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Income Taxes (Reconciliation Of Unrecognized Tax Benefits) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Income Taxes [Abstract]
Unrecognized tax benefits, beginning balance	$ 7,482	$ 7,531
Gross increases - tax positions in prior period	2,184	268
Gross increases - current-period tax positions	1,219	311
Settlements	(58)	(628)
Unrecognized tax benefits, ending balance	$ 10,827	$ 7,482

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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.

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

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-Name FASB Interpretation (FIN)

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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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