Note 4 - Net Income Per Share (Tables)

9 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Weighted Average Number of Shares [Table Text Block]

	Quarter Ended December 31
	2021		2020
Weighted average common shares outstanding – basic		4,833,604		4,833,232
Dilutive effect of stock options		2,167		29
Shares used in computing net income per share – diluted		4,835,770		4,833,261

	Nine Months Ended December 31
	2021		2020
Weighted average common shares outstanding – basic		4,833,356		4,834,324
Dilutive effect of stock options		2,425		87
Shares used in computing net income per share – diluted		4,835,781		4,834,411