v2.4.0.8

Debt (Letter of Credit) (Details) (USD $) In Millions, unless otherwise specified | Sep. 30, 2014 | Dec. 31, 2013
--- | --- | ---
Line of Credit Facility [Line Items] |  |  |  |
Letters of Credit Outstanding, Amount | $ 646 |  | $ 630 |
Corporate Revolving Facility [Member] |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |
Letters of Credit Outstanding, Amount | 206 | [1] | 242 | [1]
CDH [Member] |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |
Letters of Credit Outstanding, Amount | 199 | [2] | 218 | [2]
Various Project Financing Facilities [Member] |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |
Letters of Credit Outstanding, Amount | $ 241 |  | $ 170 |
[1] | The Corporate Revolving Facility represents our primary revolving facility. On July 30, 2014, we amended our Corporate Revolving Facility to increase the capacity by an additional $500 million to $1.5 billion.
[2] | During the first quarter of 2014, we amended our CDHI letter of credit facility to lower our fees and extend the maturity to January 2, 2018.

X
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration