Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Shareholders' Equity (Unaudited)

v3.19.2
Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($)
Total
Common Stock
Additional Paid-In Capital
Accumulated Other Comprehensive Income (Loss)
Treasury Stock
Retained Earnings
Balance, beginning of period (shares) at Dec. 31, 2017   48,606,425        
Balance, beginning of period at Dec. 31, 2017 $ 44,047,424 $ 53,931 $ 27,535,469 $ (2,200,462) $ (6,890,349) $ 25,548,835
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Stock based compensation 390,585   390,585      
Stock issued in exercise of stock options (shares)   81,229        
Stock issued in exercise of stock options 0 $ 81 (81)      
Stock issued in settlement of RSUs (shares)   118,762        
Stock issued in settlement of RSUs 258,892 $ 119 258,773      
Tax withholdings paid related to stock based compensation (83,600)   (83,600)      
Foreign currency translation (239,129)     (239,129)    
Unrealized gains on investments (33,235)     (33,235)    
Net income 1,876,228         1,876,228
Balance, end of period (shares) at Mar. 31, 2018   48,806,416        
Balance, end of period at Mar. 31, 2018 46,217,165 $ 54,131 28,101,146 (2,472,826) (6,890,349) 27,425,063
Balance, beginning of period (shares) at Dec. 31, 2017   48,606,425        
Balance, beginning of period at Dec. 31, 2017 44,047,424 $ 53,931 27,535,469 (2,200,462) (6,890,349) 25,548,835
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 3,590,498          
Balance, end of period (shares) at Jun. 30, 2018   48,082,423        
Balance, end of period at Jun. 30, 2018 43,513,927 $ 54,685 27,828,804 (2,618,543) (10,890,349) 29,139,330
Balance, beginning of period (shares) at Mar. 31, 2018   48,806,416        
Balance, beginning of period at Mar. 31, 2018 46,217,165 $ 54,131 28,101,146 (2,472,826) (6,890,349) 27,425,063
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Stock based compensation 292,450   292,450      
Stock issued in exercise of stock options (shares)   445,038        
Stock issued in exercise of stock options 0 $ 445 (445)      
Stock issued in settlement of RSUs (shares)   108,923        
Stock issued in settlement of RSUs 121,834 $ 109 121,725      
Tax withholdings paid related to stock based compensation (686,072)   (686,072)      
Treasury stock repurchased (shares)   (1,277,954)        
Treasury stock repurchased (4,000,000)       (4,000,000)  
Foreign currency translation (154,943)     (154,943)    
Unrealized gains on investments 9,226     9,226    
Net income 1,714,267         1,714,267
Balance, end of period (shares) at Jun. 30, 2018   48,082,423        
Balance, end of period at Jun. 30, 2018 43,513,927 $ 54,685 27,828,804 (2,618,543) (10,890,349) 29,139,330
Balance, beginning of period (shares) at Dec. 31, 2018   47,932,305        
Balance, beginning of period at Dec. 31, 2018 45,255,859 $ 49,708 28,027,742 (2,895,683) (2,609,485) 22,683,577
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Stock based compensation 66,714   66,714      
Stock issued in exercise of stock options (shares)   2,483        
Stock issued in exercise of stock options 0 $ 2 (2)      
Stock issued in settlement of RSUs (shares)   148,723        
Stock issued in settlement of RSUs 379,861 $ 149 379,712      
Tax withholdings paid related to stock based compensation (143,022)   (143,022)      
Treasury stock repurchased (shares)   (775,287)        
Treasury stock repurchased (1,333,578)       (1,333,578)  
Foreign currency translation 149,415     149,415    
Unrealized gains on investments 68,752     68,752    
Net income 1,668,618         1,668,618
Balance, end of period (shares) at Mar. 31, 2019   47,308,224        
Balance, end of period at Mar. 31, 2019 46,112,619 $ 49,859 28,331,144 (2,677,516) (3,943,063) 24,352,195
Balance, beginning of period (shares) at Dec. 31, 2018   47,932,305        
Balance, beginning of period at Dec. 31, 2018 45,255,859 $ 49,708 28,027,742 (2,895,683) (2,609,485) 22,683,577
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 2,654,122          
Balance, end of period (shares) at Jun. 30, 2019   47,466,192        
Balance, end of period at Jun. 30, 2019 47,512,619 $ 50,017 28,593,552 (2,525,586) (3,943,063) 25,337,699
Balance, beginning of period (shares) at Mar. 31, 2019   47,308,224        
Balance, beginning of period at Mar. 31, 2019 46,112,619 $ 49,859 28,331,144 (2,677,516) (3,943,063) 24,352,195
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Stock based compensation 303,977   303,977      
Stock issued in exercise of stock options (shares)   9,174        
Stock issued in exercise of stock options 0 $ 9 (9)      
Stock issued in settlement of RSUs (shares)   148,794        
Stock issued in settlement of RSUs 0 $ 149 (149)      
Tax withholdings paid related to stock based compensation (41,411)   (41,411)      
Foreign currency translation 102,435     102,435    
Unrealized gains on investments 49,495     49,495    
Net income 985,504         985,504
Balance, end of period (shares) at Jun. 30, 2019   47,466,192        
Balance, end of period at Jun. 30, 2019 $ 47,512,619 $ 50,017 $ 28,593,552 $ (2,525,586) $ (3,943,063) $ 25,337,699