|
Debt (Corporate Revolving Facility and other Letters of Credit Facilities) (Details) (USD $)
In Millions, unless otherwise specified |
6 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
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Dec. 31, 2013
|
Dec. 31, 2012
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Dec. 31, 2013
Corporate Revolving Facility [Member]
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Dec. 31, 2012
Corporate Revolving Facility [Member]
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Dec. 31, 2013
CDH [Member]
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Dec. 31, 2012
CDH [Member]
|
Dec. 31, 2013
Various Project Financing Facilities [Member]
|
Dec. 31, 2012
Various Project Financing Facilities [Member]
|
Jun. 30, 2013
Corporate Revolving Facility Amendment No. 1 [Member]
|
Jun. 30, 2013
Corporate Revolving Facility [Member]
|
|
| Line of Credit Facility [Line Items] | ||||||||||
| Debt Instrument, Interest Rate, Stated Percentage Rate Range, Maximum | 2.25% | 3.25% | ||||||||
| Line of Credit Facility, Fair Value of Amount Outstanding | $ 630 | $ 626 | $ 242 | $ 243 | $ 218 | $ 253 | $ 170 | $ 130 | ||
| Term loan interest rate spread option Prime Rate | 1.25% | 2.25% | ||||||||
| Line of Credit Facility, Unused Capacity, Commitment Fee Percentage | 0.50% | 0.75% | ||||||||