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Earnings per share and shareholders' equity (Details 3) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013
Reclassifications out of accumulated other comprehensive income/(loss) |  |  |  |
Interest expense | $ 19,170 | $ 19,043 | $ 58,648 | $ 56,216
Amortization of transition obligation, prior service credit and net losses recognized during the period in net periodic benefit cost | (2,829) | (5,789) | (8,515) | (17,490)
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets | 2,542 | 5,156 | 7,627 | 15,468
Amount reclassified from AOCI |  |  |  |
Reclassifications out of accumulated other comprehensive income/(loss) |  |  |  |
Total reclassifications | 346 | 692 | (650) | 1,461
Net unrealized gains (losses) on securities | Amount reclassified from AOCI |  |  |  |
Reclassifications out of accumulated other comprehensive income/(loss) |  |  |  |
Revenues-bank (net gains on sales of securities) | 0 | 0 | (1,715) | (738)
Derivatives qualified as cash flow hedges Interest rate contracts (settled in 2011) | Amount reclassified from AOCI |  |  |  |
Reclassifications out of accumulated other comprehensive income/(loss) |  |  |  |
Interest expense | 59 | 59 |  |
Derivatives qualified as cash flow hedges Interest rate contracts (settled in 2011) | Interest rate contracts | Amount reclassified from AOCI |  |  |  |
Reclassifications out of accumulated other comprehensive income/(loss) |  |  |  |
Interest expense |  |  | 177 | 177
Retirement benefit plans | Amount reclassified from AOCI |  |  |  |
Reclassifications out of accumulated other comprehensive income/(loss) |  |  |  |
Amortization of transition obligation, prior service credit and net losses recognized during the period in net periodic benefit cost | 2,829 | 5,789 | 8,515 | 17,490
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets | (2,542) | (5,156) | (7,627) | (15,468)
Hawaiian Electric Company, Inc. and Subsidiaries |  |  |  |
Reclassifications out of accumulated other comprehensive income/(loss) |  |  |  |
Amortization of transition obligation, prior service credit and net losses recognized during the period in net periodic benefit cost | (2,552) | (5,173) | (7,659) | (15,520)
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets | 2,542 | 5,156 | 7,627 | 15,468
Hawaiian Electric Company, Inc. and Subsidiaries | Amount reclassified from AOCI |  |  |  |
Reclassifications out of accumulated other comprehensive income/(loss) |  |  |  |
Total reclassifications | 10 | 17 | 32 | 52
Hawaiian Electric Company, Inc. and Subsidiaries | Retirement benefit plans | Amount reclassified from AOCI |  |  |  |
Reclassifications out of accumulated other comprehensive income/(loss) |  |  |  |
Amortization of transition obligation, prior service credit and net losses recognized during the period in net periodic benefit cost | 2,552 | 5,173 | 7,659 | 15,520
Less: reclassification adjustment for impact of D&Os of the PUC included in regulatory assets | $ (2,542) | $ (5,156) | $ (7,627) | $ (15,468)

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