Note 7 - Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2017

Notes Tables

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

	For the Three Months Ended June 30, 2017						For the Three Months Ended June 30, 2016
	Class A Common Stock			Class B Common Stock			Class A Common Stock			Class B Common Stock
	(In thousands, except per share data)
Numerator for net income per share - basic:
Net income	$	2,855		$	2,897		$	2,260		$	2,298
Allocation of distributed and undistributed income to unvested restricted stock shareholders		(22	)		(22	)		(19	)		(20	)
Net income attributable to common shareholders	$	2,833		$	2,875		$	2,241		$	2,278
Denominator for net income per share - basic:
Weighted average common shares outstanding - basic		20,752			3,514			20,711			3,508
Net income per share – basic	$	0.14		$	0.82		$	0.11		$	0.65
Numerator for net income per share - diluted:
Net income attributable to common shareholders for basic computation	$	2,833		$	2,875		$	2,241		$	2,278
Denominator for net income per share - diluted:
Weighted average common shares outstanding – basic		20,752			3,514			20,711			3,508
Weighted average effect of dilutive securities – stock options		773			77			281			57
Denominator for diluted earnings per share – adjusted weighted average shares		21,525			3,591			20,992			3,565
Net income per share – diluted	$	0.13		$	0.80		$	0.11		$	0.64

	For the Six Months Ended June 30, 2017						For the Six Months Ended June 30, 2016
	Class A Common Stock			Class B Common Stock			Class A Common Stock			Class B Common Stock
	(In thousands, except per share data)
Numerator for net income per share - basic:
Net income	$	6,088		$	6,184		$	4,994		$	5,071
Allocation of distributed and undistributed income to unvested restricted stock shareholders		(48	)		(49	)		(43	)		(44	)
Net income attributable to common shareholders	$	6,040		$	6,135		$	4,951		$	5,027
Denominator for net income per share - basic:
Weighted average common shares outstanding - basic		20,745			3,514			20,711			3,498
Net income per share – basic	$	0.29		$	1.75		$	0.24		$	1.44
Numerator for net income per share - diluted:
Net income attributable to common shareholders for basic computation	$	6,040		$	6,135		$	4,951		$	5,027
Denominator for net income per share - diluted:
Weighted average common shares outstanding – basic		20,745			3,514			20,711			3,498
Weighted average effect of dilutive securities – stock options		659			70			291			59
Denominator for diluted earnings per share – adjusted weighted average shares		21,404			3,584			21,002			3,557
Net income per share – diluted	$	0.28		$	1.71		$	0.24		$	1.41