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Bank segment (HEI only) Statements of Income Data (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Interest expense |  |  |  |  |  |  |  |  |  |  |  |  |
Interest on deposit liabilities |  |  |  |  |  |  |  |  | $ 5,077 | $ 5,092 |  | $ 6,423 |
Total interest expense |  |  |  |  |  |  |  |  | 87,160 | 85,556 |  | 89,443 |
Provision for loan losses |  |  |  |  |  |  |  |  | 6,126 | 1,507 |  | 12,883 |
Noninterest expense |  |  |  |  |  |  |  |  |  |  |  |  |
Income before income taxes |  |  |  |  |  |  |  |  | 261,922 | 247,747 |  | 217,407 |
Income taxes |  |  |  |  |  |  |  |  | 91,712 | 84,341 |  | 76,859 |
Net income | $ 33,630 | $ 48,286 | $ 41,894 | $ 46,400 | $ 39,486 | $ 48,707 | $ 41,061 | $ 34,152 | 170,210 | 163,406 | [1] | 140,548 | [1]
American Savings Bank (ASB) |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and dividend income |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and fees on loans |  |  |  |  |  |  |  |  | 179,341 | 172,969 |  | 176,057 |
Interest and dividends on investment securities |  |  |  |  |  |  |  |  | 11,945 | 13,095 |  | 13,822 |
Total interest and dividend income |  |  |  |  |  |  |  |  | 191,286 | 186,064 |  | 189,879 |
Interest expense |  |  |  |  |  |  |  |  |  |  |  |  |
Interest on deposit liabilities |  |  |  |  |  |  |  |  | 5,077 | 5,092 |  | 6,423 |
Interest on other borrowings |  |  |  |  |  |  |  |  | 5,731 | 4,985 |  | 4,869 |
Total interest expense |  |  |  |  |  |  |  |  | 10,808 | 10,077 |  | 11,292 |
Net interest income |  |  |  |  |  |  |  |  | 180,478 | 175,987 |  | 178,587 |
Provision for loan losses |  |  |  |  |  |  |  |  | 6,126 | 1,507 |  | 12,883 |
Net interest income after provision for loan losses |  |  |  |  |  |  |  |  | 174,352 | 174,480 |  | 165,704 |
Noninterest income |  |  |  |  |  |  |  |  |  |  |  |  |
Fees from other financial services |  |  |  |  |  |  |  |  | 21,747 | 27,099 |  | 31,361 |
Fee income on deposit liabilities |  |  |  |  |  |  |  |  | 19,249 | 18,363 |  | 17,775 |
Fee income on other financial products |  |  |  |  |  |  |  |  | 8,131 | 8,405 |  | 6,577 |
Bank-owned life insurance |  |  |  |  |  |  |  |  | 3,949 | 3,928 |  | 3,981 |
Mortgage banking income |  |  |  |  |  |  |  |  | 2,913 | 8,309 |  | 14,628 |
Gain on sale of investment securities |  |  |  |  |  |  |  |  | 2,847 | 1,226 |  | 134 |
Other income, net |  |  |  |  |  |  |  |  | 2,375 | 4,753 |  | 1,204 |
Total noninterest income |  |  |  |  |  |  |  |  | 61,211 | 72,083 |  | 75,660 |
Noninterest expense |  |  |  |  |  |  |  |  |  |  |  |  |
Compensation and employee benefits |  |  |  |  |  |  |  |  | 79,885 | 82,910 |  | 75,979 |
Occupancy |  |  |  |  |  |  |  |  | 17,197 | 16,747 |  | 17,179 |
Data processing |  |  |  |  |  |  |  |  | 11,690 | 10,952 |  | 10,098 |
Services |  |  |  |  |  |  |  |  | 10,269 | 9,015 |  | 9,866 |
Equipment |  |  |  |  |  |  |  |  | 6,564 | 7,295 |  | 7,105 |
Office supplies, printing and postage |  |  |  |  |  |  |  |  | 6,089 | 4,233 |  | 3,870 |
Marketing |  |  |  |  |  |  |  |  | 3,999 | 3,373 |  | 3,260 |
FDIC insurance |  |  |  |  |  |  |  |  | 3,261 | 3,253 |  | 3,307 |
Other expense |  |  |  |  |  |  |  |  | 20,990 | 21,726 |  | 21,679 |
Total noninterest expense |  |  |  |  |  |  |  |  | 159,944 | 159,504 |  | 152,343 |
Income before income taxes |  |  |  |  |  |  |  |  | 75,619 | 87,059 |  | 89,021 |
Income taxes |  |  |  |  |  |  |  |  | 24,127 | 29,525 |  | 30,384 |
Net income |  |  |  |  |  |  |  |  | $ 51,492 | $ 57,534 |  | $ 58,637 |
[1] | As restated - See Note 1, “Summary of significant accounting policies - Revision and restatements of previously issued financial statements.”

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- Definition Earnings on or other increases in the value of the cash surrender value of bank owned life insurance policies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.13) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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- Definition The noninterest income derived from mortgage banking activities (fees and commissions), excluding fees earned from servicing third-party assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.13 (d)) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 13 -Article 9 + Details
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- Definition The aggregate interest and fee income generated by: (1) loans the Entity has positive intent and ability to hold for the foreseeable future, or until maturity or payoff, including commercial and consumer loans, whether domestic or foreign, which may consist of: (a) industrial and agricultural; (b) real estate; and (c) real estate construction loans; (d) trade financing; (e) lease financing; (f) home equity lines-of-credit; (g) automobile and other vehicle loans; and (h) credit card and other revolving-type loans and (2) loans and leases held-for-sale which may include mortgage loans, direct financing, and sales-type leases. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.1) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 1 -Article 9 + Details
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