XML 80 R60.htm IDEA: XBRL DOCUMENT v3.20.4
Segment financial information (Details)
$ in Thousands
 3 Months Ended 12 Months Ended
Feb. 02, 2018
MWh
MW
Nov. 24, 2017
MW
Dec. 31, 2020
USD ($)
Sep. 30, 2020
USD ($)
Jun. 30, 2020
USD ($)
Mar. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Sep. 30, 2019
USD ($)
Jun. 30, 2019
USD ($)
Mar. 31, 2019
USD ($)
Dec. 31, 2020
USD ($)
MWh
MW
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Jan. 01, 2020
USD ($)
Segment financial information                            
Revenues     $ 652,217 $ 641,427 $ 608,945 $ 677,186 $ 725,966 $ 770,882 $ 715,485 $ 661,615 $ 2,579,775 $ 2,873,948 $ 2,860,849  
Depreciation and amortization                     290,778 278,113 255,629  
Interest expense, net                     99,808 109,339 104,216  
Income (loss) before income taxes                     240,624 271,409 254,461  
Income taxes (benefit)                     40,910 51,637 50,797  
Net income (loss)     50,958 65,503 49,360 33,893 66,736 63,890 42,985 46,161 199,714 219,772 203,664  
Preferred stock dividends of subsidiaries                     1,890 1,890 1,890  
Net income for common stock     50,485 $ 65,032 $ 48,887 $ 33,420 66,263 $ 63,419 $ 42,512 $ 45,688 197,824 217,882 201,774  
Capital expenditures                     383,895 457,520 537,369  
Total assets     15,004,007       13,745,251       15,004,007 13,745,251 13,104,051 $ 13,745,251
Electric utility                            
Segment financial information                            
Revenues                     2,265,320 2,545,942 2,546,525  
Depreciation and amortization                     256,479 245,362 230,228  
Interest expense, net                     67,794 70,842 73,348  
Income (loss) before income taxes                     211,753 197,140 180,426  
Income taxes (benefit)                     40,418 38,305 34,778  
Net income (loss)                     171,335 158,835 145,648  
Preferred stock dividends of subsidiaries                     1,995 1,995 1,995  
Net income for common stock                     169,340 156,840 143,653  
Capital expenditures                     350,864 419,898 415,264  
Total assets     6,457,373       6,388,682       6,457,373 6,388,682 5,967,503  
Bank                            
Segment financial information                            
Revenues                     313,511 327,917 314,275  
Depreciation and amortization                     29,349 28,675 21,443  
Interest expense, net                     11,114 18,440 15,539  
Income (loss) before income taxes                     69,271 112,034 106,578  
Income taxes (benefit)                     11,688 23,061 24,069  
Net income (loss)                     57,583 88,973 82,509  
Preferred stock dividends of subsidiaries                     0 0 0  
Net income for common stock                     57,583 88,973 82,509  
Capital expenditures                     12,203 24,175 72,666  
Total assets     8,396,533       7,233,017       8,396,533 7,233,017 7,027,894  
Other                            
Segment financial information                            
Revenues                     944 89 49  
Depreciation and amortization                     4,950 4,076 3,958  
Interest expense, net                     20,900 20,057 15,329  
Income (loss) before income taxes                     (40,400) (37,765) (32,543)  
Income taxes (benefit)                     (11,196) (9,729) (8,050)  
Net income (loss)                     (29,204) (28,036) (24,493)  
Preferred stock dividends of subsidiaries                     (105) (105) (105)  
Net income for common stock                     (29,099) (27,931) (24,388)  
Capital expenditures                     20,828 13,447 18,840  
Total assets     $ 150,101       $ 123,552       150,101 123,552 108,654  
Operating Segments | Electric utility                            
Segment financial information                            
Revenues                     2,265,281 2,545,865 2,546,472  
Operating Segments | Bank                            
Segment financial information                            
Revenues                     313,511 327,917 314,275  
Operating Segments | Other                            
Segment financial information                            
Revenues                     983 166 102  
Intersegment eliminations                            
Segment financial information                            
Revenues                     0 0 0  
Intersegment eliminations | Electric utility                            
Segment financial information                            
Revenues                     39 77 53  
Intersegment eliminations | Bank                            
Segment financial information                            
Revenues                     0 0 0  
Intersegment eliminations | Other                            
Segment financial information                            
Revenues                     $ (39) $ (77) $ (53)  
Hamakua Energy                            
Segment financial information                            
Power produced by power plants (in megawatts) | MW   60                 60      
Mauo, LLC                            
Segment financial information                            
Power produced by power plants (in megawatts) | MW 8.6                   8.6      
Power storage capacity (in megawatt hours) | MWh 42.3                   42.3      
Power purchase agreement term 15 years                          
Power purchase agreement extension term 5 years