Income Taxes (Unrecognized Tax Benefits) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Unrecognized Tax Benefits [Roll Forward]
Balance as of January 1	$ 1,689us-gaap_UnrecognizedTaxBenefits	$ 1,587us-gaap_UnrecognizedTaxBenefits	$ 2,343us-gaap_UnrecognizedTaxBenefits
Increases for positions taken in prior periods	45	70	30
Increases for positions taken in current periods	0	1,132	1,129
Decreases in unrecorded tax positions related to settlement with the taxing authorities	(1,073)	(1,010)	(1,857)
Decreases in unrecorded tax positions related to lapse of statute of limitations	(80)	(90)	(58)
Balance as of December 31	$ 581us-gaap_UnrecognizedTaxBenefits	$ 1,689us-gaap_UnrecognizedTaxBenefits	$ 1,587us-gaap_UnrecognizedTaxBenefits

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

+ References

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Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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