Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2013

Earnings Per Share [Abstract]

Summary of earnings per share

Earnings per share consisted of the following components for the periods indicated:

	Three Months Ended
	March 31
	2013		2012
	(Dollars in thousands, except per share data)
Net income	$	12,252	$	12,183
	Weighted Average Shares
Basic shares	22,823,753		21,561,006
Effect of diluted securities	46,040		24,481
Dilutive shares	22,869,793		21,585,487
Net income per share
Basic EPS	0.54		0.57
Effect of diluted securities	—		(0.01		)
Dilutive EPS	0.54		0.56

Details of anti dilutive options to purchase common stock

The following table illustrates the options to purchase common stock that were excluded from the calculation of diluted earnings per share because they were anti-dilutive:

	Three Months Ended
	March 31
	2013	2012
Stock options	268,400	803,378