Income Taxes (Details 3) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
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| Income Taxes [Abstract] | ||
| Unrecognized tax benefits - January 1 | $ 1,636 | $ 1,717 |
| Gross increases - tax positions in prior period | 21 | |
| Gross decreases - tax positions in prior period | (81) | |
| Unrecognized tax benefits - December 31 | $ 1,657 | $ 1,636 |
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- References No definition available.
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- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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