Note 11 - Net Income Per Share (Tables)

6 Months Ended

Jun. 30, 2018

Notes Tables

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

	Three months ended				Six months ended
(In thousands, except per share data)	June 30,				June 30,
	2018		2017		2018		2017
Net income	$	13,579	$	10,602	$	26,983	$	21,393
Average shares outstanding		22,625		22,538		22,601		22,515
Dilutive securities		354		458		374		483
Average shares outstanding including dilutive securities including dilutive securities		22,979		22,996		22,975		22,998
Net income per share, basic	$	0.60	$	0.47	$	1.19	$	0.95
Net income per share, diluted	$	0.59	$	0.46	$	1.17	$	0.93