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Debt (Tables) | 12 Months Ended
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Dec. 31, 2012
Debt Tables [Abstract] |
Debt In Default Table |
|  |  | Primary Nature |  | December 31, 2012
| Subsidiary |  | of Default |  | Default |  | Net Assets
|  |  |  |  | (in millions)
| Maritza(1) |  | Covenant |  | $ | 872 |  | $ | 578
| Sonel |  | Covenant |  |  | 294 |  |  | 379
| Kavarna |  | Covenant |  |  | 209 |  |  | 79
| Saurashtra |  | Covenant |  |  | 25 |  |  | 15
| Total |  |  |  | $ | 1,400 |  |  |
Carrying Amount And Terms Of Non-Recourse Debt |
|  | Weighted Average |  |  |  | December 31,
NON-RECOURSE DEBT |  | Interest Rate |  | Maturity |  | 2012 |  | 2011
|  |  |  |  |  |  | (in millions)
VARIABLE RATE:(1) |  |  |  |  |  |  |  |  |  |
Bank loans |  | 3.44% |  | 2013 - 2030 |  | $ | 3,532 |  | $ | 3,430
Notes and bonds |  | 8.08% |  | 2013 - 2040 |  |  | 1,887 |  |  | 2,178
Debt to (or guaranteed by) multilateral, |  |  |  |  |  |  |  |  |  |
| export credit agencies or development banks(2) |  | 3.43% |  | 2013 - 2027 |  |  | 2,129 |  |  | 1,989
Other |  | 5.33% |  | 2013 - 2042 |  |  | 357 |  |  | 321
FIXED RATE: |  |  |  |  |  |  |  |  |  |
Bank loans |  | 8.76% |  | 2013 - 2023 |  |  | 231 |  |  | 412
Notes and bonds |  | 6.36% |  | 2013 - 2061 |  |  | 6,448 |  |  | 6,487
Debt to (or guaranteed by) multilateral, |  |  |  |  |  |  |  |  |  |
| export credit agencies or development banks(3) |  | 6.51% |  | 2013 - 2027 |  |  | 616 |  |  | 513
Other |  | 8.16% |  | 2013 - 2039 |  |  | 211 |  |  | 205
SUBTOTAL |  |  |  |  |  | $ | 15,411(4) |  | $ | 15,535(4)
Less: Current maturities |  |  |  |  |  |  | (2,843) |  |  | (2,123)
TOTAL |  |  |  |  |  | $ | 12,568 |  | $ | 13,412
Schedule For Maturity For Non-Recourse Debt |
|  |  |  | Annual
| December 31, |  | Maturities
|  |  |  | (in millions)
| 2013 | . |  | $ | 2,843
| 2014 | . |  |  | 1,416
| 2015 | . |  |  | 765
| 2016 | . |  |  | 2,374
| 2017 | . |  |  | 699
| Thereafter |  |  | 7,314
| Total non-recourse debt |  | $ | 15,411

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- Definition This table represents the disclosure (by subsidiary) of the nature and amount of the debt in default or accelerated and associated net assets at the balance sheet date. + References No definition available. + Details
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