Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2012

Earnings Per Share [Abstract]

Computation Of Basic And Diluted Earnings Per Common Share

The computation of basic and diluted earnings per common share is as follows:

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
(In thousands, except per share amounts)	2012			2011			2012			2011
Computation of Basic Earnings Per Share:
Net income	$	44,377		$	42,302		$	96,236		$	85,610
Income allocated to participating securities	(470		)	(417		)	(1,016		)	(848		)
Net income available to common shareholders	$	43,907		$	41,885		$	95,220		$	84,762
Weighted average common shares outstanding – basic	57,388			59,182			57,455			59,169
Basic earnings per share	$	0.77		$	0.71		$	1.66		$	1.43
Computation of Diluted Earnings Per Share:
Net income	$	44,377		$	42,302		$	96,236		$	85,610
Income allocated to participating securities	(493		)	(417		)	(1,032		)	(848		)
Net income available to common shareholders	$	43,884		$	41,885		$	95,204		$	84,762
Weighted average common shares outstanding – basic	57,388			59,182			57,455			59,169
Diluted effect of stock options and PVRSUs	225			36			157			44
Weighted average shares outstanding-diluted	57,613			59,218			57,612			59,213
Diluted earnings per share	$	0.76		$	0.71		$	1.65		$	1.43