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Cash flows (Tables) | 9 Months Ended
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Sep. 30, 2013
Supplemental Cash Flow Elements [Abstract] |
Schedule of supplemental disclosures of cash and noncash activity |
Nine months ended September 30 |  | 2013 |  | 2012
(in millions) |  |  |  |
Supplemental disclosures of cash flow information |  |  |  |  |  |
Interest paid to non-affiliates |  | $ | 62 |  |  | $ | 61 |
Income taxes paid |  | 2 |  |  | — |
Supplemental disclosures of noncash activities |  |  |  |  |  |
Common stock dividends reinvested in HEI common stock (1) |  | 18 |  |  | 18 |
Increases in common stock related to director and officer compensatory plans |  | 3 |  |  | 5 |
Additions to electric utility property, plant and equipment - Unpaid invoices and other |  | 17 |  |  | 27 |
Real estate acquired in settlement of loans |  | 4 |  |  | 7 |
Loans transferred from held-for-investment to held-for-sale |  | 25 |  |  | — |
___________________________________________ (1) The amounts shown represent common stock dividends reinvested in HEI common stock under the HEI Dividend Reinvestment and Stock Purchase Plan (DRIP) in noncash transactions.

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- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
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