Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Narrative) (Details)

v3.8.0.1
Stock-Based Compensation (Narrative) (Details) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Jun. 26, 2015
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Aggregate fair value of stock options   $ 1,060,800   $ 1,060,800    
Chief Executive Officer [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock options granted       210,000    
Chief Financial Officer [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock options granted       30,000    
Warrants [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Period over which compensation expense will be recognized       3 years 7 months 6 days   4 years 3 months 19 days
Warrants outstanding   170,314   170,314    
Exercise price of warrants   $ 32.44   $ 32.44    
Outstanding intrinsic value   $ 0   $ 0    
Restricted Stock [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Restricted stock granted       15,544    
Exercise price of restricted stock granted       $ 7.72    
Restricted stock expense   58,000 $ 28,000 $ 113,000 $ 83,000  
Aggregate fair value of restricted stock   120,000   120,000    
Unrecognized compensation expense   108,000   $ 108,000    
Period over which compensation expense will be recognized       7 months 6 days    
Employee Stock Option [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock options granted       240,000    
Compensation expense   88,000   $ 560,000    
Unrecognized compensation expense   501,000   $ 501,000    
Period over which compensation expense will be recognized       1 year 4 months 24 days    
Aggregate fair value of stock options        
Non-cash compensation expense   $ 88,000 $ 90,000 $ 618,000 $ 135,000  
Exercise price of options granted       $ 10.72    
Option term       10 years    
Option vesting period       2 years    
Equity Compensation Plan [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Number of shares authorized for issuance under equity incentive plan   615,000   615,000    
Increased number of shares authorized for issuance under equity incentive plan 390,000