Income Taxes (Reconciliation of the Beginning and Ending Amount of Unrecognized Tax Benefits) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Income Taxes [Abstract]
Unrecognized tax benefits balance at January 1	$ 27,053	$ 23,467	$ 22,513
Increase in gross amounts of tax positions related to prior years	9,454	8,040	23
Decrease in gross amounts of tax positions related to prior years		(37)	(690)
Increase in gross amounts of tax positions related to current year	381	1,005	1,043
Decrease due to settlements with tax authorities	(13,099)	(4,576)
Decrease due to lapse in statute of limitations	(20)		(76)
Currency translation	617	(846)	654
Unrecognized tax benefits balance at December 31	$ 24,386	$ 27,053	$ 23,467

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

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-Name Accounting Standards Codification

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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.

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The gross amount of decreases in unrecognized tax benefits resulting from settlements with taxing authorities.

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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.

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

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

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