Note 9 - Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2018

Notes Tables

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

	For the Three Months Ended June 30, 2018						For the Three Months Ended June 30, 2017
	Common Stock (formerly Class A)			Class B Common Stock			Common Stock (formerly Class A)			Class B Common Stock
	(In thousands, except per share data)
Numerator for net income per share - basic:
Net income	$	7,000		$	948		$	2,855		$	2,897
Allocation of distributed and undistributed income to unvested restricted stock shareholders		(23	)		(4	)		(22	)		(22	)
Net income attributable to common shareholders	$	6,977		$	944		$	2,833		$	2,875
Denominator for net income per share - basic:
Weighted average common shares outstanding - basic		23,957			3,527			20,752			3,514
Net income per share – basic	$	0.29		$	0.27		$	0.14		$	0.82
Numerator for net income per share - diluted:
Net income attributable to common shareholders for basic computation	$	6,977		$	944		$	2,833		$	2,875
Denominator for net income per share - diluted:
Weighted average common shares outstanding - basic		23,957			3,527			20,752			3,514
Weighted average effect of dilutive securities – stock options		889			93			773			77
Denominator for diluted earnings per share – adjusted weighted average shares		24,846			3,620			21,525			3,591
Net income per share – diluted	$	0.28		$	0.26		$	0.13		$	0.80

	For the Six Months Ended June 30, 2018						For the Six Months Ended June 30, 2017
	Common Stock (formerly Class A)			Class B Common Stock			Common Stock (formerly Class A)			Class B Common Stock
	(In thousands, except per share data)
Numerator for net income per share - basic:
Net income	$	10,630		$	4,624		$	6,088		$	6,184
Allocation of distributed and undistributed income to unvested restricted stock shareholders		(38	)		(18	)		(48	)		(49	)
Net income attributable to common shareholders	$	10,592		$	4,606		$	6,040		$	6,135
Denominator for net income per share - basic:
Weighted average common shares outstanding - basic		22,429			3,527			20,745			3,514
Net income per share – basic	$	0.47		$	1.31		$	0.29		$	1.75
Numerator for net income per share - diluted:
Net income attributable to common shareholders for basic computation	$	10,592		$	4,606		$	6,040		$	6,135
Denominator for net income per share - diluted:
Weighted average common shares outstanding – basic		22,429			3,527			20,745			3,514
Weighted average effect of dilutive securities – stock options		921			101			659			70
Denominator for diluted earnings per share – adjusted weighted average shares		23,350			3,628			21,404			3,584
Net income per share – diluted	$	0.45		$	1.27		$	0.28		$	1.71