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Share-Based Employee Compensation Plans And Other Compensation and Benefit Plans (Tables)
 12 Months Ended
Dec. 31, 2012
Summary of shares authorized and available for future issuance under benefit and compensation plans

 

 

 

 

 

 

 

 

 

 

Plans

 

Total Shares Authorized for Issuance under the Plans

 

Shares Available for Future Issuance under the Plans

Employee Incentive Plans

 
34,000 

 
6,544 

Director Stock Plan

 
1,000 

 
277 

Performance Incentive Plan

 
650 

 
381 

Employee Stock Purchase Plan

 
4,250 

 
1,002 

Profit Sharing and Savings Plan

 
4,200 

 
349 

 

Director [Member]
  
Summary of stock options

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Shares
(in thousands)

 

Weighted-Average Exercise Price

 

Average Remaining Contractual Terms
(in years)

 

Aggregate Intrinsic Value (in thousands)

Outstanding at December 31, 2011
97 

 

$
35.00 

 

 

 

 

 

Granted

 -

 

 

 -

 

 

 

 

 

Exercised
(29)

 

 
34.92 

 

 

 

 

 

Forfeited

 -

 

 

 -

 

 

 

 

 

Outstanding at December 31, 2012
68 

 

$
35.03 

 
3.31 

 

$
3,698 

Vested or expected to vest at December 31, 2012
68 

 

$
35.03 

 
3.31 

 

$
3,698 

Exercisable at December 31, 2012
68 

 

$
35.03 

 
3.31 

 

$
3,698 

 

Restricted Stock [Member]
  
Summary of activity of share-based employee compensation plans and other compensation and benefit plans

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

For the Year Ended December 31,

 

2012

 

2011

 

2010

Compensation expense for restricted shares awarded (in millions)

$
2.0 

 

$
1.7 

 

$
0.9 

Income tax benefit from compensation expense related to restricted shares (in millions)

$
0.8 

 

$
0.6 

 

$
0.4 

Total fair value of restricted shares at vest date (in millions)

$
2.7 

 

$
2.6 

 

$
1.6 

Shares awarded under the plans (in thousands)

 
23.7 

 

 
49.9 

 

 
41.1 

Average grant-date fair value of shares awarded under the plans

$
90.10 

 

$
56.18 

 

$
39.57 

 

Restricted Stock [Member] | Director [Member]
  
Summary of restricted stock

 

 

 

 

 

 

 

 

 

 

 

Shares
(in thousands)

 

Weighted-Average Grant-Date Fair Value

Non-vested at December 31, 2011
8 

 

$
59.65 

Granted during the period
5 

 

 
102.39 

Vested during the period
(3)

 

 
59.65 

Forfeited during the period

 -

 

 

 -

Non-vested at December 31, 2012
10 

 

$
79.58 

 

Stock Option [Member]
  
Black-Scholes option pricing model

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

December 31,

 

2012

 

2011

 

2010

Risk free interest rate
0.59 

%

 
1.16 

%

 
1.67 

%

Expected life
3.9 

Years

 
3.7 

Years

 
4.3 

Years

Expected volatility
33.5 

%

 
33.3 

%

 
33.9 

%

Expected dividend yield

 -

%

 

 -

%

 

 -

%

 

Summary of activity of share-based employee compensation plans and other compensation and benefit plans

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

For the Year Ended December 31,

 

2012

 

2011

 

2010

Compensation expense for stock options awarded (in millions)

$
18.5 

 

$
17.6 

 

$
14.9 

Income tax benefit from compensation expense related to stock options (in millions)

 
7.1 

 

 
6.8 

 

 
5.7 

Total intrinsic value of stock options exercised (in millions)

 
113.6 

 

 
71.5 

 

 
60.0 

Cash received from exercise of stock options (in millions)

 
54.9 

 

 
50.3 

 

 
56.9 

Weighted-average grant-date fair value of options awarded

$
23.57 

 

$
16.93 

 

$
14.24 

Weighted-average remaining contractual life of exercisable options (in years)

 
5.13 

 

 
5.12 

 

 
5.21 

 

Employee Stock [Member]
  
Summary of stock options

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Shares
(in thousands)

 

Weighted-Average Exercise Price

 

Average Remaining Contractual Terms
(in years)

 

Aggregate Intrinsic Value (in thousands)

Outstanding at December 31, 2011
7,393 

 

$
37.41 

 

 

 

 

 

Granted
1,834 

 

 
88.75 

 

 

 

 

 

Exercised
(1,831)

 

 
29.41 

 

 

 

 

 

Forfeited
(675)

 

 
62.97 

 

 

 

 

 

Outstanding at December 31, 2012
6,721 

 

$
51.03 

 
6.86 

 

$
258,059 

Vested or expected to vest at December 31, 2012
6,224 

 

$
49.17 

 
6.70 

 

$
250,536 

Exercisable at December 31, 2012
3,527 

 

$
31.36 

 
5.17 

 

$
204,777 

 

Employee Stock [Member] | Restricted Stock [Member]
  
Summary of restricted stock

 

 

 

 

 

 

 

 

 

 

 

Shares
(in thousands)

 

Weighted-Average Grant-Date Fair Value

Non-vested at December 31, 2011
40 

 

$
50.72 

Granted during the period
18 

 

 
86.90 

Vested during the period (1)
(30)

 

 
55.11 

Forfeited during the period
(1)

 

 
61.08 

Non-vested at December 31, 2012
27 

 

$
70.64 

 

 

 

 

 

(1) Includes 13 thousand shares withheld to cover employees' taxes upon vesting.

 

Employee Stock Purchase Plan [Member]
  
Summary of activity of share-based employee compensation plans and other compensation and benefit plans

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

For the Year Ended December 31,

 

2012

 

2011

 

2010

Compensation expense for shares issued under the ESPP (in millions)

$
1.5 

 

$
1.3 

 

$
1.1 

Income tax benefit from compensation expense for shares issued under the ESPP (in millions)

$
0.6 

 

$
0.5 

 

$
0.4 

Shares issued under the ESPP (in thousands)

 
114.6 

 

 
134.5 

 

 
152.9 

Weighted-average price of shares issued under the ESPP

$
75.42 

 

$
53.93 

 

$
40.86