| Significant Accounting Policies (Tables) | 12 Months Ended | |||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec. 31, 2017 | ||||||||||||||||||||||||||||
| Significant Accounting Policies [Abstract] | ||||||||||||||||||||||||||||
| Schedule of straight-line method to allocate their cost over their estimated useful lives | 
 
 
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| X | ||||||||||
| 
- Definition The disclosure of detailed information about depreciation rates useful life of property, plant and equipment. No definition available. 
 | 
| X | ||||||||||
| 
- References No definition available. 
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