Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2015

Earnings Per Share [Abstract]

Schedule of basic and diluted earnings per common share from continuing operations

The following table presents the calculation of basic and diluted earnings per common share from continuing operations:

	Three months ended September 30,					Nine months ended September 30,
	2015			2014		2015			2014
	(In thousands, except per share amounts)
Earnings per share — Basic:
Earnings from continuing operations	$	90,811		83,895		$	230,054		208,742
Less: Distributed and undistributed earnings allocated to nonvested stock	(266		)	(275	)	(654		)	(879	)
Earnings from continuing operations available to common shareholders — Basic	$	90,545		83,620		$	229,400		207,863
Weighted average common shares outstanding — Basic	52,888			52,459		52,770			52,559
Earnings from continuing operations per common share — Basic	$	1.71		1.60		$	4.35		3.96
Earnings per share — Diluted:
Earnings from continuing operations	$	90,811		83,895		$	230,054		208,742
Less: Distributed and undistributed earnings allocated to nonvested stock	(265		)	(273	)	(649		)	(873	)
Earnings from continuing operations available to common shareholders — Diluted	$	90,546		83,622		$	229,405		207,869
Weighted average common shares outstanding — Basic	52,888			52,459		52,770			52,559
Effect of dilutive equity awards	445			515		476			487
Weighted average common shares outstanding — Diluted	53,333			52,974		53,246			53,046
Earnings from continuing operations per common share — Diluted	$	1.70		1.58		$	4.31		3.92
Anti-dilutive equity awards not included above	352			8		300			212