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Other Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2011

Other Employee Benefit Plans [Abstract]

Schedule Of Shares Purchased In The Open Market For Employees

		Shares purchased				Average price per share
2009			4,084			$	180.34
2010			4,836			$	168.86
2011			6,636			$	98.55

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- Definition

Tabular disclosure of the number of shares authorized to be purchased, the number of shares purchased at the beginning and end of the period, the number of shares purchased during the period, the weighted-average purchase price of stock purchased under the plan and the weighted average per share fair value of stock purchased under the plan.

+ References

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

-Topic 718

-SubTopic 10

-Publisher FASB

-Number

-Article

-Subparagraph (g)

-Name Accounting Standards Codification

-Paragraph 2

-Section 50

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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