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Earnings per Share (Tables)
9 Months Ended
Sep. 30, 2016
Earnings Per Share [Abstract]  
Calculation of earnings (loss) per share
The following table reconciles the numerators and denominators used to calculate basic and diluted EPS and also indicates the number of antidilutive securities.
 
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
(In thousands, except per share data)
 
2016
 
2015
 
2016
 
2015
Basic earnings per share:
 
 
 
 
 
 
 
 
Net income
 
$
56,618

 
$
822,852

 
$
235,030

 
$
1,069,582

Weighted average common shares outstanding
 
349,376

 
339,701

 
343,403

 
339,504

Basic income per share
 
$
0.16

 
$
2.42

 
$
0.68

 
$
3.15

 
 
 
 
 
 
 
 
 
Diluted earnings per share:
 
 
 
 
 
 
 
 
Net income
 
$
56,618

 
$
822,852

 
$
235,030

 
$
1,069,582

Interest expense, net of tax (1):
 
 
 
 
 
 
 
 
2% Convertible Senior Notes due 2020
 
1,324

 
1,982

 
5,288

 
5,946

5% Convertible Senior Notes due 2017
 
673

 
3,050

 
5,080

 
9,150

9% Convertible Junior Subordinated Debentures due 2063
 

 
5,697

 

 
17,090

Diluted income available to common shareholders
 
$
58,615

 
$
833,581

 
$
245,398

 
$
1,101,768

 
 
 
 
 
 
 
 
 
Weighted average shares - basic
 
349,376

 
339,701

 
343,403

 
339,504

Effect of dilutive securities:
 
 
 
 
 
 
 
 
Unvested restricted stock units
 
1,395

 
1,983

 
1,428

 
2,128

2% Convertible Senior Notes due 2020
 
44,488

 
71,917

 
62,707

 
71,917

5% Convertible Senior Notes due 2017
 
10,791

 
25,674

 
13,885

 
25,674

9% Convertible Junior Subordinated Debentures due 2063
 

 
28,853

 

 
28,853

Weighted average shares - diluted
 
406,050

 
468,128

 
421,423

 
468,076

Diluted income per share
 
$
0.14

 
$
1.78

 
$
0.58

 
$
2.35

 
 
 
 
 
 
 
 
 
Antidilutive securities (in millions)
 
19.0

 

 
20.4

 


(1) 
Tax effected at a rate of 35%.