Note 4 - Net Income Per Share (Tables)

3 Months Ended

Jun. 30, 2017

Notes Tables

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

	Quarter Ended June 30
	2017		2016
Weighted average common shares outstanding – basic		4,841,010		4,835,010
Dilutive effect of stock options		5,241		2,085
Shares used in computing net income per share – diluted		4,846,251		4,837,095