Stock-Based Compensation (Tables)

3 Months Ended

Feb. 28, 2013

Share-based Compensation [Abstract]

Stock Based Compensation in Selling, General and Administrative Expense

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

Summary of Restricted Stock Unit Activity

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

Summary of Option Activity

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

Schedule of Share Based Compensation, Performance Shares, Activity [Table Text Block]

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