| Summary of Significant Accounting Policies (Tables) | 12 Months Ended | ||||||
|---|---|---|---|---|---|---|---|
| Dec. 31, 2017 | |||||||
| Accounting Policies [Abstract] | |||||||
| Schedule of Estimated Useful Lives of Asset | Following are the estimated useful lives for the various classifications of assets: 
 
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| X | ||||||||||
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- Definition Schedule Of Estimated Useful Lives Of Asset [Table Text Block] No definition available. 
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| X | ||||||||||
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- References No definition available. 
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