Note 5 - Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2016

Notes Tables

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

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2016		2015		2016		2015
Numerator:
Net income	$	1,000,350	$	1,111,344	$	4,342,262	$	4,063,647
Numerator for basic and diluted earnings per share		1,000,350		1,111,344		4,342,262		4,063,647
Denominator:
Weighted-average shares outstanding-basic		9,188,483		10,175,650		9,341,364		10,199,841
Effect of dilutive securities:
Stock options		16,933		23,442		17,279		27,036
Restricted stock		966		-		762		-
Dilutive potential common shares		17,899		23,442		18,041		27,036
Denominator for diluted earnings per share- weighted-average shares		9,206,382		10,199,092		9,359,405		10,226,877
Basic earnings per share	$	0.11	$	0.11	$	0.46	$	0.40
Diluted earnings per share	$	0.11	$	0.11	$	0.46	$	0.40