Income Taxes (Unrecognized Tax Benefits) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Jan. 02, 2011
Reconciliation of unrecognized tax benefits
Balance at Beginning of Period	$ 2,766us-gaap_UnrecognizedTaxBenefits		$ 18,499us-gaap_UnrecognizedTaxBenefits	$ 6,528us-gaap_UnrecognizedTaxBenefits
Additions based on tax positions related to the current year	0	0	2,437
Additions for tax positions of prior years	0	1,543	13,356
Reductions as result of a lapse of applicable statutes of limitations	(690)	(1,298)	(592)
Settlements	0	(15,978)	(3,230)
Balance at End of Period	$ 2,076us-gaap_UnrecognizedTaxBenefits	$ 2,766us-gaap_UnrecognizedTaxBenefits		$ 6,528us-gaap_UnrecognizedTaxBenefits

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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

-URI http://asc.fasb.org/extlink&oid=6527854

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

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-Publisher FASB

-Name Accounting Standards Codification

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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

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

-Publisher FASB

-Name Accounting Standards Codification

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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.

+ References

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

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-Name Accounting Standards Codification

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