Note 3 - Earnings Per Share (Tables)

3 Months Ended

Jun. 30, 2018

Notes Tables

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three Months Ended		Three Months Ended
	June 30, 2018		June 30, 2017
Net income	$	879,433	$	392,377
Weighted average common shares outstanding - basic		3,209,046		3,188,895
Weighted average common shares outstanding - diluted		3,230,287		3,198,999
Income per common share - basic and diluted	$	0.27	$	0.12
Anti-dilutive shares		159,019		121,686