Earnings per Share (Tables)

9 Months Ended

Sep. 30, 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 and nine month periods ended September 30, 2013 and 2012.

	Three Months Ended September 30,				Nine Months Ended September 30,
	2013		2012		2013		2012
Net income	$	23,812	$	16,155	$	65,361	$	41,379
Less preferred stock dividends	—		863		—		2,569
Net income available to common shareholders, basic and diluted	$	23,812	$	15,292	$	65,361	$	38,810
Weighted average common shares outstanding for basic earnings per share computation	43,699,566		42,989,564		43,458,309		42,943,588
Dilutive effects of stock-based compensation	585,278		130,513		384,980		102,968
Weighted average common shares outstanding for diluted earnings per common share computation	44,284,844		43,120,077		43,843,289		43,046,556
Basic earnings per common share	$	0.54	$	0.36	$	1.50	$	0.90
Diluted earnings per common share	$	0.54	$	0.35	$	1.49	$	0.90