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Bank segment (HEI only) - Balance Sheets Data (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | --- | --- | ---
Assets |  |  |  |
Cash and due from banks | $ 169,208 | $ 261,881 | $ 278,452 | $ 300,478
Investment securities |  |  |  |
Available-for-sale, at fair value | 1,388,533 | 1,401,198 |  |
Held-to-maturity, at amortized cost (fair value of $142,057 and $44,412 at December 31, 2018 and 2017, respectively) | 141,875 | 44,515 |  |
Stock in Federal Home Loan Bank, at cost | 9,958 | 9,706 |  |
Allowance for loan losses | (52,119) | (53,637) |  |
Total loans, net | 4,790,902 | 4,617,131 |  |
Loans held for sale, at lower of cost or fair value | 1,805 | 11,250 |  |
Other | 530,364 | 513,535 |  |
Goodwill | 82,190 | 82,190 |  |
Total assets | 13,104,051 | 12,534,160 | 11,881,981 |
LIABILITIES AND SHAREHOLDERS’ EQUITY |  |  |  |
Other | 580,788 | 521,018 |  |
Total liabilities | 10,907,478 | 10,402,481 |  |
Commitments and contingencies |  |  |  |
Retained earnings | 543,623 | 476,836 |  |
Net unrealized losses on securities | (24,423) | (14,951) |  |
Accumulated other comprehensive loss, net of tax benefits | (50,610) | (41,941) |  |
Total shareholders’ equity | 2,162,280 | 2,097,386 | $ 2,066,753 | $ 1,927,640
Total capitalization and liabilities | 13,104,051 | 12,534,160 |  |
Other assets |  |  |  |
Premises and equipment, net | 4,830,118 | 4,460,248 |  |
Total other assets | 530,364 | 513,535 |  |
Other liabilities |  |  |  |
Total other liabilities | 580,788 | 521,018 |  |
Held-to-maturity investment securities | 142,057 | 44,412 |  |
American Savings Bank (ASB) |  |  |  |
Assets |  |  |  |
Cash and due from banks | 122,059 | 140,934 |  |
Interest-bearing deposits | 4,225 | 93,165 |  |
Investment securities |  |  |  |
Available-for-sale, at fair value | 1,388,533 | 1,401,198 |  |
Held-to-maturity, at amortized cost (fair value of $142,057 and $44,412 at December 31, 2018 and 2017, respectively) | 141,875 | 44,515 |  |
Stock in Federal Home Loan Bank, at cost | 9,958 | 9,706 |  |
Loans held for investment | 4,843,021 | 4,670,768 |  |
Allowance for loan losses | (52,119) | (53,637) |  |
Total loans, net | 4,790,902 | 4,617,131 |  |
Loans held for sale, at lower of cost or fair value | 1,805 | 11,250 |  |
Other | 486,347 | 398,570 |  |
Goodwill | 82,190 | 82,190 |  |
Total assets | 7,027,894 | 6,798,659 |  |
LIABILITIES AND SHAREHOLDERS’ EQUITY |  |  |  |
Deposit liabilities–noninterest-bearing | 1,800,727 | 1,760,233 |  |
Deposit liabilities–interest-bearing | 4,358,125 | 4,130,364 |  |
Other borrowings | 110,040 | 190,859 |  |
Other | 124,613 | 110,356 |  |
Total liabilities | 6,393,505 | 6,191,812 |  |
Commitments and contingencies |  |  |  |
Common stock | 1 | 1 |  |
Additional paid in capital | 347,170 | 345,018 |  |
Retained earnings | 325,286 | 292,957 |  |
Net unrealized losses on securities | (24,423) | (14,951) |  |
Retirement benefit plans | (13,645) | (16,178) |  |
Accumulated other comprehensive loss, net of tax benefits | (38,068) | (31,129) |  |
Total shareholders’ equity | 634,389 | 606,847 |  |
Total capitalization and liabilities | 7,027,894 | 6,798,659 |  |
Other assets |  |  |  |
Bank-owned life insurance | 151,172 | 148,775 |  |
Premises and equipment, net | 214,415 | 136,270 |  |
Accrued interest receivable | 20,140 | 18,724 |  |
Mortgage servicing rights | 8,062 | 8,639 |  |
Low-income housing investments | 67,626 | 59,016 |  |
Real estate acquired in settlement of loans, net | 406 | 133 |  |
Other | 24,526 | 27,013 |  |
Total other assets | 486,347 | 398,570 |  |
Other liabilities |  |  |  |
Accrued expenses | 54,084 | 39,312 |  |
Federal and state income taxes payable | 2,012 | 3,736 |  |
Cashier’s checks | 26,906 | 27,000 |  |
Advance payments by borrowers | 10,183 | 10,245 |  |
Other | 31,428 | 30,063 |  |
Total other liabilities | 124,613 | 110,356 |  |
Held-to-maturity investment securities | $ 142,057 | $ 44,412 |  |

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