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Consolidated Statements of Changes in Common Stock Equity - HECO (USD $) In Thousands, except Share data, unless otherwise specified | Total | Hawaiian Electric Company, Inc. and Subsidiaries | Common stock Hawaiian Electric Company, Inc. and Subsidiaries | Premium on capital stock Hawaiian Electric Company, Inc. and Subsidiaries | Retained Earnings Hawaiian Electric Company, Inc. and Subsidiaries | Accumulated other comprehensive income (loss) Hawaiian Electric Company, Inc. and Subsidiaries
--- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2012 | $ 1,593,865 | $ 1,472,136 | $ 97,788 | $ 468,045 | $ 907,273 | $ (970)
Balance (in shares) at Dec. 31, 2012 |  |  | 14,665,000 |  |  |
Increase (decrease) in stockholders' equity |  |  |  |  |  |
Net income for common stock | 122,503 | 90,939 |  |  | 90,939 |
Other comprehensive income (loss), net of taxes | (9,263) | 52 |  |  |  | 52
Common stock dividends | (91,739) | (61,183) |  |  | (61,183) |
Balance at Sep. 30, 2013 | 1,655,465 | 1,501,944 | 97,788 | 468,045 | 937,029 | (918)
Balance (in shares) at Sep. 30, 2013 |  |  | 14,665,000 |  |  |
Balance at Jun. 30, 2013 |  |  |  |  |  |
Increase (decrease) in stockholders' equity |  |  |  |  |  |
Net income for common stock | 48,236 | 37,817 |  |  |  |
Other comprehensive income (loss), net of taxes | (897) | 17 |  |  |  |
Balance at Sep. 30, 2013 | 1,655,465 | 1,501,944 | 97,788 | 468,045 |  |
Balance (in shares) at Sep. 30, 2013 |  |  | 14,665,000 |  |  |
Balance at Dec. 31, 2013 | 1,727,070 | 1,593,564 | 102,880 | 541,452 | 948,624 | 608
Balance (in shares) at Dec. 31, 2013 | 101,259,800 |  | 15,429,000 |  |  |
Increase (decrease) in stockholders' equity |  |  |  |  |  |
Net income for common stock | 135,163 | 108,529 |  |  | 108,529 |
Other comprehensive income (loss), net of taxes | 2,756 | 32 |  |  |  | 32
Common stock dividends | (94,711) | (66,369) |  |  | (66,369) |
Common stock issuance expenses |  | (5) |  | (5) |  |
Balance at Sep. 30, 2014 | 1,801,408 | 1,635,751 | 102,880 | 541,447 | 990,784 | 640
Balance (in shares) at Sep. 30, 2014 | 102,562,464 |  | 15,429,000 |  |  |
Balance at Jun. 30, 2014 |  |  |  |  |  |
Increase (decrease) in stockholders' equity |  |  |  |  |  |
Net income for common stock | 47,815 | 38,879 |  |  |  |
Other comprehensive income (loss), net of taxes | (1,311) | 10 |  |  |  |
Balance at Sep. 30, 2014 | $ 1,801,408 | $ 1,635,751 | $ 102,880 |  |  |
Balance (in shares) at Sep. 30, 2014 | 102,562,464 |  | 15,429,000 |  |  |

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