Loss Per Share (Details Textual)
|12 Months Ended|
Dec. 31, 2017
|Loss Per Share Details Textual|
|Total number of shares subject to outstanding warrants||1,921,743|
The number of dilutive potential ordinary shares that relate to the assumed conversion of the entity's convertible instruments.
Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef