Note 12 - Net Income Per Share (Tables)

9 Months Ended

Sep. 30, 2019

Notes Tables

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

	Three months ended				Nine months ended
	September 30,				September 30,
(In thousands, except per share data)	2019		2018		2019		2018
Net income	$	17,234	$	13,876	$	49,418	$	40,859
Weighted average shares outstanding - basic		22,550		22,636		22,633		22,613
Dilutive securities		260		332		268		343
Weighted average shares outstanding- diluted		22,810		22,968		22,901		22,956
Net income per share, basic	$	0.76	$	0.61	$	2.18	$	1.81
Net income per share, diluted		0.76		0.60		2.16		1.78

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

	Three months ended				Nine months ended
(In thousands)	September 30,				September 30,
	2019		2018		2019		2018
Antidilutive SARs		199		94		199		94