Employee Benefits Plans (Details 4)	Dec. 31, 2011	Dec. 31, 2010
U.S. Plans [Member]
Summary of weighted-average actuarial assumptions used in determining funded status
Discount rate	4.90%	5.70%
Rate of increase in compensation levels	4.00%	4.00%
Foreign Plans [Member]
Summary of weighted-average actuarial assumptions used in determining funded status
Discount rate	4.76%	5.55%
Rate of increase in compensation levels	3.54%	3.55%

Expected rate of compensation increases (for pay-related plans).

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 132R

-Paragraph 5

-Subparagraph j

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (k)(2)

-URI http://asc.fasb.org/extlink&oid=6962843&loc=d3e1928-114920

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