Note 5 - Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2016

Notes Tables

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

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2016		2015		2016		2015
Numerator:
Net income	$	1,820,915	$	1,507,896	$	3,341,912	$	2,952,303
Numerator for basic and diluted earnings per share		1,820,915		1,507,896		3,341,912		2,952,303
Denominator:
Weighted-average shares outstanding-basic		9,209,446		10,212,933		9,418,645		10,212,137
Effect of dilutive securities:
Stock options		18,495		28,231		18,975		28,993
Restricted stock		-		-		-		-
Dilutive potential common shares		18,495		28,231		18,975		28,993
Denominator for diluted earnings per share- weighted-average shares		9,227,941		10,241,164		9,437,620		10,241,130
Basic earnings per share	$	0.19	$	0.15	$	0.35	$	0.29
Diluted earnings per share	$	0.19	$	0.15	$	0.35	$	0.29