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.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.13,16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

Name:	us-gaap_DebtAndCapitalLeaseObligations
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 6

-Section H

+ Details

Name:	us-gaap_LongTermDebtAndCapitalLeaseObligations
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19,20)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20

-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19

-Article 5

+ Details

Name:	us-gaap_LongTermDebtCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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]	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]
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%