Significant Accounting Policies (Tables)
|3 Months Ended|
Mar. 31, 2017
|Accounting Policies [Abstract]|
|Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]||
These warrants, which expire on various dates through July 20, 2023, were still outstanding at March 31, 2017.
Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.
Reference 1: http://www.xbrl.org/2003/role/presentationRef