Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Summary Of Share-Based Transactions ) (Details)

v3.10.0.1
Stock-Based Compensation (Summary Of Share-Based Transactions ) (Details) - Stock Option [Member] - USD ($)
9 Months Ended 12 Months Ended
Sep. 30, 2018
Dec. 31, 2017
Number of Options, Oustanding 1,814,231  
Number of Options, Granted 860,307  
Number of Options, Exercised  
Number of Options, Expired (25,000)  
Number of Options, Cancelled (50,500)  
Number of Options, Oustanding 2,599,038 1,814,231
Weighted Average Exercise Price, Outstanding $ 5.33  
Weighted Average Exercise Price, Granted 1.96  
Weighted Average Exercise Price, Exercised  
Weighted average exercise price, Expired 21.78  
Weighted Average Exercise Price, Cancelled 5.16  
Weighted Average Exercise Price, Outstanding $ 4.06 $ 5.33
Weighted Average Remaining Contractual Term, Outstanding 7 years 6 months 7 years 1 month 6 days
Aggregate Intrinsic Value, Outstanding $ 50,870 $ 53,883
Number of Options, Exercisable 1,345,721  
Weighted Average Exercise Price, Exercisable $ 5.71  
Weighted Average Remaining Contractual Term, Exercisable 6 years 1 month 6 days  
Aggregate Intrinsic Value, Exercisable