Note 4 - Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2015

Notes Tables

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

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2015		2014		2015		2014
Numerator:
Net income	$	1,111,344	$	1,628,562	$	4,063,647	$	5,248,459
Numerator for basic and diluted earnings per share		1,111,344		1,628,562		4,063,647		5,248,459
Denominator:
Weighted-average shares outstanding-basic		10,175,650		10,203,711		10,199,841		10,200,411
Effect of dilutive securities:
Stock options		23,442		36,294		27,036		38,133
Restricted stock		-		1,405		-		1,565
Dilutive potential common shares		23,442		37,699		27,036		39,698
Denominator for diluted earnings per share- weighted-average shares		10,199,092		10,241,410		10,226,877		10,240,109
Basic earnings per share	$	0.11	$	0.16	$	0.40	$	0.51
Diluted earnings per share	$	0.11	$	0.16	$	0.40	$	0.51