XML 29 R18.htm IDEA: XBRL DOCUMENT v3.19.2
Note 4 - Basic and Diluted Earnings (Loss) Per Share (Tables)
 6 Months Ended
Jun. 30, 2019
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   
Three months ended
    
Six months ended
  
   
June 30
    
June 30
  
   
2019
    
2018
    
2019
    
2018
  
Numerator:
                                
Net income (loss)
   $
(388,105
 )   $
(977,954
 )   $
235,539
     $
(1,216,259
 )
Denominator:
                                
Denominator for basic earnings (loss) per share – weighted average shares
    
1,746,000
      
1,845,000
      
1,746,000
      
1,845,000
  
Dilutive effect of employee stock options and other warrants
    
-
      
-
      
-
      
-
  
Denominator for diluted earnings (loss) per share – adjusted weighted average shares
    
1,746,000
      
1,845,000
      
1,746,000
      
1,845,000
  
                                 
Basic earnings (loss) per share
   $
(0.22
 )   $
(0.53
 )   $
0.13
     $
(0.66
 )
Diluted earnings (loss) per share
   $
(0.22
 )   $
(0.53
 )   $
0.13
     $
(0.66
 )