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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 | Comprehensive income Hawaiian Electric Company, Inc. and Subsidiaries
--- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2008 | $ 1,389,454 | $ 1,188,842 | $ 85,387 | $ 299,214 | $ 802,590 | $ 1,651 |
Balance (in shares) at Dec. 31, 2008 |  |  | 12,806,000 |  |  |  |
Comprehensive income: |  |  |  |  |  |  |
Net income for common stock | 83,011 | 79,446 |  |  | 79,446 |  | 79,446
Retirement benefit plans: |  |  |  |  |  |  |
Net transition asset arising during the period, net of taxes of $4,172 | 6,549 | 6,549 |  |  |  | 6,549 | 6,549
Prior service credit arising during the period, net of taxes of $4,408, $3,001 and $922 in 2011, 2010 and 2009, respectively | 1,446 | 1,446 |  |  |  | 1,446 | 1,446
Net gains (losses) arising during the period, net of tax benefits of $74,346, $27,408 and $36,990 in 2011, 2010 and 2009, respectively | 64,547 | 58,081 |  |  |  | 58,081 | 58,081
Less: amortization of transition obligation, prior service credit and net losses recognized during the period in net periodic benefit cost, net of tax benefits of $5,332, $2,387 and $6,250 in 2011, 2010 and 2009, respectively | 10,754 | 9,811 |  |  |  | 9,811 | 9,811
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of tax benefits of $64,134, $21,336 and $48,251 in 2011, 2010 and 2009, respectively | (75,756) | (75,756) |  |  |  | (75,756) | (75,756)
Other comprehensive income (loss) |  |  |  |  |  | 131 |
Comprehensive income | 132,085 | 79,577 |  |  |  |  | 79,577
Issuance of common stock, net of expenses | 92,989 | 92,989 | 6,544 | 86,445 |  |  |
Issuance of common stock, net of expenses (in shares) |  |  | 981,000 |  |  |  |
Common stock dividends | (113,419) | (55,000) |  |  | (55,000) |  |
Balance at Dec. 31, 2009 | 1,441,648 | 1,306,408 | 91,931 | 385,659 | 827,036 | 1,782 |
Balance (in shares) at Dec. 31, 2009 |  |  | 13,787,000 |  |  |  |
Comprehensive income: |  |  |  |  |  |  |
Net income for common stock | 113,535 | 76,589 |  |  | 76,589 |  | 76,589
Retirement benefit plans: |  |  |  |  |  |  |
Prior service credit arising during the period, net of taxes of $4,408, $3,001 and $922 in 2011, 2010 and 2009, respectively | 4,712 | 4,712 |  |  |  | 4,712 | 4,712
Net gains (losses) arising during the period, net of tax benefits of $74,346, $27,408 and $36,990 in 2011, 2010 and 2009, respectively | (44,626) | (43,031) |  |  |  | (43,031) | (43,031)
Less: amortization of transition obligation, prior service credit and net losses recognized during the period in net periodic benefit cost, net of tax benefits of $5,332, $2,387 and $6,250 in 2011, 2010 and 2009, respectively | 4,030 | 3,747 |  |  |  | 3,747 | 3,747
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of tax benefits of $64,134, $21,336 and $48,251 in 2011, 2010 and 2009, respectively | 33,499 | 33,499 |  |  |  | 33,499 | 33,499
Other comprehensive income (loss) |  |  |  |  |  | (1,073) |
Comprehensive income | 108,785 | 75,516 |  |  |  |  | 75,516
Issuance of common stock, net of expenses |  | 4,243 | 293 | 3,950 |  |  |
Issuance of common stock, net of expenses (in shares) |  |  | 44,000 |  |  |  |
Common stock dividends | (115,838) | (48,769) |  |  | (48,769) |  |
Balance at Dec. 31, 2010 | 1,483,637 | 1,337,398 | 92,224 | 389,609 | 854,856 | 709 |
Balance (in shares) at Dec. 31, 2010 | 94,690,932 |  | 13,831,000 |  |  |  |
Comprehensive income: |  |  |  |  |  |  |
Net income for common stock | 138,230 | 99,986 |  |  | 99,986 |  | 99,986
Retirement benefit plans: |  |  |  |  |  |  |
Prior service credit arising during the period, net of taxes of $4,408, $3,001 and $922 in 2011, 2010 and 2009, respectively | 6,943 | 6,921 |  |  |  | 6,921 | 6,921
Net gains (losses) arising during the period, net of tax benefits of $74,346, $27,408 and $36,990 in 2011, 2010 and 2009, respectively | (130,191) | (116,726) |  |  |  | (116,726) | (116,726)
Less: amortization of transition obligation, prior service credit and net losses recognized during the period in net periodic benefit cost, net of tax benefits of $5,332, $2,387 and $6,250 in 2011, 2010 and 2009, respectively | 9,364 | 8,372 |  |  |  | 8,372 | 8,372
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, net of tax benefits of $64,134, $21,336 and $48,251 in 2011, 2010 and 2009, respectively | 100,692 | 100,692 |  |  |  | 100,692 | 100,692
Other comprehensive income (loss) |  |  |  |  |  | (741) |
Comprehensive income | 131,565 | 99,245 |  |  |  |  | 99,245
Issuance of common stock, net of expenses |  | 39,999 | 2,687 | 37,312 |  |  |
Issuance of common stock, net of expenses (in shares) |  |  | 403,000 |  |  |  |
Common stock dividends | (118,500) | (70,558) |  |  | (70,558) |  |
Balance at Dec. 31, 2011 | $ 1,531,949 | $ 1,406,084 | $ 94,911 | $ 426,921 | $ 884,284 | $ (32) |
Balance (in shares) at Dec. 31, 2011 | 96,038,328 |  | 14,234,000 |  |  |  |

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