Debt Instrument, Callable Period

No definition available.

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- Definition

Debt Instrument, Term Of Fixed Interest Rate

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Debt Instrument, Variable Rate Period Subsequent To Fixed Rate Period

+ References

No definition available.

+ Details

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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

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Period Type:	duration

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Period Type:	duration

- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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DEBT - LONG TERM DEBT ISSUANCE (Details) - USD ($) $ in Millions	1 Months Ended
	Mar. 31, 2018	Jan. 31, 2018
3.50% Senior Notes Due 2028 \| Spectra Energy Partners, LP
DEBT
Face amount of notes issued		$ 400
Interest rate (as a percent)		3.50%
4.15% Senior Notes Due 2048 \| Spectra Energy Partners, LP
DEBT
Face amount of notes issued		$ 400
Interest rate (as a percent)		4.15%
Enbridge Inc. \| Fixed to Floating Rate Notes Due 2078
DEBT
Face amount of notes issued	$ 850
Interest rate (as a percent)	6.25%
Maturity period of debt	60 years
Callable period	10 years
Term of fixed interest rate	10 years
Debt Instrument, Redemption, Period One \| Enbridge Inc. \| Fixed to Floating Rate Notes Due 2078
DEBT
Basis spread on variable rate (as a percent)	364.10%
Debt Instrument, Redemption, Period One \| Enbridge Inc. \| Fixed to Floating Rate Notes Due 2078 \| Minimum
DEBT
Variable rate period subsequent to fixed rate period	10 years
Debt Instrument, Redemption, Period One \| Enbridge Inc. \| Fixed to Floating Rate Notes Due 2078 \| Maximum
DEBT
Variable rate period subsequent to fixed rate period	30 years
Debt Instrument, Redemption, Period Two \| Enbridge Inc. \| Fixed to Floating Rate Notes Due 2078
DEBT
Basis spread on variable rate (as a percent)	439.10%
Debt Instrument, Redemption, Period Two \| Enbridge Inc. \| Fixed to Floating Rate Notes Due 2078 \| Minimum
DEBT
Variable rate period subsequent to fixed rate period	30 years
Debt Instrument, Redemption, Period Two \| Enbridge Inc. \| Fixed to Floating Rate Notes Due 2078 \| Maximum
DEBT
Variable rate period subsequent to fixed rate period	60 years