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Goodwill And Other Intangible Assets (Schedule Of Indefinite Lived Intangible Assets) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012
Acquisitions [Abstract]
Balance at December 31, 2011	$ 32,650
Increase due to acquisitions	14,200
Change due to foreign currency	779
Balance at September 30, 2012	$ 47,629

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- Definition

The aggregate amount of indefinite-lived intangible assets acquired in the period and allocated to the reportable segment. The value is stated at fair value based on the purchase price allocation.

+ References

No definition available.

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- Definition

Carrying amount of assets (excluding financial assets) that lack physical substance, excluding goodwill, having a projected indefinite period of benefit.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275



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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 45

-Subparagraph b

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.

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Amount of increase (decrease) to assets, excluding financial assets and goodwill, lacking physical substance and exist in perpetuity for foreign currency translation adjustments.

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