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Reconciliation of electric utility operating income per HEI and HECO consolidated statements of income - HECO (Hawaiian Electric Company, Inc. and Subsidiaries) | 9 Months Ended
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Sep. 30, 2013
Hawaiian Electric Company, Inc. and Subsidiaries |
Reconciliation of electric utility operating income per HEI and HECO consolidated statements of income | Reconciliation of electric utility operating income per HEI and Hawaiian Electric consolidated statements of income
|  | Three months ended September 30 |  | Nine months ended September 30
(in thousands) |  | 2013 |  | 2012 |  | 2013 |  | 2012
Operating income from regulated and nonregulated activities before income taxes (per HEI consolidated statements of income) |  | $ | 71,914 |  |  | $ | 74,819 |  |  | $ | 186,005 |  |  | $ | 193,569 |
Deduct: |  |  |  |  |  |  |  |  |  |  |  |
Income taxes on regulated activities |  | (18,928 | ) |  | (22,352 | ) |  | (51,356 | ) |  | (58,291 | )
Revenues from nonregulated activities |  | (2,182 | ) |  | (1,892 | ) |  | (7,153 | ) |  | (5,431 | )
Add: Expenses from nonregulated activities |  | 1,082 |  |  | 804 |  |  | 2,801 |  |  | 1,620 |
Operating income from regulated activities after income taxes (per Hawaiian Electric consolidated statements of income) |  | $ | 51,886 |  |  | $ | 51,379 |  |  | $ | 130,297 |  |  | $ | 131,467 |

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- Definition This element encapsulates disclosures pertaining to reconciliation of operating income from electric utility. + References No definition available. + Details
Name: | he_ReconciliationOfElectricUtilityOperatingIncomeTextBlock
Namespace Prefix: | he_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration