Note 15 - Net Income Per Share (Tables)

3 Months Ended

Mar. 31, 2017

Notes Tables

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

	Three months ended
(In thousands, except per share data)	March 31,
	2017		2016
Net income	$	10,791	$	9,835
Average shares outstanding		22,492		22,254
Dilutive securities		510		338
Average shares outstanding including dilutive securities		23,002		22,592
Net income per share, basic	$	0.48	$	0.44
Net income per share, diluted	$	0.47	$	0.44