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Shareholders' Equity (Tables)
12 Months Ended
Dec. 31, 2014
Stockholders' Equity Note [Abstract]  
Assumptions Used In The Weighted Average Fair Value Of The Stock Options Granted
The weighted average fair value of the Company’s stock options granted during 2014, 2013 and 2012 were $10.88, $10.45 and $6.73, respectively, using the following assumptions:
 
 
2014
 
2013
 
2012
Expected term (in years)
 
6.79

 
6.92

 
6.75

Expected volatility
 
26.98
%
 
31.46
%
 
34.90
%
Expected dividend yield
 
1.15
%
 
1.21
%
 
1.46
%
Risk-free interest rate
 
2.04
%
 
2.12
%
 
1.03
%
Stock-based Compensation Expense
The Company recognized stock-based compensation expense in its Consolidated Financial Statements in 2014, 2013 and 2012 as follows:
 
 
2014
 
2013
 
2012
Stock-based compensation expense
 
$
13,463

 
$
37,865

 
$
15,736

Less: Deferred tax benefit
 
(4,704
)
 
(13,823
)
 
(5,650
)
Stock-based compensation expense, net of tax
 
$
8,759

 
$
24,042

 
$
10,086

Stock Option Plans
This table presents certain information relating to the Company’s stock option plans for 2014, 2013 and 2012:
 
 
Number of
Shares
 
Weighted
Avg. Price
Balance as of December 31, 2011
 
27,043,000

 
$
20.06

Granted
 
2,470,000

 
22.40

Exercised
 
(3,136,000
)
 
15.19

Expired or canceled
 
(767,000
)
 
22.61

Balance as of December 31, 2012
 
25,610,000

 
$
20.81

Granted
 
2,281,000

 
33.67

Exercised
 
(3,733,000
)
 
17.26

Expired or canceled
 
(521,000
)
 
22.25

Balance as of December 31, 2013
 
23,637,000

 
$
22.58

Granted
 
2,293,000

 
40.05

Exercised
 
(5,261,000
)
 
19.52

Expired or canceled
 
(208,000
)
 
28.83

Balance as of December 31, 2014
 
20,461,000

 
$
25.26

 
 
 
 
 
Exercisable as of December 31, 2014
 
10,295,000

 
$
20.58

Available for future grant as of December 31, 2014
 
28,626,000

 
 
Stock Options Outstanding And Exercisable
This table summarizes information relating to all options outstanding and exercisable at December 31, 2014:
 
 
 
Options Outstanding at December 31, 2014
 
Options Exercisable at December 31, 2014
Range of Exercise Prices (Per Share)
Number of Shares
 
Weighted Average
Exercise Price
(Per Share)
 
Weighted Average
Remaining
Contractual
Life (Years)
 
Number of Shares
 
Weighted Average
Exercise Price
(Per Share)
 
Weighted Average
Remaining
Contractual
Life (Years)
$
14.62

-
15.77
4,073,000

 
$
15.19

 
5.48
 
2,915,000

 
$
14.95

 
5.69
17.65

-
21.05
3,534,000

 
18.20

 
3.71
 
3,519,000

 
18.27

 
4.49
22.45

-
23.86
4,399,000

 
23.20

 
6.93
 
1,960,000

 
21.92

 
4.35
27.03

-
32.49
4,073,000

 
30.95

 
2.68
 
1,901,000

 
26.57

 
5.09
33.73

-
40.64
4,382,000

 
37.10

 
9.50
 

 
31.17

 
4.00
 
 
 
20,461,000

 
 
 
 
 
10,295,000

 
 
 
 
Common Stock Buyback
The following table provides the total number of shares repurchased and the related total costs in 2014, 2013 and 2012:
Year
 
Total Number of
Shares Repurchased
 
Total Cost
2014
 
7,888,000

 
$
278,357

2013
 
6,789,000

 
209,942

2012
 
7,528,000

 
155,264