v2.4.1.9

Condensed Financial Information Of Registrant Dividends (Details) (Parent Company [Member], USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Parent Company [Member]
Cash Dividends Paid to Parent Company by Unconsolidated Subsidiaries	$ 54us-gaap_CashDividendsPaidToParentCompanyByUnconsolidatedSubsidiaries / dei_LegalEntityAxis = us-gaap_ParentCompanyMember	$ 21us-gaap_CashDividendsPaidToParentCompanyByUnconsolidatedSubsidiaries / dei_LegalEntityAxis = us-gaap_ParentCompanyMember	$ 29us-gaap_CashDividendsPaidToParentCompanyByUnconsolidatedSubsidiaries / dei_LegalEntityAxis = us-gaap_ParentCompanyMember

X

- Definition

This element represents disclosure of the aggregate cash dividends paid to the entity by unconsolidated subsidiaries.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 3

-Subparagraph (SX 210.12-04(b))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 235

-Section S99

-Paragraph 2

-Subparagraph (SX 210.9-06)

-URI http://asc.fasb.org/extlink&oid=6882215&loc=d3e537971-122884



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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 06

-Article 9



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph b

-Article 12

+ Details

Name:	us-gaap_CashDividendsPaidToParentCompanyByUnconsolidatedSubsidiaries
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration