Earnings Per Share

12 Months Ended

Dec. 31, 2016

A reconciliation of the numerators and the denominators of the basic and diluted per share computations are as follows:



	2016					2015					2014
	Earnings		Shares	Per-Share		Earnings		Shares	Per-Share		Earnings		Shares	Per-Share
(In thousands, except per share data)	(Numerator)		(Denominator)	Amount		(Numerator)		(Denominator)	Amount		(Numerator)		(Denominator)	Amount

Basic earnings per share:
Income available to common shareholders	$	636,484	337,740	$	1.88	$	539,362	343,178	$	1.57	$	525,433	342,150	$	1.54
Effect of dilutive securities:
Stock options and non-vested shares	—		5,913			—		7,730			—		8,236
Diluted earnings per share:
Income available to common shareholders including assumed conversions	$	636,484	343,653	$	1.85	$	539,362	350,908	$	1.54	$	525,433	350,386	$	1.50

Options to purchase 9.4 million, 2.9 million and 5.7 million shares of common stock at per share prices ranging from $47.38 to $73.40, $50.04 to $73.40 and $44.05 to $66.10, were outstanding at the end of 2016, 2015 and 2014, respectively, but were not included in the computation of diluted earnings per share because they were anti-dilutive.