|
Debt Debt (First Lien Notes) (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
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| Debt Instrument [Line Items] | ||||||||||
| Long-term Debt | $ 11,112 | $ 10,750 | ||||||||
|
First Lien Notes 2017 [Member]
|
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| Debt Instrument [Line Items] | ||||||||||
| Debt Instrument, Interest Rate, Effective Percentage | 0.00% | [1] | 7.50% | [1] | ||||||
| Long-term Debt | 0 | [2] | 1,080 | [2] | ||||||
|
First Lien Notes 2017 [Member] | Early Tender Amount [Member]
|
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| Debt Instrument [Line Items] | ||||||||||
| Long-term Debt | 742 | |||||||||
|
First Lien Notes 2017 [Member] | Remaining Tender Amount [Member] [Member]
|
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| Debt Instrument [Line Items] | ||||||||||
| Long-term Debt | 338 | |||||||||
|
First Lien Notes 2019 [Member]
|
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| Debt Instrument [Line Items] | ||||||||||
| Debt Instrument, Interest Rate, Effective Percentage | 8.20% | [1] | 8.20% | [1] | ||||||
| Long-term Debt | 320 | [3] | 360 | [3] | ||||||
|
First Lien Notes 2020 [Member]
|
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| Debt Instrument [Line Items] | ||||||||||
| Debt Instrument, Interest Rate, Effective Percentage | 8.20% | [1] | 8.10% | [1] | ||||||
| Long-term Debt | 875 | [3] | 983 | [3] | ||||||
|
First Lien Notes 2021 [Member]
|
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| Debt Instrument [Line Items] | ||||||||||
| Debt Instrument, Interest Rate, Effective Percentage | 7.70% | [1] | 7.70% | [1] | ||||||
| Long-term Debt | 1,600 | [3] | 1,800 | [3] | ||||||
|
2022 First Lien Notes [Member]
|
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| Debt Instrument [Line Items] | ||||||||||
| Debt Instrument, Interest Rate, Effective Percentage | 6.20% | [1] | 0.00% | [1] | ||||||
| Long-term Debt | 744 | [2] | 0 | [2] | ||||||
|
First Lien Notes 2023 [Member]
|
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| Debt Instrument [Line Items] | ||||||||||
| Debt Instrument, Interest Rate, Effective Percentage | 8.00% | [1] | 8.00% | [1] | ||||||
| Long-term Debt | 960 | [3] | 1,080 | [3] | ||||||
|
Corporate Debt Securities [Member]
|
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| Debt Instrument [Line Items] | ||||||||||
| Long-term Debt | 4,989 | 5,303 | ||||||||
|
2024 First Lien Notes [Member]
|
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| Debt Instrument [Line Items] | ||||||||||
| Debt Instrument, Interest Rate, Effective Percentage | 5.90% | [1] | 0.00% | [1] | ||||||
| Long-term Debt | $ 490 | [3] | $ 0 | [3] | ||||||
| Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed | 10.00% | |||||||||
| Debt Instrument, Redemption Price, Percentage | 103.00% | |||||||||
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