The calculation of the basic and diluted net income per share was as follows:



	Three Months Ended September 30,				Nine Months Ended September 30,
(In thousands, except share and per share amounts)	2015		2014		2015		2014
Net income from continuing operations:
Net income from continuing operations - basic	$	70,091	$	132,031	$	207,011	$	381,548
Adjustment for dilutive Convertible Senior Notes due 2019, net of tax (1)	3,714		5,552		11,094		16,510
Net income from continuing operations - diluted	$	73,805	$	137,583	$	218,105	$	398,058

Net income:
Net income from continuing operations - basic	$	70,091	$	132,031	$	207,011	$	381,548
Income from discontinued operations, net of tax	—		21,559		5,385		149,634
Net income - basic	70,091		153,590		212,396		531,182
Adjustment for dilutive Convertible Senior Notes due 2019, net of tax (1)	3,714		5,552		11,094		16,510
Net income - diluted	$	73,805	$	159,142	$	223,490	$	547,692

Average common shares outstanding - basic	207,938		191,050		197,562		182,357
Dilutive effect of Convertible Senior Notes due 2017	1,798		6,342		8,620		7,665
Dilutive effect of Convertible Senior Notes due 2019	37,736		37,736		37,736		37,736
Dilutive effect of stock-based compensation arrangements (2)	3,323		2,939		3,075		2,904
Adjusted average common shares outstanding - diluted	250,795		238,067		246,993		230,662

Net income per share:

Basic:
Net income from continuing operations	$	0.34	$	0.69	$	1.05	$	2.09
Income from discontinued operations	—		0.11		0.03		0.82
Net income	$	0.34	$	0.80	$	1.08	$	2.91

Diluted:
Net income from continuing operations	$	0.29	$	0.58	$	0.88	$	1.73
Income from discontinued operations	—		0.09		0.02		0.64
Net income	$	0.29	$	0.67	$	0.90	$	2.37

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(1)	As applicable, includes coupon interest, amortization of discount and fees, and other changes in income or loss that would result from the assumed conversion.


(2)	The following number of shares of our common stock equivalents issued under our stock-based compensation arrangements were not included in the calculation of net income per share because they were anti-dilutive:



	Three Months Ended September 30,		Nine Months Ended September 30,
(in thousands)	2015	2014	2015	2014
Shares of common stock equivalents	469	557	730	557