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Note 4 - Net Income Per Share
6 Months Ended
Sep. 30, 2020
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 Sept. 30
 
   
2020
   
2019
 
Weighted average common shares outstanding – basic
   
4,834,709
     
4,846,010
 
Dilutive effect of stock options
   
100
     
1,871
 
Shares used in computing net income per share – diluted
   
4,834,809
     
4,847,881
 
 
   
Six Months Ended Sept. 30
 
   
2020
   
2019
 
Weighted average common shares outstanding – basic
   
4,834,872
     
4,846,010
 
Dilutive effect of stock options
   
114
     
3,347
 
Shares used in computing net income per share – diluted
   
4,834,986
     
4,849,357