Note 5 - Net Income per Common Share (Tables)

9 Months Ended

Sep. 30, 2012

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

	Nine Months Ended September 30,				Three Months Ended September 30,
(dollars and shares in thousands, except per share data)	2012		2011		2012		2011
Basic:
Net income available to common shareholders	$	24,666	$	16,015	$	9,533	$	6,328
Average common shares outstanding		20,489		19,806		21,053		19,868
Basic net income per common  share	$	1.20	$	0.81	$	0.45	$	0.32
Diluted:
Net income available to common shareholders	$	24,666	$	16,015	$	9,533	$	6,328
Average common shares outstanding		20,489		19,806		21,053		19,868
Adjustment for common share equivalents		525		452		553		413
Average common shares outstanding-diluted		21,014		20,258		21,606		20,281
Diluted net income per common share	$	1.17	$	0.79	$	0.44	$	0.31
Anti-dilutive shares		114,256		198,225		114,256		198,482