| Discontinued Operations (Tables) | 12 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Dec. 31, 2018 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Discontinued Operations and Disposal Groups [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Schedule of Discontinued Operations Amount Recognized in Balance Sheet | The components of liabilities classified as discontinued operations relate to Commercial Services and consist of the following as of December 31, 2018 and December 31, 2017: 
 
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- Definition Schedule of Discontinued Operations Amount Recognized in Balance Sheet [Table Text Block] No definition available. 
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- References No definition available. 
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