Earnings Per Share

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



	Three Months Ended
	2017					2016
	Earnings		Shares	Per-Share		Earnings		Shares	Per-Share
(In thousands, except per share data)	(Numerator)		(Denominator)	Amount		(Numerator)		(Denominator)	Amount

Basic earnings per share:
Income available to common shareholders	$	177,424	331,993	$	0.53	$	169,979	338,684	$	0.50
Effect of dilutive securities:
Stock options and non-vested shares	—		6,787			—		6,133
Diluted earnings per share:
Income available to common shareholders including assumed conversions	$	177,424	338,780	$	0.52	$	169,979	344,817	$	0.49

For the three months ended September 30, 2017 and October 1, 2016, options to purchase 11.0 million and 8.1 million shares of common stock at per share prices ranging from $50.04 to $73.40 and $47.84 to $73.40, respectively, were outstanding but were not included in the computation of diluted earnings per share because they were anti-dilutive.



	Nine Months Ended
	2017					2016
	Earnings		Shares	Per-Share		Earnings		Shares	Per-Share
(In thousands, except per share data)	(Numerator)		(Denominator)	Amount		(Numerator)		(Denominator)	Amount

Basic earnings per share:
Income available to common shareholders	$	530,320	331,319	$	1.60	$	486,793	338,675	$	1.44
Effect of dilutive securities:
Stock options and non-vested shares	—		6,627			—		6,242
Diluted earnings per share:
Income available to common shareholders including assumed conversions	$	530,320	337,946	$	1.57	$	486,793	344,917	$	1.41

For the nine months ended September 30, 2017 and October 1, 2016, options to purchase 10.4 million and 7.2 million shares of common stock at per share prices ranging from $47.38 to $73.40 and $47.38 to $73.40, respectively, were outstanding but were not included in the computation of diluted earnings per share because they were anti-dilutive.