v2.4.0.6

Variable Interest Entities (VIEs) (Details) (USD $) In Millions, unless otherwise specified | 9 Months Ended |
--- | --- | ---
Sep. 30, 2012 | Dec. 31, 2011
Freeport GP [Member] |  |
Variable Interest Entities (VIEs) (Textual) [Abstract] |  |
Ownership percentage in joint venture | 50.00% |
Freeport LNG [Member] |  |
Variable Interest Entities (VIEs) (Textual) [Abstract] |  |
Long-term agreement with Freeport LNG to use LNG regasification capacity, cubic feet per day | 900,000,000 |
Loan balance with affiliated company | $ 579 | $ 612

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