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Income Taxes Income Taxes Payable (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Income Taxes Payable [Line Items]
Accrued Income Taxes, Current	$ 2,688	$ 5,473

- Definition

Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.

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