Income Taxes (Gross Unrecognized Tax Benefits) (Details) (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Permanent items	$ 3,000,000	$ 4,200,000
Reconciliation of Unrecognized Tax Benefits [Roll Forward]
Balance at beginning of period	7,848,000us-gaap_UnrecognizedTaxBenefits	2,691,000us-gaap_UnrecognizedTaxBenefits
Additions based on tax positions related to prior years	453,000	5,615,000
Additions based on tax positions related to the current year	921,000	78,000
Reductions due to lapse of the applicable statute of limitations	(4,701,000)	(191,000)
Reductions due to lapse of the applicable statute of limitations	(1,055,000)	(345,000)
Balance at end of period	$ 3,466,000us-gaap_UnrecognizedTaxBenefits	$ 7,848,000us-gaap_UnrecognizedTaxBenefits

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- Definition

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

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

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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.

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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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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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