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Note 8 - Income Per Share
3 Months Ended
Mar. 31, 2019
Notes to Financial Statements  
Earnings Per Share [Text Block]
(
8
)
Income Per Share
 
Basic income per share is based on the weighted average number of shares of common stock outstanding. Diluted income per share is based upon the weighted average number of common shares outstanding and dilutive common stock equivalent shares outstanding during each period.
 
The weighted average number of shares used to compute basic and diluted net income per share consisted of the following (in thousands):
 
    Three Months Ended
March 31,
    2019   2018
Basic weighted average common shares outstanding    
7,402
     
7,300
 
Weighted average common equivalent shares due to stock options and SUAs    
64
     
78
 
Diluted weighted average common shares outstanding    
7,466
     
7,378
 
 
The computation of diluted earnings per share 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 outstanding stock awards are
not
included in the computation of diluted income per share because the effect would be antidilutive. For the
three
-month periods ended
March 
31,
2019
and
2018
, the number of stock awards excluded from the computation of diluted earnings per share for this reason was
zero
and
15,000,
respectively.