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Stock-based Compensation
 3 Months Ended
Feb. 28, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Stock-Based Compensation
STOCK-BASED COMPENSATION

We have three types of stock-based compensation awards: restricted stock units (RSUs), stock options and company stock awarded as part of our mid-term incentive program (MTIP). The following table sets forth the stock-based compensation recorded in selling, general and administrative (SG&A) expense (in millions):
 
Three months ended
 
Feb 28, 2013
 
Feb 29, 2012
Stock-based compensation expense
$
2.8

 
$
2.6


Our 2013 annual grant of stock options and RSUs are expected to occur in the second quarter, similar to the 2012 annual grant.
 
The following is a summary of all stock option activity for the three months ended February 28, 2013 and February 29, 2012:
 
2013
 
2012
(shares in millions)
Number
of
Shares
 
Weighted-
Average
Exercise
Price
 
Number
of
Shares
 
Weighted-
Average
Exercise
Price
Outstanding at beginning of period
5.1

 
$
40.06

 
6.6

 
$
34.98

Exercised
(0.5
)
 
29.96

 
(0.7
)
 
27.57

Outstanding at end of the period
4.6

 
41.15

 
5.9

 
35.80

Exercisable at end of the period
2.2

 
$
36.10

 
3.6

 
$
33.12


As of February 28, 2013 the intrinsic value (the difference between the exercise price and the market price) for all options outstanding was $119.0 million and for exercisable options was $70.1 million. The total intrinsic value of all options exercised during the three months ended February 28, 2013 and February 29, 2012 was $17.1 million and $14.9 million, respectively.
The following is a summary of all of our RSU activity for the three months ended February 28, 2013 and February 29, 2012:
 
2013
 
2012
(shares in thousands)
Number
of
Shares
 
Weighted-
Average
Grant-Date
Fair Value
 
Number
of
Shares
 
Weighted-
Average
Grant-Date
Fair Value
Outstanding at beginning of period
192

 
$
49.65

 
233

 
$
43.23

Forfeited
(1
)
 
51.75

 
(3
)
 
44.20

Outstanding at end of period
191

 
$
49.63

 
230

 
$
43.22


The following is a summary of the MTIP award activity for the three months ended February 28, 2013 and February 29, 2012:
 
2013
 
2012
(shares in thousands)
Number
of
Shares
 
Weighted-
Average
Grant-Date
Fair Value
 
Number
of
Shares
 
Weighted-
Average
Grant-Date
Fair Value
Outstanding at beginning of period
240

 
$
46.63

 
120

 
$
44.47

Granted
94

 
64.74

 
120

 
48.78

Outstanding at end of period
334

 
$
51.73

 
240

 
$
46.63