Note 9 - Net Income Per Common Share (Tables)

3 Months Ended

Mar. 31, 2017

Notes Tables

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

	Three Months Ended March 31,
(dollars and shares in thousands, except per share data)	2017		2016
Basic:
Net income	$	27,017	$	23,322
Average common shares outstanding		34,070		33,519
Basic net income per common share	$	0.79	$	0.70
Diluted:
Net income	$	27,017	$	23,322
Average common shares outstanding		34,070		33,519
Adjustment for common share equivalents		214		585
Average common shares outstanding-diluted		34,284		34,104
Diluted net income per common share	$	0.79	$	0.68
Anti-dilutive shares		7		5