Earnings Per Common Share (Tables)

12 Months Ended

Dec. 31, 2017

Earnings Per Share [Abstract]

Earnings Per Share Basic And Diluted

Reconciliation of the calculation of basic and diluted earnings per common share follows:

	Years ended December 31,
(In thousands, except per share data)	2017		2016		2015
Earnings for basic and diluted earnings per common share:
Net income	$	255,439	$	207,127	$	204,729
Less: Preferred stock dividends	8,184		8,096		8,711
Net income available to common shareholders	247,255		199,031		196,018
Less: Earnings applicable to participating securities	424		608		657
Earnings applicable to common shareholders	$	246,831	$	198,423	$	195,361
Shares:
Weighted-average common shares outstanding - basic	91,965		91,367		90,968
Effect of dilutive securities:
Stock options and restricted stock	385		461		524
Warrants	6		28		41
Weighted-average common shares outstanding - diluted	92,356		91,856		91,533
Earnings per common share:
Basic	$	2.68	$	2.17	$	2.15
Diluted	2.67		2.16		2.13

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

Potential common shares excluded from the effect of dilutive securities because they would have been anti-dilutive, are as follows:

	Years ended December 31,
(In thousands)	2017	2016	2015
Stock options (shares with exercise price greater than market price)	—	41	213
Restricted stock (due to performance conditions on non-participating shares)	58	125	92