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Note 5 - Basic and Diluted Net Income Per Share
6 Months Ended
Jun. 30, 2020
Notes to Financial Statements  
Earnings Per Share [Text Block]
5.
Basic and Diluted Net Income Per Share
 
Basic net income per share is computed by dividing net income by the weighted average number of common shares outstanding during the period. Diluted net income per share is computed by dividing net income by the weighted average number of common and dilutive common equivalent shares outstanding during the period. The number of dilutive common equivalent shares outstanding during the period was determined in accordance with the treasury-stock method. Common equivalent shares consisted of common stock issuable upon the exercise of outstanding options and common stock issuable upon the vesting of outstanding, unvested SUAs. Basic and diluted weighted average common shares outstanding for the
three
and
six
months ended
June 30, 2020
and
2019
were as follows (in thousands):
 
    Three Months Ended   Six Months Ended
    June 30,   June 30,
    2020   2019   2020   2019
Weighted average common shares outstanding, basic    
5,523
     
5,514
     
5,520
     
5,510
 
Dilutive common equivalent shares    
-
     
9
     
-
     
25
 
Weighted average common shares outstanding, diluted    
5,523
     
5,523
     
5,520
     
5,535
 
 
The computation of diluted earnings per share for the
three
and
six
month period ended
June 30, 2020
excludes the effect of the potential exercise of stock awards, including stock options, when the average market price of the common stock is lower than the exercise price of the related options during the period. These stock awards are
not
included in the computation of diluted income per share because the effect would be antidilutive. For the
three
and
six
month periods ended
June 30, 2020,
the number of antidilutive stock awards excluded from diluted earnings per share was
594
thousand.