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Electric utility subsidiary - Consolidating statement of cash flows (unaudited) (Details 5) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014
Cash flows from operating activities |  |  |  |
Net income | $ 35,491 | $ 41,754 | $ 67,830 | $ 88,014
Adjustments to reconcile net income to net cash provided by operating activities |  |  |  |
Depreciation of property, plant and equipment |  |  | 91,731 | 86,397
Other amortization |  |  | 4,320 | 4,014
Increase in deferred income taxes |  |  | 22,980 | 28,570
Allowance for equity funds used during construction | (1,896) | (1,387) | (3,309) | (2,996)
Change in cash overdraft |  |  | 193 | (1,038)
Changes in assets and liabilities |  |  |  |
Decrease (increase) in fuel oil stock |  |  | (2,362) | (27,206)
Increase in regulatory assets |  |  | (19,976) | (17,731)
Change in prepaid and accrued income and utility revenue taxes |  |  | (4,390) | (32,510)
Increase (decrease) in defined benefit pension and other postretirement benefit plans liability |  |  | 218 | (1,714)
Net cash provided by operating activities |  |  | 104,303 | 46,195
Cash flows from investing activities |  |  |  |
Capital expenditures |  |  | (142,236) | (149,253)
Contributions in aid of construction |  |  | 19,089 | 13,209
Net cash used in investing activities |  |  | (227,706) | (272,102)
Cash flows from financing activities |  |  |  |
Common stock dividends |  |  | (65,140) | (62,916)
Net increase in short-term borrowings with original maturities of three months or less |  |  | 5,571 | 79,693
Other |  |  | 246 | (228)
Net cash provided by financing activities |  |  | 248,548 | 194,248
Net increase (decrease) in cash and cash equivalents |  |  | 125,145 | (31,659)
Hawaiian Electric Company |  |  |  |
Cash flows from operating activities |  |  |  |
Net income | 33,111 | 34,500 | 60,255 | 70,190
Adjustments to reconcile net income to net cash provided by operating activities |  |  |  |
Equity in earnings of subsidiaries |  |  | (17,366) | (18,826)
Common stock dividends received from subsidiaries |  |  | 12,647 | 13,038
Depreciation of property, plant and equipment |  |  | 58,778 | 54,601
Other amortization |  |  | 1,177 | 554
Increase in deferred income taxes |  |  | 26,423 | 34,976
Change in tax credits, net |  |  | 3,803 | 3,482
Allowance for equity funds used during construction | (1,581) | (1,417) | (2,704) | (2,889)
Changes in assets and liabilities |  |  |  |
Decrease (increase) in accounts receivable |  |  | 13,651 | (4,840)
Decrease in accrued unbilled revenues |  |  | 22,907 | 1,058
Decrease (increase) in fuel oil stock |  |  | (11,195) | (23,457)
Increase in materials and supplies |  |  | 297 | (229)
Increase in regulatory assets |  |  | (15,984) | (15,893)
Decrease in accounts payable |  |  | (56,746) | (54,777)
Change in prepaid and accrued income and utility revenue taxes |  |  | (53,350) | (33,867)
Increase (decrease) in defined benefit pension and other postretirement benefit plans liability |  |  | 0 | (281)
Change in other assets and liabilities |  |  | (6,099) | (19,897)
Net cash provided by operating activities |  |  | 36,494 | 2,943
Cash flows from investing activities |  |  |  |
Capital expenditures |  |  | (103,079) | (104,710)
Contributions in aid of construction |  |  | 16,628 | 8,520
Advances from affiliates |  |  | (2,100) | (16,761)
Net cash used in investing activities |  |  | (88,551) | (112,951)
Cash flows from financing activities |  |  |  |
Common stock dividends |  |  | (45,203) | (44,246)
Preferred stock dividends of Hawaiian Electric and subsidiaries |  |  | (540) | (540)
Net increase in short-term borrowings with original maturities of three months or less |  |  | 88,993 | 101,989
Other |  |  | (216) | (334)
Net cash provided by financing activities |  |  | 43,034 | 56,869
Net increase (decrease) in cash and cash equivalents |  |  | (9,023) | (53,139)
Cash and cash equivalents, beginning of period |  |  | 12,416 | 61,245
Cash and cash equivalents, end of period | 3,393 | 8,106 | 3,393 | 8,106
HELCO |  |  |  |
Cash flows from operating activities |  |  |  |
Net income | 4,617 | 4,979 | 8,539 | 10,274
Adjustments to reconcile net income to net cash provided by operating activities |  |  |  |
Depreciation of property, plant and equipment |  |  | 18,625 | 17,951
Other amortization |  |  | 870 | 1,299
Increase in deferred income taxes |  |  | 1,376 | 4,478
Change in tax credits, net |  |  | 399 | 434
Allowance for equity funds used during construction | (165) | (121) | (310) | (186)
Changes in assets and liabilities |  |  |  |
Decrease (increase) in accounts receivable |  |  | (787) | (1,527)
Decrease in accrued unbilled revenues |  |  | 2,154 | (352)
Decrease (increase) in fuel oil stock |  |  | 5,450 | 1,661
Increase in materials and supplies |  |  | (508) | (246)
Increase in regulatory assets |  |  | (2,987) | (1,640)
Decrease in accounts payable |  |  | (8,755) | (5,621)
Change in prepaid and accrued income and utility revenue taxes |  |  | (3,079) | (3,709)
Increase (decrease) in defined benefit pension and other postretirement benefit plans liability |  |  | 0 | 0
Change in other assets and liabilities |  |  | (1,724) | (2,586)
Net cash provided by operating activities |  |  | 19,263 | 20,230
Cash flows from investing activities |  |  |  |
Capital expenditures |  |  | (17,762) | (20,567)
Contributions in aid of construction |  |  | 1,465 | 2,493
Advances from affiliates |  |  | 0 | 1,000
Net cash used in investing activities |  |  | (16,297) | (17,074)
Cash flows from financing activities |  |  |  |
Common stock dividends |  |  | (5,010) | (5,813)
Preferred stock dividends of Hawaiian Electric and subsidiaries |  |  | (267) | (267)
Net increase in short-term borrowings with original maturities of three months or less |  |  | 2,500 | 3,400
Other |  |  | 0 | (48)
Net cash provided by financing activities |  |  | (2,777) | (2,728)
Net increase (decrease) in cash and cash equivalents |  |  | 189 | 428
Cash and cash equivalents, beginning of period |  |  | 612 | 1,326
Cash and cash equivalents, end of period | 801 | 1,754 | 801 | 1,754
Maui Electric |  |  |  |
Cash flows from operating activities |  |  |  |
Net income | 5,236 | 5,109 | 9,235 | 8,960
Adjustments to reconcile net income to net cash provided by operating activities |  |  |  |
Depreciation of property, plant and equipment |  |  | 11,081 | 10,644
Other amortization |  |  | 701 | 1,744
Increase in deferred income taxes |  |  | 5,521 | 5,932
Change in tax credits, net |  |  | 259 | 311
Allowance for equity funds used during construction | (150) | 151 | (295) | 79
Change in cash overdraft |  |  | 193 | (1,038)
Changes in assets and liabilities |  |  |  |
Decrease (increase) in accounts receivable |  |  | 2,377 | 708
Decrease in accrued unbilled revenues |  |  | 2,869 | 1,549
Decrease (increase) in fuel oil stock |  |  | 3,383 | (5,410)
Increase in materials and supplies |  |  | 106 | (1,360)
Increase in regulatory assets |  |  | (1,005) | (198)
Decrease in accounts payable |  |  | (3,450) | (2,908)
Change in prepaid and accrued income and utility revenue taxes |  |  | (7,184) | (694)
Increase (decrease) in defined benefit pension and other postretirement benefit plans liability |  |  | 221 | (217)
Change in other assets and liabilities |  |  | (3,565) | (3,155)
Net cash provided by operating activities |  |  | 20,447 | 14,947
Cash flows from investing activities |  |  |  |
Capital expenditures |  |  | (13,722) | (20,457)
Contributions in aid of construction |  |  | 996 | 2,196
Advances from affiliates |  |  | 0 | 0
Net cash used in investing activities |  |  | (12,726) | (18,261)
Cash flows from financing activities |  |  |  |
Common stock dividends |  |  | (7,587) | (7,175)
Preferred stock dividends of Hawaiian Electric and subsidiaries |  |  | (191) | (191)
Net increase in short-term borrowings with original maturities of three months or less |  |  | (400) | 13,361
Other |  |  | (1) | (75)
Net cash provided by financing activities |  |  | (8,179) | 5,920
Net increase (decrease) in cash and cash equivalents |  |  | (458) | 2,606
Cash and cash equivalents, beginning of period |  |  | 633 | 153
Cash and cash equivalents, end of period | 175 | 2,759 | 175 | 2,759
Other subsidiaries |  |  |  |
Cash flows from operating activities |  |  |  |
Net income | 0 | 0 | 0 | 0
Changes in assets and liabilities |  |  |  |
Net cash provided by operating activities |  |  | 0 | 0
Cash flows from investing activities |  |  |  |
Capital expenditures |  |  | 0 | 0
Contributions in aid of construction |  |  | 0 | 0
Advances from affiliates |  |  | 0 | 0
Net cash used in investing activities |  |  | 0 | 0
Cash flows from financing activities |  |  |  |
Net increase (decrease) in cash and cash equivalents |  |  | 0 | 0
Cash and cash equivalents, beginning of period |  |  | 101 | 101
Cash and cash equivalents, end of period | 101 | 101 | 101 | 101
Consolidating adjustments |  |  |  |
Cash flows from operating activities |  |  |  |
Net income | (9,624) | (9,859) | (17,316) | (18,776)
Adjustments to reconcile net income to net cash provided by operating activities |  |  |  |
Equity in earnings of subsidiaries |  |  | 17,316 | 18,776
Common stock dividends received from subsidiaries |  |  | (12,597) | (12,988)
Changes in assets and liabilities |  |  |  |
Decrease (increase) in accounts receivable |  |  | 1,714 | 620
Change in other assets and liabilities |  |  | (1,714) | (620)
Net cash provided by operating activities |  |  | (12,597) | (12,988)
Cash flows from investing activities |  |  |  |
Capital expenditures |  |  | 0 | 0
Contributions in aid of construction |  |  | 0 | 0
Advances from affiliates |  |  | 2,100 | 15,761
Net cash used in investing activities |  |  | 2,100 | 15,761
Cash flows from financing activities |  |  |  |
Common stock dividends |  |  | 12,597 | 12,988
Net increase in short-term borrowings with original maturities of three months or less |  |  | (2,100) | (15,761)
Net cash provided by financing activities |  |  | 10,497 | (2,773)
Net increase (decrease) in cash and cash equivalents |  |  | 0 | 0
Cash and cash equivalents, beginning of period |  |  | 0 | 0
Cash and cash equivalents, end of period | 0 | 0 | 0 | 0
HECO Consolidated |  |  |  |
Cash flows from operating activities |  |  |  |
Net income | 33,340 | 34,729 | 60,713 | 70,648
Adjustments to reconcile net income to net cash provided by operating activities |  |  |  |
Equity in earnings of subsidiaries |  |  | (50) | (50)
Common stock dividends received from subsidiaries |  |  | 50 | 50
Depreciation of property, plant and equipment |  |  | 88,484 | 83,196
Other amortization |  |  | 2,748 | 3,597
Increase in deferred income taxes |  |  | 33,320 | 45,386
Change in tax credits, net |  |  | 4,461 | 4,227
Allowance for equity funds used during construction | (1,896) | (1,387) | (3,309) | (2,996)
Change in cash overdraft |  |  | 193 | (1,038)
Changes in assets and liabilities |  |  |  |
Decrease (increase) in accounts receivable |  |  | 16,955 | (5,039)
Decrease in accrued unbilled revenues |  |  | 27,930 | 2,255
Decrease (increase) in fuel oil stock |  |  | (2,362) | (27,206)
Increase in materials and supplies |  |  | (105) | (1,835)
Increase in regulatory assets |  |  | (19,976) | (17,731)
Decrease in accounts payable |  |  | (68,951) | (63,306)
Change in prepaid and accrued income and utility revenue taxes |  |  | (63,613) | (38,270)
Increase (decrease) in defined benefit pension and other postretirement benefit plans liability |  |  | 221 | (498)
Change in other assets and liabilities |  |  | (13,102) | (26,258)
Net cash provided by operating activities |  |  | 63,607 | 25,132
Cash flows from investing activities |  |  |  |
Capital expenditures |  |  | (134,563) | (145,734)
Contributions in aid of construction |  |  | 19,089 | 13,209
Advances from affiliates |  |  | 0 | 0
Net cash used in investing activities |  |  | (115,474) | (132,525)
Cash flows from financing activities |  |  |  |
Common stock dividends |  |  | (45,203) | (44,246)
Preferred stock dividends of Hawaiian Electric and subsidiaries |  |  | (998) | (998)
Net increase in short-term borrowings with original maturities of three months or less |  |  | 88,993 | 102,989
Other |  |  | (217) | (457)
Net cash provided by financing activities |  |  | 42,575 | 57,288
Net increase (decrease) in cash and cash equivalents |  |  | (9,292) | (50,105)
Cash and cash equivalents, beginning of period |  |  | 13,762 | 62,825
Cash and cash equivalents, end of period | $ 4,470 | $ 12,720 | $ 4,470 | $ 12,720

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- Definition Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 26 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3574-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3521-108585 + Details
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- Definition Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
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- Definition Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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