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Loss Per Share (Tables)
 9 Months Ended
Sep. 30, 2015
Loss Per Share [Abstract]  
ScheduleOfDilutiveSecuritiesExcludedFromComputationOfEarningsPerShare [Table Text Block]
At September 30, 2015 and 2014, the Company excluded the following potentially dilutive securities:
 
September 30
 
2015
 
2014
Stock Options
6,611,480

 
4,459,923

Warrants
3,516,452

 
3,555,956

Restricted Shares
113,579

 
233,982