policies (Details) - shares  | 
3 Months Ended | |
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Mar. 31, 2018  | 
Mar. 31, 2017  | 
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| Total potential dilutive effect shares outstanding | 984,999 | 524,999 | 
| Restricted stock units/awards | ||
| Total potential dilutive effect shares outstanding | 714,999 | 274,999 | 
| Preferred shares | ||
| Total potential dilutive effect shares outstanding | 250,000 | 250,000 | 
| Options | ||
| Total potential dilutive effect shares outstanding | 20,000 | 0 | 
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- Definition The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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