Earnings per Share (Tables)

3 Months Ended

Mar. 31, 2013

Earnings Per Share [Abstract]

Computation of Basic and Diluted Earnings per Share

The following table sets forth the computation of basic and diluted earnings per share for the three month periods ended March 31, 2013 and 2012.

	Three Months Ended March 31,
	2013		2012
Net income	$	20,044	$	12,214
Less preferred stock dividends	—		853
Net income available to common shareholders, basic and diluted	$	20,044	$	11,361
Weighted average common shares outstanding for basic earnings per share computation	43,140,409		42,873,769
Dilutive effects of stock-based compensation	287,973		108,774
Weighted average common shares outstanding for diluted earnings per common share computation	43,428,382		42,982,543
Basic earnings per common share	$	0.46	$	0.26
Diluted earnings per common share	$	0.46	$	0.26