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Stock-Based Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2011

Employee Stock Option Plan [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule Of Weighted-Average Assumptions

			September 30,				September 30,				September 30,
		2011				2010				2009
Dividend yield			2.7	%			2.7	%			2.6	%
Expected volatility			41.6	%			41.0	%			39.2	%
Risk-free interest rate			1.4	%			2.0	%			2.3	%
Expected term of options (in years)			4.2				4.3				4.4
Weighted-average grant-date fair value		$	8			$	6			$	4

Summary Of Stock Option Activity

			September 30,				September 30,			September 30,			September 30,
		2011
		Shares (000)				Wtd. Avg. Ex. Price				Wtd. Avg. Remaining Contract Life		Aggregate Intrinsic Value (000)
Outstanding at Beginning of Year			6,805			$	17
Granted			2,462				29
Exercised			(1,497	)			16					$	20,659
Forfeited			(215	)			19
Outstanding at End of Year			7,555				21			3.5 Yrs		$	66,295
Exercisable at End of Year			2,024			$	17			2.3 Yrs		$	26,218

Schedule Of Non-Vested Stock Option Activity

			September 30,				September 30,				September 30,				September 30,				September 30,				September 30,
		2011								2010								2009
		Shares (000)				Wtd. Avg Grant Date Fair Value				Shares (000)				Wtd. Avg Grant Date Fair Value				Shares (000)				Wtd. Avg Grant Date Fair Value
Nonvested stock options at Beginning of Year			5,038			$	5				4,662			$	4				4,622			$	4
Granted			2,462				8				2,197				6				1,990				4
Vested			(1,766	)			5				(1,642	)			4				(1,529	)			4
Forfeited			(204	)			5				(179	)			4				(421	)			4
Nonvested stock options at End of Year			5,530			$	6				5,038			$	5				4,662			$	4

Non-Employee Director Stock Option Plan [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule Of Weighted-Average Assumptions

			September 30,				September 30,				September 30,
		2011				2010				2009
Dividend yield			2.7	%			2.7	%			2.6	%
Expected volatility			40.5	%			40.8	%			38.3	%
Risk-free interest rate			3.2	%			3.5	%			2.9	%
Expected term of options (in years)			6.5				8.1				8.7
Weighted-average grant-date fair value		$	11			$	8			$	4

Summary Of Stock Option Activity

			September 30,				September 30,			September 30,			September 30,
		2011
		Shares (000)				Wtd. Avg. Ex. Price				Wtd. Avg. Remaining Contract Life		Aggregate Intrinsic Value (000)
Outstanding at Beginning of Year			244			$	18
Granted			42				32
Exercised			(94	)			17					$	1,362
Forfeited			(	)
Outstanding at End of Year			192				21			6.8 Yrs		$	1,740
Exercisable at End of Year			192			$	21			6.8 Yrs		$	1,740

Schedule Of Non-Vested Stock Option Activity

			September 30,				September 30,				September 30,				September 30,				September 30,				September 30,
		2011								2010								2009
		Shares (000)				Wtd. Avg Grant Date Fair Value				Shares (000)				Wtd. Avg Grant Date Fair Value				Shares (000)				Wtd. Avg Grant Date Fair Value
Nonvested stock options at Beginning of Year			0			$	0				0			$	0				0			$	0
Granted			42				11				48				8				48				4
Vested			(42	)			11				(48	)			8				(48	)			4
Forfeited			0				0				0				0				0				0
Nonvested stock options at End of Year			0			$	0				0			$	0				0			$	0

X

- Definition

Tabular disclosure of the changes in outstanding nonvested shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Topic 718

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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+ References

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