XML 61 R48.htm IDEA: XBRL DOCUMENT v3.7.0.1
Note J - Stock Option Plans (Details Textual) - USD ($)
1 Months Ended 12 Months Ended
Jun. 30, 2011
Jul. 31, 2004
Dec. 31, 2016
Dec. 31, 2015
May 31, 2016
Apr. 30, 2016
Employee Stock Option [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross     520,337 157,306    
Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Capitalized Amount     $ 579,103 $ 637,108    
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized     $ 678,842 $ 1,167,865    
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition     2 years 211 days 2 years 284 days    
Non-employee Options [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross     216,666 8,333    
Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Capitalized Amount     $ 25,346 $ 7,050    
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized     $ 678,842      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition     2 years 178 days      
Common Stock [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercise Period from Grant Date   3 years        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expire Period after Grant Date   5 years        
Stock Option Plan 2004 [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant   750,000        
Stock Option Plan 2011 [Member]            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercise Period from Grant Date 3 years          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expire Period after Grant Date 5 years          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross 2,000,000          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized         4,000,000 2,000,000