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CONDENSED CONSOLIDATING FINANCIAL INFORMATION - Statements of Cash Flow (Details) - CAD ($) $ in Millions | 1 Months Ended | 6 Months Ended
--- | --- | ---
Jan. 31, 2019 | Jun. 30, 2019 | Jun. 30, 2018
Condensed Cash Flow Statements, Captions [Line Items] |  |  |
Net cash provided by operating activities |  | $ 4,670 | $ 6,538
Investing activities |  |  |
Capital expenditures | $ (265) | (2,785) | (3,243)
Long-term investments and restricted long-term investments |  | (700) | (611)
Distributions from equity investments in excess of cumulative earnings |  | 268 | 1,140
Additions to intangible assets |  | (100) | (425)
Affiliate loans, net |  | (140) | 0
Proceeds from dispositions |  | 0 | 4
Contributions to subsidiaries |  | 0 | 0
Return of share capital from subsidiaries |  | 0 | 0
Advances to affiliates |  | 0 | 0
Repayment of advances to affiliates |  | 0 | 0
Other |  | 0 | (4)
Net cash used in investing activities |  | (3,457) | (3,139)
Financing activities |  |  |
Net change in short-term borrowings |  | (108) | (433)
Net change in commercial paper and credit facility draws |  | 4,015 | (2,166)
Debenture and term note issues, net of issue costs |  | 1,195 | 3,537
Debenture and term note repayments |  | (2,584) | (2,147)
Contributions from noncontrolling interests |  | 9 | 21
Distributions to noncontrolling interests |  | (100) | (425)
Contributions from redeemable noncontrolling interests |  | 0 | 41
Distributions to redeemable noncontrolling interests |  | 0 | (174)
Contributions from parents |  | 0 | 0
Distributions to parents |  | 0 | 0
Redemption of preferred shares held by subsidiary (Note 10) |  | (300) | 0
Common shares issued |  | 18 | 14
Preference share dividends |  | (191) | (174)
Common share dividends |  | (2,976) | (1,493)
Advances from affiliates |  | 0 | 0
Repayment of advances from affiliates |  | 0 | 0
Other |  | (36) | 0
Net cash provided by/(used in) financing activities |  | (1,058) | (3,399)
Effect of translation of foreign denominated cash and cash equivalents and restricted cash |  | (25) | 35
Net increase in cash and cash equivalents and restricted cash |  | 130 | 35
Cash and cash equivalents and restricted cash at beginning of period | 637 | 637 | 587
Cash and cash equivalents and restricted cash at end of period |  | 767 | 622
Consolidation, Eliminations |  |  |
Condensed Cash Flow Statements, Captions [Line Items] |  |  |
Net cash provided by operating activities |  | (1,416) | (752)
Investing activities |  |  |
Capital expenditures |  | 0 | 0
Long-term investments and restricted long-term investments |  | 0 | 34
Distributions from equity investments in excess of cumulative earnings |  | (564) | (1,711)
Additions to intangible assets |  | 0 | 0
Affiliate loans, net |  | 0 | 0
Proceeds from dispositions |  |  | 0
Contributions to subsidiaries |  | 2,339 | 2,178
Return of share capital from subsidiaries |  | (4,921) | (1,916)
Advances to affiliates |  | 75,140 | 5,631
Repayment of advances to affiliates |  | (15,100) | (4,455)
Other |  |  | 0
Net cash used in investing activities |  | 56,894 | (239)
Financing activities |  |  |
Net change in short-term borrowings |  | 0 | 0
Net change in commercial paper and credit facility draws |  | 0 | 0
Debenture and term note issues, net of issue costs |  | 0 | 0
Debenture and term note repayments |  | 0 | 0
Contributions from noncontrolling interests |  | 9 | 21
Distributions to noncontrolling interests |  | (100) | (425)
Contributions from redeemable noncontrolling interests |  | 0 | 41
Distributions to redeemable noncontrolling interests |  | 0 | (174)
Contributions from parents |  | (2,339) | (2,178)
Distributions to parents |  | 6,992 | 4,882
Redemption of preferred shares held by subsidiary (Note 10) |  | 0 |
Common shares issued |  | 0 | 0
Preference share dividends |  | 0 | 0
Common share dividends |  | 0 | 0
Advances from affiliates |  | (75,140) | (5,631)
Repayment of advances from affiliates |  | 15,100 | 4,455
Other |  | 0 | 0
Net cash provided by/(used in) financing activities |  | (55,478) | 991
Effect of translation of foreign denominated cash and cash equivalents and restricted cash |  | 0 | 0
Net increase in cash and cash equivalents and restricted cash |  | 0 | 0
Cash and cash equivalents and restricted cash at beginning of period | 0 | 0 | 0
Cash and cash equivalents and restricted cash at end of period |  | 0 | 0
Parent Issuer and Guarantor | Reportable Legal Entities |  |  |
Condensed Cash Flow Statements, Captions [Line Items] |  |  |
Net cash provided by operating activities |  | 560 | (79)
Investing activities |  |  |
Capital expenditures |  | (31) | (8)
Long-term investments and restricted long-term investments |  | (8) | (36)
Distributions from equity investments in excess of cumulative earnings |  | 0 | 1,260
Additions to intangible assets |  | (36) | (20)
Affiliate loans, net |  | 0 | 0
Proceeds from dispositions |  |  | 0
Contributions to subsidiaries |  | (2,336) | (2,093)
Return of share capital from subsidiaries |  | 4,921 | 1,916
Advances to affiliates |  | (32,520) | (2,324)
Repayment of advances to affiliates |  | 4,748 | 1,094
Other |  |  | 0
Net cash used in investing activities |  | (25,262) | (211)
Financing activities |  |  |
Net change in short-term borrowings |  | 0 | 0
Net change in commercial paper and credit facility draws |  | 2,827 | (931)
Debenture and term note issues, net of issue costs |  | 0 | 2,556
Debenture and term note repayments |  | (1,050) | 0
Contributions from noncontrolling interests |  | 0 | 0
Distributions to noncontrolling interests |  | 0 | 0
Contributions from redeemable noncontrolling interests |  | 0 | 0
Distributions to redeemable noncontrolling interests |  | 0 | 0
Contributions from parents |  | 0 | 0
Distributions to parents |  | 0 | 0
Redemption of preferred shares held by subsidiary (Note 10) |  | 0 |
Common shares issued |  | 18 | 14
Preference share dividends |  | (191) | (174)
Common share dividends |  | (2,976) | (1,493)
Advances from affiliates |  | 33,074 | 368
Repayment of advances from affiliates |  | (7,000) | (43)
Other |  | 0 | 0
Net cash provided by/(used in) financing activities |  | 24,702 | 297
Effect of translation of foreign denominated cash and cash equivalents and restricted cash |  | 0 | 0
Net increase in cash and cash equivalents and restricted cash |  | 0 | 7
Cash and cash equivalents and restricted cash at beginning of period | 9 | 9 | 2
Cash and cash equivalents and restricted cash at end of period |  | 9 | 9
Subsidiary Non-Guarantors | Reportable Legal Entities |  |  |
Condensed Cash Flow Statements, Captions [Line Items] |  |  |
Net cash provided by operating activities |  | 4,723 | 5,639
Investing activities |  |  |
Capital expenditures |  | (2,754) | (3,235)
Long-term investments and restricted long-term investments |  | (688) | (600)
Distributions from equity investments in excess of cumulative earnings |  | 251 | 1,116
Additions to intangible assets |  | (64) | (405)
Affiliate loans, net |  | (140) | 0
Proceeds from dispositions |  |  | 4
Contributions to subsidiaries |  | 0 | 0
Return of share capital from subsidiaries |  | 0 | 0
Advances to affiliates |  | (41,213) | (2,397)
Repayment of advances to affiliates |  | 9,930 | 1,890
Other |  |  | (4)
Net cash used in investing activities |  | (34,678) | (3,631)
Financing activities |  |  |
Net change in short-term borrowings |  | (108) | (433)
Net change in commercial paper and credit facility draws |  | 4,222 | (150)
Debenture and term note issues, net of issue costs |  | 1,195 | 981
Debenture and term note repayments |  | (345) | (1,638)
Contributions from noncontrolling interests |  | 0 | 0
Distributions to noncontrolling interests |  | 0 | 0
Contributions from redeemable noncontrolling interests |  | 0 | 0
Distributions to redeemable noncontrolling interests |  | 0 | 0
Contributions from parents |  | 2,339 | 2,178
Distributions to parents |  | (5,650) | (3,627)
Redemption of preferred shares held by subsidiary (Note 10) |  | (300) |
Common shares issued |  | 0 | 0
Preference share dividends |  | 0 | 0
Common share dividends |  | 0 | 0
Advances from affiliates |  | 33,927 | 3,234
Repayment of advances from affiliates |  | (5,170) | (2,565)
Other |  | (25) | 9
Net cash provided by/(used in) financing activities |  | 30,085 | (2,011)
Effect of translation of foreign denominated cash and cash equivalents and restricted cash |  | (25) | 35
Net increase in cash and cash equivalents and restricted cash |  | 105 | 32
Cash and cash equivalents and restricted cash at beginning of period | 612 | 612 | 571
Cash and cash equivalents and restricted cash at end of period |  | 717 | 603
Spectra Energy Partners L P | Subsidiary Issuer and Guarantor - SEP and EEP | Reportable Legal Entities |  |  |
Condensed Cash Flow Statements, Captions [Line Items] |  |  |
Net cash provided by operating activities |  | 551 | 1,875
Investing activities |  |  |
Capital expenditures |  | 0 | 0
Long-term investments and restricted long-term investments |  | (4) | (9)
Distributions from equity investments in excess of cumulative earnings |  | 17 | 24
Additions to intangible assets |  | 0 | 0
Affiliate loans, net |  | 0 | 0
Proceeds from dispositions |  |  | 0
Contributions to subsidiaries |  | 0 | (78)
Return of share capital from subsidiaries |  | 0 | 0
Advances to affiliates |  | 0 | 0
Repayment of advances to affiliates |  | 0 | 511
Other |  |  | 0
Net cash used in investing activities |  | 13 | 448
Financing activities |  |  |
Net change in short-term borrowings |  | 0 | 0
Net change in commercial paper and credit facility draws |  | (2,017) | (1,397)
Debenture and term note issues, net of issue costs |  | 0 | 0
Debenture and term note repayments |  | 0 | 0
Contributions from noncontrolling interests |  | 0 | 0
Distributions to noncontrolling interests |  | 0 | 0
Contributions from redeemable noncontrolling interests |  | 0 | 0
Distributions to redeemable noncontrolling interests |  | 0 | 0
Contributions from parents |  | 0 | 0
Distributions to parents |  | (1,014) | (924)
Redemption of preferred shares held by subsidiary (Note 10) |  | 0 |
Common shares issued |  | 0 | 0
Preference share dividends |  | 0 | 0
Common share dividends |  | 0 | 0
Advances from affiliates |  | 4,419 | 0
Repayment of advances from affiliates |  | (1,949) | 0
Other |  | (5) | (6)
Net cash provided by/(used in) financing activities |  | (566) | (2,327)
Effect of translation of foreign denominated cash and cash equivalents and restricted cash |  | 0 | 0
Net increase in cash and cash equivalents and restricted cash |  | (2) | (4)
Cash and cash equivalents and restricted cash at beginning of period | 16 | 16 | 14
Cash and cash equivalents and restricted cash at end of period |  | 14 | 10
Enbridge Energy Partners, L.P. | Subsidiary Issuer and Guarantor - SEP and EEP | Reportable Legal Entities |  |  |
Condensed Cash Flow Statements, Captions [Line Items] |  |  |
Net cash provided by operating activities |  | 252 | (145)
Investing activities |  |  |
Capital expenditures |  | 0 | 0
Long-term investments and restricted long-term investments |  | 0 | 0
Distributions from equity investments in excess of cumulative earnings |  | 564 | 451
Additions to intangible assets |  | 0 | 0
Affiliate loans, net |  | 0 | 0
Proceeds from dispositions |  |  | 0
Contributions to subsidiaries |  | (3) | (7)
Return of share capital from subsidiaries |  | 0 | 0
Advances to affiliates |  | (1,407) | (910)
Repayment of advances to affiliates |  | 422 | 960
Other |  |  | 0
Net cash used in investing activities |  | (424) | 494
Financing activities |  |  |
Net change in short-term borrowings |  | 0 | 0
Net change in commercial paper and credit facility draws |  | (1,017) | 312
Debenture and term note issues, net of issue costs |  | 0 | 0
Debenture and term note repayments |  | (1,189) | (509)
Contributions from noncontrolling interests |  | 0 | 0
Distributions to noncontrolling interests |  | 0 | 0
Contributions from redeemable noncontrolling interests |  | 0 | 0
Distributions to redeemable noncontrolling interests |  | 0 | 0
Contributions from parents |  | 0 | 0
Distributions to parents |  | (328) | (331)
Redemption of preferred shares held by subsidiary (Note 10) |  | 0 |
Common shares issued |  | 0 | 0
Preference share dividends |  | 0 | 0
Common share dividends |  | 0 | 0
Advances from affiliates |  | 3,720 | 2,029
Repayment of advances from affiliates |  | (981) | (1,847)
Other |  | (6) | (3)
Net cash provided by/(used in) financing activities |  | 199 | (349)
Effect of translation of foreign denominated cash and cash equivalents and restricted cash |  | 0 | 0
Net increase in cash and cash equivalents and restricted cash |  | 27 | 0
Cash and cash equivalents and restricted cash at beginning of period | $ 0 | 0 | 0
Cash and cash equivalents and restricted cash at end of period |  | $ 27 | $ 0

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- Definition Amount of cash outflow in the form of ordinary dividends provided by the non-wholly owned subsidiary to noncontrolling interests. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
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- Definition The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585 + Details
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- Definition The cash outflow for securities or other assets acquired, which qualify for treatment as an investing activity and are to be liquidated, if necessary, beyond the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the long-term. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with extending a long-term loan to a related party. Alternate caption: Payments for Advances to Affiliates. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585 + Details
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- Definition The cash inflow from the collection of money previously advanced to an entity that is related to it but not strictly controlled. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585 + Details
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