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Note 4 - Net Income Per Share
9 Months Ended
Dec. 31, 2019
Notes to Financial Statements  
Earnings Per Share [Text Block]

NOTE
4.
NET INCOME PER SHARE

     Net income per basic share is computed based on the weighted-average number of common shares issued and outstanding during each period. Net income per diluted share amounts assume exercise of all stock options. The following tables show the components of diluted shares:
 
   
Quarter Ended Dec. 31
 
   
2019
   
2018
 
Weighted average common shares outstanding – basic
   
4,846,010
     
4,845,010
 
Dilutive effect of stock options
   
1,426
     
5,497
 
Shares used in computing net income per share – diluted
   
4,847,436
     
4,850,507
 
 
   
Nine Months Ended Dec. 31
 
   
2019
   
2018
 
Weighted average common shares outstanding – basic
   
4,846,010
     
4,843,355
 
Dilutive effect of stock options
   
2,496
     
6,765
 
Shares used in computing net income per share – diluted
   
4,848,506
     
4,850,120