| Debt (Tables) | 9 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||
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| Sep. 30, 2017 | |||||||||||||||||||||||||||||||||||||||||||||||||
| Debt Disclosure [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||
| Schedule of Debt [Table Text Block] | 
As of September 30, 2017, the carrying amount of the Company's long-term debt consists of the following:
 
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- References No definition available. 
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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. No definition available. 
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