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Business and Basis of Presentation Business and Basis of Presentation (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
Extinguishment of Debt [Line Items] |  |
Debt Issuance Cost |  | $ 25,300
Long-term Debt [Member] |  |
Extinguishment of Debt [Line Items] |  |
Debt Issuance Cost | $ 15,081 | 16,589
Secured Debt [Member] |  |
Extinguishment of Debt [Line Items] |  |
Debt Issuance Cost | $ 8,130 | $ 8,722

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- Definition Amount of debt issuance costs (for example, but not limited to, legal, accounting, broker, and regulatory fees). + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |