Earnings Per Common Share (Tables)

3 Months Ended

Mar. 31, 2015

Earnings Per Share [Abstract]

Calculations for basic and diluted earnings per common share

	For the Three Months Ended March 31,
	2015			2014
	(In Thousands, except per share data)
Net income	$	46,672		$	45,199
Preferred stock dividends	(1,228		)	(1,244		)
Net income available to common equity	$	45,444		$	43,955
Common shareholder dividends	(15,166		)	(14,488		)
Dividends on unvested share-based payment awards	(114		)	(151		)
Undistributed earnings	$	30,164		$	29,316
Undistributed earnings allocated to common shareholders	29,886			29,126
Undistributed earnings allocated to unvested share-based payment awards	278			190
Undistributed earnings	$	30,164		$	29,316
Basic
Distributed earnings to common shareholders	$	15,166		$	14,488
Undistributed earnings allocated to common shareholders	29,886			29,126
Total common shareholders earnings, basic	$	45,052		$	43,614
Diluted
Distributed earnings to common shareholders	$	15,166		$	14,488
Undistributed earnings allocated to common shareholders	29,886			29,126
Total common shareholders earnings, diluted	$	45,052		$	43,614
Weighted average common shares outstanding	150,070			161,467
Effect of dilutive common stock awards	1,094			721
Diluted weighted average common shares outstanding	151,164			162,188
Basic earnings per common share	$	0.30		$	0.27
Diluted earnings per common share	$	0.30		$	0.27