Income Taxes (Schedule Of Unrecognized Tax Benefits) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Income Taxes [Abstract]
Unrecognized tax benefit - beginning of year	$ 203,350	$ 237,541	$ 166,513
Additions for current year tax positions	964	5,166	109,786
Additions for prior year tax positions	5,048	5,079	5,143
Reductions for prior year tax positions	(7,878)	(11,432)	(18,742)
Settlements	(7,434)	(24,868)	(2,521)
Reductions related to expirations of statute of limitations	(22,293)	(21,508)	(22,638)
Foreign currency translation	(8,872)	8,872
Addition due to acquisition		4,500
Unrecognized tax benefit - end of year	$ 162,885	$ 203,350	$ 237,541

Gross amount of increases in unrecognized tax benefits resulting from foreign currency translation.

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Unrecognized tax benefits resulting from addition due to acquisition.

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Unrecognized tax benefits resulting from settlements with taxing authorities

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- Definition

The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date.

+ References

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

-Publisher FASB

-Name FASB Interpretation (FIN)

-Number 48

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

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The gross amount of decreases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns.

+ References

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

-Publisher FASB

-Name FASB Interpretation (FIN)

-Number 48

-Paragraph 21

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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

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The gross amount of increases in unrecognized tax benefits resulting from tax positions that have been or will be taken in the tax return for the current period, excluding amounts pertaining to examined tax returns.

+ References

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

-Publisher FASB

-Name FASB Interpretation (FIN)

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The gross amount of increases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns.

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The gross amount of decreases in unrecognized tax benefits resulting from lapses of the applicable statutes of limitations.

+ References

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-Name FASB Interpretation (FIN)

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