Stock-Based Compensation (Tables)

12 Months Ended

Nov. 30, 2012

Share-based Compensation [Abstract]

Summary Of RSU Activity

A summary of our RSU activity for the years ended November 30 follows:

(shares in thousands)	2012				2011				2010
	Shares		Weighted-     average     price		Shares		Weighted- average price		Shares		Weighted- average price
Beginning of year	233		$	43.23	289		$	35.42	353		$	32.40
Granted	113		54.30		133		47.40		177		38.36
Vested	(147	)	42.82		(183	)	34.04		(238	)	33.15
Forfeited	(7	)	47.88		(6	)	40.91		(3	)	32.71
Outstanding—end of year	192		$	49.65	233		$	43.23	289		$	35.42

Assumptions Of Stock Compensation Plans

These fair values were computed using the following range of assumptions for our various stock compensation plans for the years ended November 30:

	2012		2011		2010
Risk-free interest rates	0.1 - 2.2%		0.1 - 3.5%		0.2 - 3.8%
Dividend yield	2.3	%	2.4	%	2.7	%
Expected volatility	16.5 - 21.6%		15.2 - 22.2%		20.4 - 24.2%
Expected lives	6.1 years		6.4 years		6.2 years

Summary Of Stock Option Activity

A summary of our stock option activity for the years ended November 30 follows:

(shares in millions)	2012				2011				2010
	Shares		Weighted-     average     exercise     price		Shares		Weighted- average exercise price		Shares		Weighted- average exercise price
Beginning of year	6.6		$	34.98	7.4		$	32.01	11.3		$	29.45
Granted	0.9		54.27		1.0		47.40		1.0		38.39
Exercised	(2.4	)	31.43		(1.7	)	29.35		(4.8	)	27.25
Forfeited	—		—		(0.1	)	30.08		(0.1	)	33.97
End of year	5.1		40.06		6.6		34.98		7.4		32.01
Exercisable—end of year	2.7		$	34.99	4.2		$	32.26	5.2		$	30.86

Summary Of Our Stock Options Outstanding And Exercisable

A summary of our stock options outstanding and exercisable at November 30, 2012 follows:

(shares in millions)	Options outstanding				Options exercisable
Range of exercise price	Shares	Weighted- average remaining life (yrs)	Weighted- average exercise price		Shares	Weighted- average remaining life (yrs)	Weighted-   average   exercise   price
$22.25 - $32.75	1.5	3.6	$	29.25	1.2	2.9	$	29.09
$32.76 - $43.25	1.8	5.1	38.05		1.3	4.3	37.94
$43.26 - $53.75	0.9	8.3	47.40		0.2	8.3	47.40
$53.76 - $64.25	0.9	9.3	54.27		—	—	—
	5.1	6.0	$	40.06	2.7	4.0	$	34.99

Schedule of Mid-term Incentive Plan Activity

A summary of the MTIP award activity for the years ended November 30 follows:

(shares in thousands)	2012			2011
	Shares	Weighted-     average     exercise     price		Shares	Weighted- average exercise price
Beginning of year	120	$	44.47	—	—
Granted	120	48.78		120	$	44.47
Outstanding—end of year	240	$	46.63	120	$	44.47