Long-Term Debt (Schedule of Early Redemption Prices on 5.125% Senior Secured Notes due 2021) (Details) (Senior Secured Notes at 5.125, Due 2021 [Member], Senior Secured Notes [Member])	3 Months Ended
Mar. 31, 2015
Debt Instrument, Redemption, Period Three [Member]
Debt Instrument, Redemption [Line Items]
Debt Instrument Redemption Price Percentage	103.844%
Debt Instrument, Redemption Period, Start Date	Feb. 01, 2017
Debt Instrument, Redemption Period, End Date	Jan. 31, 2018
Debt Instrument, Redemption, Period Four [Member]
Debt Instrument, Redemption [Line Items]
Debt Instrument Redemption Price Percentage	102.563%
Debt Instrument, Redemption Period, Start Date	Feb. 01, 2018
Debt Instrument, Redemption Period, End Date	Jan. 31, 2019
Debt Instrument, Redemption, Period Five [Member]
Debt Instrument, Redemption [Line Items]
Debt Instrument Redemption Price Percentage	101.281%
Debt Instrument, Redemption Period, Start Date	Feb. 01, 2019
Debt Instrument, Redemption Period, End Date	Jan. 31, 2020
Debt Instrument, Redemption, Period Six [Member]
Debt Instrument, Redemption [Line Items]
Debt Instrument Redemption Price Percentage	100.00%
Debt Instrument, Redemption Period, Start Date	Feb. 01, 2020
Debt Instrument, Redemption Period, End Date	Jan. 31, 2021

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End date of debt instrument redemption period, in CCYY-MM-DD format.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 50

-Paragraph 3

-Subparagraph e

-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

+ Details

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- Definition

Start date of debt instrument redemption period, in CCYY-MM-DD format.

+ References

+ Details

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- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

+ Details

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