Net Income Per Common Share (Tables)

3 Months Ended

Mar. 31, 2013

Earnings Per Share, Basic and Diluted [Abstract]

Schedule of Calculation of Numerator and Denominator in Net Income Per Common Share [Table Text Block]

The following table presents the calculation of the numerator and denominator for both basic and diluted net income per common share:

	Three Months Ended
	March 31,
	2013					2012
	Income			Weighted-Average Common Shares		Income		Weighted- Average Common Shares
Net income	$	19,603				$	16,476
Preferred stock dividends	(1,222		)			—
Net income to common shareholders	$	18,381		54,300,020		$	16,476	49,480,426
Effect of dilutive stock options	—			754		—		469
Diluted	$	18,381		54,300,774		$	16,476	49,480,895
Net income per common share:
Basic				$	0.34			$	0.33
Diluted (1)				$	0.34			$	0.33

(1) For the three months ended March 31, 2012, the calculation of diluted net income per common shareexcludes the effect of 15,000 unexercised stock option awards because their inclusion would have been anti-dilutive.