Debt (Schedule Of Outstanding Debt) (Details) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2013
|
Dec. 31, 2012
|
Mar. 31, 2012
Senior Debt Obligations Due 2012 [Member]
|
Dec. 31, 2013
Senior Debt Obligations Due 2013 [Member]
|
Dec. 31, 2012
Senior Debt Obligations Due 2013 [Member]
|
Dec. 31, 2013
Senior Debt Obligations Due 2033 [Member]
|
Dec. 31, 2012
Senior Debt Obligations Due 2033 [Member]
|
Dec. 31, 2013
Senior Debt Obligations Due 2014 [Member]
|
Dec. 31, 2012
Senior Debt Obligations Due 2014 [Member]
|
Feb. 28, 2011
Senior Debt Obligations Due 2014 [Member]
|
Dec. 31, 2013
Senior Debt Obligations Due 2015 [Member]
|
Sep. 30, 2013
Senior Debt Obligations Due 2015 [Member]
|
Dec. 31, 2012
Senior Debt Obligations Due 2015 [Member]
|
Dec. 31, 2013
Senior Debt Obligations Due 2017 [Member]
|
Dec. 31, 2012
Senior Debt Obligations Due 2017 [Member]
|
Mar. 31, 2012
Senior Debt Obligations Due 2017 [Member]
|
Dec. 31, 2013
Senior Debt Obligations Due 2019 [Member]
|
Dec. 31, 2012
Senior Debt Obligations Due 2019 [Member]
|
Dec. 31, 2013
Senior Debt Obligations Due 2021 [Member]
|
Dec. 31, 2012
Senior Debt Obligations Due 2021 [Member]
|
Dec. 31, 2013
Senior Debt Obligations Due 2018 [Member]
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Sep. 30, 2013
Senior Debt Obligations Due 2018 [Member]
|
Dec. 31, 2012
Senior Debt Obligations Due 2018 [Member]
|
Dec. 31, 2013
Senior Debt Obligations Due 2023 [Member]
|
Sep. 30, 2013
Senior Debt Obligations Due 2023 [Member]
|
Dec. 31, 2012
Senior Debt Obligations Due 2023 [Member]
|
Dec. 31, 2013
Mortgage Due 2035 [Member]
|
Dec. 31, 2012
Mortgage Due 2035 [Member]
|
Dec. 31, 2013
Three-Year Delayed Draw Term Loan Facility [Member]
|
Dec. 31, 2012
Three-Year Delayed Draw Term Loan Facility [Member]
|
Dec. 31, 2013
Other Debt Instruments [Member]
|
Dec. 31, 2012
Other Debt Instruments [Member]
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Debt Instrument [Line Items] | ||||||||||||||||||||||||||||||||
Current portion of long-term debt | $ 334 | $ 260 | ||||||||||||||||||||||||||||||
Long-term debt, current and noncurrent | 2,955 | 2,918 | 0 | 250 | 297 | 296 | 323 | 326 | 230 | 479 | 249 | 249 | 399 | 398 | 497 | 497 | 248 | 0 | 247 | 0 | 413 | 422 | 50 | 0 | 2 | 1 | ||||||
Long-term debt and capital lease obligations | $ 2,621 | $ 2,658 | ||||||||||||||||||||||||||||||
Interest rate | 6.25% | 4.85% | 5.875% | 5.375% | 5.375% | 5.75% | 5.75% | 2.30% | 2.30% | 9.25% | 4.80% | 2.55% | 2.55% | 4.05% | 4.05% | 5.70% |