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Bank segment - Income statement data (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Noninterest income |  |  |  |  |  |  |  |
Noninterest income | $ 550,412 |  |  | $ 725,111 |  |  | $ 1,701,967 | $ 1,962,922
Noninterest expense |  |  |  |  |  |  |  |
Income before income taxes | 79,521 |  |  | 78,693 |  |  | 179,447 | 189,426
Income taxes | 14,018 |  |  | 14,803 |  |  | 30,691 | 36,390
Net income | 65,503 |  |  | 63,890 |  |  | 148,756 | 153,036
Other comprehensive income (loss), net of tax (benefits) | 1,440 | $ (332) | $ 18,212 | 3,297 | $ 13,699 | $ 9,241 | 19,320 | 26,237
Comprehensive income attributable to Hawaiian Electric Industries, Inc. | 66,472 |  |  | 66,716 |  |  | 166,659 | 177,856
COVID-19 related costs | 700 |  |  |  |  |  | 4,500 |
Incremental compensation expense |  |  |  |  |  |  | 2,400 |
Enhanced cleaning and sanitation costs |  |  |  |  |  |  | 1,700 |
American Savings Bank (ASB) |  |  |  |  |  |  |  |
Interest and dividend income |  |  |  |  |  |  |  |
Interest and fees on loans | 52,419 |  |  | 59,260 |  |  | 161,505 | 175,740
Interest and dividends on investment securities | 7,221 |  |  | 7,599 |  |  | 22,939 | 25,762
Total interest and dividend income | 59,640 |  |  | 66,859 |  |  | 184,444 | 201,502
Interest expense |  |  |  |  |  |  |  |
Interest on deposit liabilities | 2,287 |  |  | 4,384 |  |  | 8,945 | 12,923
Interest on other borrowings | 61 |  |  | 422 |  |  | 449 | 1,361
Total interest expense | 2,348 |  |  | 4,806 |  |  | 9,394 | 14,284
Net interest income | 57,292 |  |  | 62,053 |  |  | 175,050 | 187,218
Provision for credit losses | 13,970 |  |  | 3,315 |  |  | 39,504 | 17,873
Net interest income after provision for credit losses | 43,322 |  |  | 58,738 |  |  | 135,546 | 169,345
Noninterest income |  |  |  |  |  |  |  |
Total noninterest income | 19,004 |  |  | 16,342 |  |  | 57,927 | 46,438
Noninterest expense |  |  |  |  |  |  |  |
Compensation and employee benefits | 26,431 |  |  | 25,364 |  |  | 77,287 | 76,626
Occupancy | 5,693 |  |  | 5,694 |  |  | 16,402 | 15,843
Data processing | 3,366 |  |  | 3,763 |  |  | 11,052 | 11,353
Services | 2,624 |  |  | 2,829 |  |  | 7,907 | 7,861
Equipment | 2,001 |  |  | 2,163 |  |  | 6,630 | 6,416
Office supplies, printing and postage | 1,187 |  |  | 1,297 |  |  | 3,577 | 4,320
Marketing | 727 |  |  | 1,142 |  |  | 1,908 | 3,455
FDIC insurance | 714 |  |  | (5) |  |  | 1,567 | 1,249
Other expense1 | 4,556 |  |  | 3,676 |  |  | 15,813 | 12,049
Total noninterest expense | 47,299 |  |  | 45,923 |  |  | 142,143 | 139,172
Income before income taxes | 15,027 |  |  | 29,157 |  |  | 51,330 | 76,611
Income taxes | 2,877 |  |  | 6,269 |  |  | 9,405 | 15,868
Net income | 12,150 |  |  | 22,888 |  |  | 41,925 | 60,743
Other comprehensive income (loss), net of tax (benefits) | 1,393 |  |  | 3,809 |  |  | 20,960 | 24,336
Comprehensive income attributable to Hawaiian Electric Industries, Inc. | 13,543 |  |  | 26,697 |  |  | 62,885 | 85,079
American Savings Bank (ASB) | Fees from other financial services |  |  |  |  |  |  |  |
Noninterest income |  |  |  |  |  |  |  |
Noninterest income | 4,233 |  |  | 5,085 |  |  | 11,906 | 14,445
American Savings Bank (ASB) | Fee income on deposit liabilities |  |  |  |  |  |  |  |
Noninterest income |  |  |  |  |  |  |  |
Noninterest income | 3,832 |  |  | 5,320 |  |  | 11,842 | 15,402
American Savings Bank (ASB) | Fee income on other financial products |  |  |  |  |  |  |  |
Noninterest income |  |  |  |  |  |  |  |
Noninterest income | 1,524 |  |  | 1,706 |  |  | 4,608 | 5,129
American Savings Bank (ASB) | Bank-owned life insurance |  |  |  |  |  |  |  |
Noninterest income |  |  |  |  |  |  |  |
Noninterest income | 1,965 |  |  | 1,660 |  |  | 4,432 | 6,309
American Savings Bank (ASB) | Mortgage banking income |  |  |  |  |  |  |  |
Noninterest income |  |  |  |  |  |  |  |
Noninterest income | 7,681 |  |  | 1,490 |  |  | 15,933 | 3,080
American Savings Bank (ASB) | Gain on sale of investment securities, net |  |  |  |  |  |  |  |
Noninterest income |  |  |  |  |  |  |  |
Noninterest income | 0 |  |  | 653 |  |  | 9,275 | 653
American Savings Bank (ASB) | Other income, net |  |  |  |  |  |  |  |
Noninterest income |  |  |  |  |  |  |  |
Noninterest income | $ (231) |  |  | $ 428 |  |  | $ (69) | $ 1,420

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