|
Litigation and Other Contingencies (Narrative) (Details) (USD $)
In Millions, unless otherwise specified |
6 Months Ended | 6 Months Ended | |||||
|---|---|---|---|---|---|---|---|
|
Jun. 30, 2011
cubicFeet
gal
|
May 01, 2007
|
Jun. 30, 2011
Equity Company Obligations [Member]
|
Jun. 30, 2011
Guarantees, Notes, Loans And Performance [Member]
|
Jun. 27, 2007
Expropriation of Assets [Member]
|
Jun. 30, 2011
Compensatory Damages [Member]
|
Jun. 30, 2011
Punitive Damages [Member]
|
|
| Total guarantees | $ 9,618 | $ 6,433 | $ 9,618 | ||||
| Percentage ownership interest in Cerro Negro Project | 41.67% | 41.67% | |||||
| Net book investment in Cerro Negro Project | 750 | ||||||
| Accidental gasoline leak (gallons) | 26,000 | ||||||
| Litigation court verdict | $ 497 | $ 1,000 | |||||