Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Narrative) (Details)

v3.10.0.1
Stock-Based Compensation (Narrative) (Details) - USD ($)
1 Months Ended 12 Months Ended
Apr. 11, 2017
Mar. 31, 2016
Dec. 31, 2018
Dec. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Income tax benefit from share-based compensation     $ 0  
Valuation allowance on deferred tax assets     100.00%  
Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of options outstanding     3,071,721 1,814,231
Percentage of Event Occurence to Vest     100.00%  
Stock options granted     1,483,185  
Stock option exercise price     $ 1.60  
Intrinsic value of options exercised     $ 0 $ 97,872
Weighted average fair value at grant date, Vested     $ 1.04 $ 1.53
Unrecognized compensation cost     $ 1,393,837  
Weighted average vesting period, years     2 years 10 months 24 days  
Restricted Stock Units (RSUs) [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of RSUs outstanding     16,725 47,300
Unrecognized compensation cost     $ 21,774  
Weighted average vesting period, years     2 years 2 months 12 days  
The 2013 Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Options authorized for issuance     1,700,000  
Additional options authorized for issuance 1,700,000      
Shares available for issuance     573,729  
The 2013 Plan [Member] | Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of options outstanding     2,790,721  
The 2013 Plan [Member] | Restricted Stock Units (RSUs) [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of RSUs outstanding     16,725  
The 2003 Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Options authorized for issuance     0  
The 2003 Plan [Member] | Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of options outstanding     269,000  
Share-based Compensation Award, Tranche One [Member] | Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Vesting percentage     25.00%  
Share-based Compensation Award, Tranche Two [Member] | Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Vesting percentage     2.77%  
Minimum [Member] | Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Vesting period     1 year  
Maximum [Member] | Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Vesting period     3 years  
Expiration of options from grant date, years     10 years  
Exercise Price Range $1.84 to $6.18 [Member] | Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock options granted       483,260
Stock option grants fair value       $ 738,937
Exercise Price Range $1.84 to $6.18 [Member] | Minimum [Member] | Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock option exercise price       $ 1.84
Exercise Price Range $1.84 to $6.18 [Member] | Maximum [Member] | Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock option exercise price       $ 6.18
Exercise Price Range $1.09 to $2.29 [Member] | Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock options granted     1,483,185  
Stock option grants fair value     $ 1,540,866  
Exercise Price Range $1.09 to $2.29 [Member] | Minimum [Member] | Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock option exercise price     $ 1.09  
Exercise Price Range $1.09 to $2.29 [Member] | Maximum [Member] | Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock option exercise price     $ 2.29  
Third Party [Member] | The 2013 Plan [Member] | Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock options granted   12,000