XML 70 R57.htm IDEA: XBRL DOCUMENT v3.7.0.1
STOCK OPTIONS - Additional details (Details) - USD ($)
 12 Months Ended
Dec. 27, 2016
Sep. 09, 2016
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]            
Share-based compensation expense     $ 387,726 $ 0 $ 0  
Total intrinsic value of options exercised     1,414,892 $ 856,269 $ 1,157,615  
Aggregate intrinsic value of options outstanding and exercisable     71,712      
Assumed dividends     0      
Unrecognized stock-based compensation expense     $ 684,794      
Non-qualified stock option            
Fair value assumptions            
Number of common stock issued on exercise of stock options (in shares)     1,046,580 272,477 418,195  
Stock options            
Fair value assumptions            
Risk-free rate (as a percent)   1.51%        
Expected life   7 years 1 month 6 days        
Director, officer, and employee | Non-qualified stock option            
Stock Options Outstanding            
Shares terminated     10,970 1,690 15,700  
Exercise price (in dollars per share)     $ 1.52 $ 0.94 $ 0.95 $ 0.95
Fair value assumptions            
Number of common stock issued on exercise of stock options (in shares)     1,046,580 259,977 418,195  
Director, officer, and employee | Non-qualified stock option | Exercise Price Dollars 1.30            
Stock Options Outstanding            
Exercise price (in dollars per share)     $ 1.30      
Shares Outstanding     478,416      
Weighted Average Remaining Contractual Life     1 year 10 months 17 days      
Shares Exercisable     478,416      
Director, officer, and employee | Non-qualified stock option | Exercise Price Dollars 1.46            
Stock Options Outstanding            
Exercise price (in dollars per share)     $ 1.46      
Shares Outstanding     50,000      
Weighted Average Remaining Contractual Life     6 years 4 months 13 days      
Shares Exercisable     50,000      
Director, officer, and employee | Non-qualified stock option | Exercise Price Dollars 0.81            
Stock Options Outstanding            
Exercise price (in dollars per share)     $ 0.81      
Shares Outstanding     540,103      
Weighted Average Remaining Contractual Life     2 years 6 months 15 days      
Shares Exercisable     540,103      
Director, officer, and employee | Non-qualified stock option | Exercise Price Dollars 1.05            
Stock Options Outstanding            
Exercise price (in dollars per share)     $ 1.05      
Shares Outstanding     250,000      
Weighted Average Remaining Contractual Life     9 years 11 months 27 days      
Shares Exercisable     150,000      
Director, officer, and employee | Non-qualified stock option | Exercise Price Dollars 2.75            
Stock Options Outstanding            
Exercise price (in dollars per share)     $ 2.75      
Shares Outstanding     499,400      
Weighted Average Remaining Contractual Life     9 years 8 months 12 days      
Thomas J. Shaw | Stock options            
Stock Options Outstanding            
Shares terminated 3,000,000          
Employees | Non-qualified stock option            
Stock Options Outstanding            
Options issued (in shares)       0 0  
Employees | September 2016 grant | Non-qualified stock option            
Fair value assumptions            
Number of common stock issued on exercise of stock options (in shares)     500,400      
Weighted average fair value of options granted during period (in dollars per share)     $ 1.783      
Annualized standard deviation (as a percent)     67.10%      
Risk-free rate (as a percent)     1.51%      
Expected life     7 years 1 month 6 days      
Employees | December 2016 grant | Non-qualified stock option            
Fair value assumptions            
Number of common stock issued on exercise of stock options (in shares)     100,000      
Weighted average fair value of options granted during period (in dollars per share)     $ 0.728      
Annualized standard deviation (as a percent)     72.50%      
Risk-free rate (as a percent)     2.37%      
Expected life     7 years 1 month 6 days      
Non-employee directors | Non-qualified stock option            
Stock Options Outstanding            
Options issued (in shares)       0 0  
Fair value assumptions            
Weighted average fair value of options granted during period (in dollars per share)     $ 0.728      
Annualized standard deviation (as a percent)     72.50%      
Risk-free rate (as a percent)     2.37%      
Expected life     7 years 1 month 6 days      
Non Employees | Non-qualified stock option            
Stock Options Outstanding            
Exercise price (in dollars per share)     $ 0.81 $ 0.81 $ 0.81 $ 0.81
Fair value assumptions            
Number of common stock issued on exercise of stock options (in shares)       12,500    
Non Employees | Non-qualified stock option | Exercise Price Dollars 0.81            
Stock Options Outstanding            
Exercise price (in dollars per share)     $ 0.81      
Shares Outstanding     57,500      
Weighted Average Remaining Contractual Life     2 years 6 months 15 days      
Shares Exercisable     57,500