Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

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-Publisher FASB

-Name Accounting Standards Codification

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-Section S99

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-Subparagraph (SX 210.7-03.16)

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Contractual interest rate for funds borrowed, under the debt agreement.

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

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- Definition

Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

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Amount of long-term debt, after unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Debt (Schedule Of Outstanding Debt) (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2014 Senior Debt Obligations Due 2033 [Member]	Dec. 31, 2013 Senior Debt Obligations Due 2033 [Member]	Sep. 30, 2014 Senior Debt Obligations Due 2014 [Member]	Dec. 31, 2013 Senior Debt Obligations Due 2014 [Member]	Sep. 30, 2014 Senior Debt Obligations Due 2015 [Member]	Dec. 31, 2013 Senior Debt Obligations Due 2015 [Member]	Sep. 30, 2014 Senior Debt Obligations Due 2017 [Member]	Dec. 31, 2013 Senior Debt Obligations Due 2017 [Member]	Sep. 30, 2014 Senior Debt Obligations Due 2019 [Member]	Dec. 31, 2013 Senior Debt Obligations Due 2019 [Member]	Sep. 30, 2014 Senior Debt Obligations Due 2021 [Member]	Dec. 31, 2013 Senior Debt Obligations Due 2021 [Member]	Sep. 30, 2014 Senior Debt Obligations Due 2018 [Member]	Dec. 31, 2013 Senior Debt Obligations Due 2018 [Member]	Sep. 30, 2013 Senior Debt Obligations Due 2018 [Member]	Sep. 30, 2014 Senior Debt Obligations Due 2023 [Member]	Dec. 31, 2013 Senior Debt Obligations Due 2023 [Member]	Sep. 30, 2013 Senior Debt Obligations Due 2023 [Member]	Sep. 30, 2014 Senior Debt Obligations Due 2024 [Member]	May 31, 2014 Senior Debt Obligations Due 2024 [Member]	Dec. 31, 2013 Senior Debt Obligations Due 2024 [Member]	Sep. 30, 2014 2.35% Senior Debt Obligations Due 2019 [Member]	Dec. 31, 2013 2.35% Senior Debt Obligations Due 2019 [Member]	Sep. 30, 2014 3.50% Senior Debt Obligations Due 2025 [Member]	Dec. 31, 2013 3.50% Senior Debt Obligations Due 2025 [Member]	Sep. 30, 2014 Mortgage Due 2035 [Member]	Dec. 31, 2013 Mortgage Due 2035 [Member]	Sep. 30, 2014 Three-Year Delayed Draw Term Loan Facility [Member]	Dec. 31, 2013 Three-Year Delayed Draw Term Loan Facility [Member]	Sep. 30, 2014 Other [Member]	Dec. 31, 2013 Other [Member]
Debt Instrument [Line Items]
Current portion of long-term debt	$ 640	$ 334
Long-term debt, current and noncurrent	4,019	2,955	297	297	0	323	230	230	249	249	399	399	497	497	249	248		248	247		595		0	300	0	498	0	405	413	50	50	2	2
Interest rate			5.875%		5.375%		5.75%		2.30%		9.25%		4.80%		2.55%		2.55%	4.05%		4.05%	3.50%	3.50%		2.35%		3.50%		5.70%
Long-term debt	$ 3,379	$ 2,621