XML 42 R47.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Electric utility subsidiary - Consolidating financial statements (Details 5) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013
Cash flows from operating activities |  |  |  |
Net income | $ 48,286 | $ 48,707 | $ 136,580 | $ 123,920
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |
Depreciation of property, plant and equipment |  |  | 129,574 | 120,355
Other amortization |  |  | 5,454 | 2,352
Increase in deferred income taxes |  |  | 48,900 | 60,580
Allowance for equity funds used during construction | (1,937) | (1,255) | (4,933) | (4,030)
Change in cash overdraft |  |  | (1,038) | 0
Changes in assets and liabilities |  |  |  |
Decrease in fuel oil stock |  |  | 15,784 | 24,332
Increase in regulatory assets |  |  | (17,531) | (53,314)
Change in prepaid and accrued income and utility revenue taxes |  |  | (2,044) | (19,212)
Decrease in defined benefit pension and other postretirement benefit plans liability |  |  | (2,594) | (509)
Net cash provided by operating activities |  |  | 173,410 | 246,726
Cash flows from investing activities |  |  |  |
Capital expenditures |  |  | (236,003) | (247,392)
Contributions in aid of construction |  |  | 21,740 | 23,633
Other |  |  | (39) | 426
Net cash used in investing activities |  |  | (376,992) | (363,424)
Cash flows from financing activities |  |  |  |
Common stock dividends |  |  | (94,674) | (73,584)
Net increase in short-term borrowings with original maturities of three months or less |  |  | 45,094 | 47,648
Other |  |  | (5,097) | (4,033)
Net cash provided by financing activities |  |  | 176,101 | 112,078
Net increase (decrease) in cash and cash equivalents |  |  | (27,481) | (4,620)
Hawaiian Electric Company |  |  |  |
Cash flows from operating activities |  |  |  |
Net income | 39,149 | 38,087 | 109,339 | 91,749
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |
Equity in earnings of subsidiaries |  |  | (28,651) | (30,522)
Common stock dividends received from subsidiaries |  |  | 19,557 | 21,379
Depreciation of property, plant and equipment |  |  | 81,903 | 75,150
Other amortization |  |  | 765 | (228)
Increase in deferred income taxes |  |  | 52,274 | 31,361
Change in tax credits, net |  |  | 4,725 | 3,773
Allowance for equity funds used during construction | (1,668) | (914) | (4,557) | (3,144)
Changes in assets and liabilities |  |  |  |
Increase in accounts receivable |  |  | (17,540) | 37,894
Decrease (increase) in accrued unbilled revenues |  |  | (554) | (4,381)
Decrease in fuel oil stock |  |  | 11,328 | 17,945
Increase in materials and supplies |  |  | 875 | (5,392)
Increase in regulatory assets |  |  | (15,159) | (37,032)
Decrease in accounts payable |  |  | (70,916) | (10,435)
Change in prepaid and accrued income and utility revenue taxes |  |  | (18,131) | (7,122)
Decrease in defined benefit pension and other postretirement benefit plans liability |  |  | (422) | 1,744
Change in other assets and liabilities |  |  | (31,754) | (10,562)
Net cash provided by operating activities |  |  | 93,082 | 172,177
Cash flows from investing activities |  |  |  |
Capital expenditures |  |  | (163,333) | (164,423)
Contributions in aid of construction |  |  | 12,352 | 15,699
Other |  |  |  | 623
Advances from (to) affiliates |  |  | (4,961) | (13,600)
Net cash used in investing activities |  |  | (155,942) | (161,701)
Cash flows from financing activities |  |  |  |
Common stock dividends |  |  | (66,369) | (61,183)
Preferred stock dividends of Hawaiian Electric and subsidiaries |  |  | (810) | (810)
Net increase in short-term borrowings with original maturities of three months or less |  |  | 83,987 | 62,196
Other |  |  | (337) | (38)
Net cash provided by financing activities |  |  | 16,471 | 165
Net increase (decrease) in cash and cash equivalents |  |  | (46,389) | 10,641
Cash and cash equivalents, beginning of period |  |  | 61,245 | 8,265
Cash and cash equivalents, end of period | 14,856 | 18,906 | 14,856 | 18,906
HELCO |  |  |  |
Cash flows from operating activities |  |  |  |
Net income | 3,434 | 5,577 | 13,708 | 15,144
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |
Depreciation of property, plant and equipment |  |  | 26,926 | 25,641
Other amortization |  |  | 1,950 | 1,075
Increase in deferred income taxes |  |  | 5,146 | 7,165
Change in tax credits, net |  |  | 687 | 119
Allowance for equity funds used during construction | (142) | (222) | (328) | (552)
Changes in assets and liabilities |  |  |  |
Increase in accounts receivable |  |  | (4,714) | (2,552)
Decrease (increase) in accrued unbilled revenues |  |  | 626 | (1,727)
Decrease in fuel oil stock |  |  | 219 | 870
Increase in materials and supplies |  |  | (987) | (1,706)
Increase in regulatory assets |  |  | (2,594) | (7,165)
Decrease in accounts payable |  |  | (1,807) | (3,343)
Change in prepaid and accrued income and utility revenue taxes |  |  | (1,310) | (3,566)
Decrease in defined benefit pension and other postretirement benefit plans liability |  |  | 0 | (191)
Change in other assets and liabilities |  |  | (3,886) | (1,821)
Net cash provided by operating activities |  |  | 33,636 | 27,391
Cash flows from investing activities |  |  |  |
Capital expenditures |  |  | (33,212) | (35,900)
Contributions in aid of construction |  |  | 6,229 | 6,160
Other |  |  |  | (196)
Advances from (to) affiliates |  |  | 1,000 | 11,050
Net cash used in investing activities |  |  | (25,983) | (18,886)
Cash flows from financing activities |  |  |  |
Common stock dividends |  |  | (8,720) | (10,790)
Preferred stock dividends of Hawaiian Electric and subsidiaries |  |  | (400) | (400)
Net increase in short-term borrowings with original maturities of three months or less |  |  | 1,000 |
Other |  |  | (50) | (2)
Net cash provided by financing activities |  |  | (8,170) | (11,192)
Net increase (decrease) in cash and cash equivalents |  |  | (517) | (2,687)
Cash and cash equivalents, beginning of period |  |  | 1,326 | 5,441
Cash and cash equivalents, end of period | 809 | 2,754 | 809 | 2,754
Maui Electric |  |  |  |
Cash flows from operating activities |  |  |  |
Net income | 6,594 | 5,446 | 15,554 | 15,990
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |
Depreciation of property, plant and equipment |  |  | 15,961 | 15,074
Other amortization |  |  | 1,947 | 1,623
Increase in deferred income taxes |  |  | 9,972 | 9,488
Change in tax credits, net |  |  | 404 | 618
Allowance for equity funds used during construction | (127) | (119) | (48) | (334)
Change in cash overdraft |  |  | (1,038) |
Changes in assets and liabilities |  |  |  |
Increase in accounts receivable |  |  | (442) | 3,999
Decrease (increase) in accrued unbilled revenues |  |  | 899 | 505
Decrease in fuel oil stock |  |  | 4,237 | 5,517
Increase in materials and supplies |  |  | (1,483) | (1,251)
Increase in regulatory assets |  |  | 222 | (9,117)
Decrease in accounts payable |  |  | (5,170) | (9,196)
Change in prepaid and accrued income and utility revenue taxes |  |  | 1,366 | (4,728)
Decrease in defined benefit pension and other postretirement benefit plans liability |  |  | (326) | (65)
Change in other assets and liabilities |  |  | (3,024) | 4,924
Net cash provided by operating activities |  |  | 39,031 | 33,047
Cash flows from investing activities |  |  |  |
Capital expenditures |  |  | (32,560) | (37,546)
Contributions in aid of construction |  |  | 3,159 | 1,774
Advances from (to) affiliates |  |  | 0 |
Net cash used in investing activities |  |  | (29,401) | (35,772)
Cash flows from financing activities |  |  |  |
Common stock dividends |  |  | (10,762) | (10,513)
Preferred stock dividends of Hawaiian Electric and subsidiaries |  |  | (286) | (286)
Net increase in short-term borrowings with original maturities of three months or less |  |  | 3,961 | 13,600
Other |  |  | (75) | (2)
Net cash provided by financing activities |  |  | (7,162) | 2,799
Net increase (decrease) in cash and cash equivalents |  |  | 2,468 | 74
Cash and cash equivalents, beginning of period |  |  | 153 | 3,349
Cash and cash equivalents, end of period | 2,621 | 3,423 | 2,621 | 3,423
Other subsidiaries |  |  |  |
Cash flows from operating activities |  |  |  |
Net income | 0 | (1) | 0 | (2)
Changes in assets and liabilities |  |  |  |
Net cash provided by operating activities |  |  | 0 | (2)
Cash flows from investing activities |  |  |  |
Capital expenditures |  |  | 0 |
Contributions in aid of construction |  |  | 0 |
Advances from (to) affiliates |  |  | 0 |
Net cash used in investing activities |  |  | 0 |
Cash flows from financing activities |  |  |  |
Net increase (decrease) in cash and cash equivalents |  |  | 0 | (2)
Cash and cash equivalents, beginning of period |  |  | 101 | 104
Cash and cash equivalents, end of period | 101 | 102 | 101 | 102
Consolidating adjustments |  |  |  |
Cash flows from operating activities |  |  |  |
Net income | (9,800) | (10,794) | (28,576) | (30,446)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |
Equity in earnings of subsidiaries |  |  | 28,576 | 30,446
Common stock dividends received from subsidiaries |  |  | (19,482) | (21,303)
Changes in assets and liabilities |  |  |  |
Increase in accounts receivable |  |  | 2,965 | 2,736
Change in other assets and liabilities |  |  | (2,965) | (2,736)
Net cash provided by operating activities |  |  | (19,482) | (21,303)
Cash flows from investing activities |  |  |  |
Capital expenditures |  |  | 0 |
Contributions in aid of construction |  |  | 0 |
Advances from (to) affiliates |  |  | 3,961 | 2,550
Net cash used in investing activities |  |  | 3,961 | 2,550
Cash flows from financing activities |  |  |  |
Common stock dividends |  |  | 19,482 | 21,303
Net increase in short-term borrowings with original maturities of three months or less |  |  | (3,961) | (2,550)
Net cash provided by financing activities |  |  | 15,521 | 18,753
Net increase (decrease) in cash and cash equivalents |  |  |  | 0
Cash and cash equivalents, beginning of period |  |  |  | 0
Cash and cash equivalents, end of period |  | 0 |  | 0
HECO Consolidated |  |  |  |
Cash flows from operating activities |  |  |  |
Net income | 39,377 | 38,315 | 110,025 | 92,435
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |
Equity in earnings of subsidiaries |  |  | (75) | (76)
Common stock dividends received from subsidiaries |  |  | 75 | 76
Depreciation of property, plant and equipment |  |  | 124,790 | 115,865
Other amortization |  |  | 4,662 | 2,470
Increase in deferred income taxes |  |  | 67,392 | 48,014
Change in tax credits, net |  |  | 5,816 | 4,510
Allowance for equity funds used during construction | (1,937) | (1,255) | (4,933) | (4,030)
Change in cash overdraft |  |  | (1,038) | 0
Changes in assets and liabilities |  |  |  |
Increase in accounts receivable |  |  | (19,731) | 42,077
Decrease (increase) in accrued unbilled revenues |  |  | 971 | (5,603)
Decrease in fuel oil stock |  |  | 15,784 | 24,332
Increase in materials and supplies |  |  | (1,595) | (8,349)
Increase in regulatory assets |  |  | (17,531) | (53,314)
Decrease in accounts payable |  |  | (77,893) | (22,974)
Change in prepaid and accrued income and utility revenue taxes |  |  | (18,075) | (15,416)
Decrease in defined benefit pension and other postretirement benefit plans liability |  |  | (748) | 1,488
Change in other assets and liabilities |  |  | (41,629) | (10,195)
Net cash provided by operating activities |  |  | 146,267 | 211,310
Cash flows from investing activities |  |  |  |
Capital expenditures |  |  | (229,105) | (237,869)
Contributions in aid of construction |  |  | 21,740 | 23,633
Other |  |  | 0 | 427
Advances from (to) affiliates |  |  |  | 0
Net cash used in investing activities |  |  | (207,365) | (213,809)
Cash flows from financing activities |  |  |  |
Common stock dividends |  |  | (66,369) | (61,183)
Preferred stock dividends of Hawaiian Electric and subsidiaries |  |  | (1,496) | (1,496)
Net increase in short-term borrowings with original maturities of three months or less |  |  | 84,987 | 73,246
Other |  |  | (462) | (42)
Net cash provided by financing activities |  |  | 16,660 | 10,525
Net increase (decrease) in cash and cash equivalents |  |  | (44,438) | 8,026
Cash and cash equivalents, beginning of period |  |  | 62,825 | 17,159
Cash and cash equivalents, end of period | $ 18,387 | $ 25,185 | $ 18,387 | $ 25,185

X
- Definition This element represents Equity in earnings. + References No definition available. + Details
Name: | he_EquityInEarnings
Namespace Prefix: | he_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The increase (decrease) during the reporting period in other assets used in operating activities less other operating liabilities used in operating activities not separately disclosed in the statement of cash flows, excluding separately disclosed items. May include changes in other current assets and liabilities, other noncurrent assets and liabilities, or a combination of other current and noncurrent assets and liabilities. + References No definition available. + Details
Name: | he_IncreaseDecreaseInOtherOperatingCapitalExcludingSeparatelyDisclosedItemsNet
Namespace Prefix: | he_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The increase (decrease) during the reporting period in the amount due to fund defined benefit pension and other postretirement benefit plans liability. + References No definition available. + Details
Name: | he_IncreaseDecreaseInPensionAndOtherPostretirementDefinedBenefitPlansLiability
Namespace Prefix: | he_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The net changes in cash flows resulting from changes in prepaid and accrued income taxes and utility revenue taxes. + References No definition available. + Details
Name: | he_IncreaseDecreaseInPrepaidAndAccruedIncomeTaxesAndUtilityRevenueTaxes
Namespace Prefix: | he_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The aggregate amount of recurring noncash expense charged against earnings in the period to allocate the cost of assets over their estimated remaining economic lives. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
Name: | us-gaap_AdjustmentForAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash -URI http://asc.fasb.org/extlink&oid=6506951 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash Equivalents -URI http://asc.fasb.org/extlink&oid=6507016 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 1 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3044-108585 + Details
Name: | us-gaap_CashAndCashEquivalentsAtCarryingValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I.7) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Article 4 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section I -Subsection 7 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Deferred Tax Expense (or Benefit) -URI http://asc.fasb.org/extlink&oid=6510177 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319 + Details
Name: | us-gaap_DeferredIncomeTaxExpenseBenefit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
Name: | us-gaap_Depreciation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition A credit or adjustment for government or taxing authority authorized decrease in taxes owed as a result of meeting certain tax policy conditions. + References Reference 1: 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 + Details
Name: | us-gaap_IncomeTaxCreditsAndAdjustments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInAccountsPayable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInAccountsReceivable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The increase (decrease) during the reporting period in the value of fuel held in inventory. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInFuelInventories
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_IncreaseDecreaseInOperatingCapitalAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The increase (decrease) during the reporting period in the value of other assets that are created when regulatory agencies permits public utilities to defer costs to the balance sheet. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInOtherRegulatoryAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The change in cash during the period due to the net increase or decrease in outstanding checks, the liability that represents checks that have been issued but that have not cleared. The entity may classify these cash flows as financing or operating activities. Another element, Increase (Decrease) in Outstanding Checks, Financing Activities, represents cash flows from outstanding checks classified as 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 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInOutstandingChecksOperatingActivities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The increase (decrease) during the reporting period in the value of raw materials, packaging materials and supplies held in inventory. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The increase (decrease) during the reporting period of the amount of revenue for work performed for which billing has not occurred, net of uncollectible accounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInUnbilledReceivables
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The increase (decrease) in cash associated with the entity's continuing operating, investing, and financing activities. While for technical reasons this element has no balance attribute, the default assumption is a debit balance consistent with its label. + References No definition available. + Details
Name: | us-gaap_NetCashProvidedByUsedInContinuingOperations
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of cash inflow (outflow) of financing activities, excluding discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit. + 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 26 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3574-108585 + Details
Name: | us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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 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 26 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3574-108585 + Details
Name: | us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 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 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
Name: | us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The net cash outflow or inflow from other investing activities. This element is used when there is not a more specific and appropriate element in the taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3095-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3098-108585 + Details
Name: | us-gaap_PaymentsForProceedsFromOtherInvestingActivities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- 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 -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: 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 + Details
Name: | us-gaap_PaymentsOfDividendsCommonStock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of cash outflow in the form of ordinary dividends to preferred shareholders of the parent entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: 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 + Details
Name: | us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash inflow from developers, builders, governmental agencies and municipalities that provide the entity with cash to extend its construction services to their properties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
Name: | us-gaap_ProceedsFromContributionInAidOfConstruction
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from an entity that is affiliated with the entity by means of direct or indirect ownership. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 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
Name: | us-gaap_ProceedsFromContributionsFromAffiliates
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Dividends received on equity and other investments during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
Name: | us-gaap_ProceedsFromDividendsReceived
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The net cash inflow or outflow from other financing activities. This element is used when there is not a more specific and appropriate element in the taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3095-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3098-108585 + Details
Name: | us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from a borrowing net of the cash outflow from repayment of a borrowing having initial term of repayment within three months. + 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 (b) -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 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3095-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3098-108585 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=31814832&loc=SL4591552-111686 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4569616-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=31814832&loc=SL4591551-111686 + Details
Name: | us-gaap_ProfitLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The component of the allowance for funds used during construction during the period based on an assumed rate of return on equity funds used in financing the construction of regulated assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 835 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6501662&loc=d3e56162-110433 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 835 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6501569&loc=d3e55921-110430 + Details
Name: | us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration