Annual report pursuant to Section 13 and 15(d)

STOCKHOLDERS' EQUITY (Details)

v3.10.0.1
STOCKHOLDERS' EQUITY (Details) - USD ($)
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Options exercised 193,000 165,400 25,900
Exercise price $ 2.96 $ 2.63 $ 4.41
Shares issued 153,113 133,308 25,734
Shares retained 39,887 32,092 166
Cash paid at exercise $ 100,000 $ 0 $ 112,500
Stock price on date of exercise $ 10.58 $ 13.18 $ 6.93
Aggregate value of shares retained $ 470,750 $ 435,785 $ 1,800
Exercised Option 1 [Member]      
Options exercised 110,000 4,100 5,000
Exercise price $ 2.00 $ 2.00 $ 4.50
Shares issued 90,375 3,491 5,000
Shares retained 19,625 609 0
Cash paid at exercise $ 0 $ 0 $ 22,500
Stock price on date of exercise $ 11.21 $ 13.47 $ 4.72
Aggregate value of shares retained $ 220,000 $ 8,200 $ 0
Exercised Option 2 [Member]      
Options exercised 50,000 60,000 20,000
Exercise price $ 2.00 $ 2.00 $ 4.50
Shares issued 50,000 50,156 20,000
Shares retained 0 9,844 0
Cash paid at exercise $ 100,000 $ 0 $ 90,000
Stock price on date of exercise $ 8.00 $ 12.19 $ 7.29
Aggregate value of shares retained $ 0 $ 120,000 $ 0
Exercised Option 3 [Member]      
Options exercised 25,000 200 150
Exercise price $ 7.50 $ 8.00 $ 2.00
Shares issued 9,829 116 119
Shares retained 15,171 84 31
Cash paid at exercise $ 0 $ 0 $ 0
Stock price on date of exercise $ 12.36 $ 13.75 $ 9.72
Aggregate value of shares retained $ 187,500 $ 1,600 $ 300
Exercised Option 4 [Member]      
Options exercised 3,000 1,500 350
Exercise price $ 8.00 $ 10.89 $ 2.00
Shares issued 1,059 1,188 276
Shares retained 1,941 312 74
Cash paid at exercise $ 0 $ 0 $ 0
Stock price on date of exercise $ 12.36 $ 13.75 $ 9.46
Aggregate value of shares retained $ 24,000 $ 16,335 $ 700
Exercised Option 5 [Member]      
Options exercised 3,000 600 400
Exercise price $ 5.25 $ 5.25 $ 2.00
Shares issued 1,750 229 339
Shares retained 1,250 371 61
Cash paid at exercise $ 0 $ 0 $ 0
Stock price on date of exercise $ 12.36 $ 13.75 $ 13.05
Aggregate value of shares retained $ 15,750 $ 3,150 $ 800
Exercised Option 6 [Member]      
Options exercised 2,000 20,000  
Exercise price $ 11.75 $ 5.50  
Shares issued 100 11,953  
Shares retained 1,900 8,047  
Cash paid at exercise $ 0 $ 0  
Stock price on date of exercise $ 12.36 $ 13.67  
Aggregate value of shares retained $ 23,500 $ 110,000  
Exercised Option 7 [Member]      
Options exercised   2,000  
Exercise price   $ 8.00  
Shares issued   830  
Shares retained   1,170  
Cash paid at exercise   $ 0  
Stock price on date of exercise   $ 13.67  
Aggregate value of shares retained   $ 16,000  
Exercised Option 8 [Member]      
Options exercised   2,000  
Exercise price   $ 5.25  
Shares issued   1,232  
Shares retained   768  
Cash paid at exercise   $ 0  
Stock price on date of exercise   $ 13.67  
Aggregate value of shares retained   $ 10,500  
Exercised Option 9 [Member]      
Options exercised   15,000  
Exercise price   $ 2.00  
Shares issued   12,875  
Shares retained   2,125  
Cash paid at exercise   $ 0  
Stock price on date of exercise   $ 14.12  
Aggregate value of shares retained   $ 30,000  
Exercised Option 10 [Member]      
Options exercised   60,000  
Exercise price   $ 2.00  
Shares issued   51,238  
Shares retained   8,762  
Cash paid at exercise   $ 0  
Stock price on date of exercise   $ 13.70  
Aggregate value of shares retained   $ 120,000