Stock Based Compensation (Details 3) - 2016 Restricted Stock Unit Plan [Member] - shares  | 
3 Months Ended | 12 Months Ended | 
|---|---|---|
Dec. 31, 2017  | 
Oct. 01, 2017  | 
|
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Non-vested Shares Subject to Options [Roll Forward] | ||
| Non-vested outstanding at beginning | 182,000 | 200,000 | 
| Shares granted | 50,000 | |
| Vested | (68,000) | |
| Non-vested outstanding at ending | 182,000 | 182,000 | 
| X | ||||||||||
- Definition Gross number of share options (or share units) granted during the period. No definition available. 
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| X | ||||||||||
- Definition Number of non-vested options outstanding. No definition available. 
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| X | ||||||||||
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available. 
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| X | ||||||||||
- Definition Number of options vested. No definition available. 
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| X | ||||||||||
- Details 
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