DEBT - Long Term Debt Issuance (Details) $ in Millions, $ in Millions	9 Months Ended
	Sep. 30, 2023 USD ($)	Sep. 30, 2023 CAD ($)	Aug. 31, 2023 CAD ($)	Sep. 30, 2022
Enbridge Inc.
Debt Instrument [Line Items]
Principal amount of debt	$ 5,000	$ 2,900
5.70% sustainability-linked senior notes due March 2033 | Enbridge Inc.
Debt Instrument [Line Items]
Principal amount of debt	$ 2,300
Interest rate (as a percent)	5.70%	5.70%
5.70% sustainability-linked senior notes due March 2033 | Enbridge Inc. | Debt Instrument Interest Rate Terms Period One
Debt Instrument [Line Items]
Sustainability performance target (percent)	35.00%	35.00%
5.70% sustainability-linked senior notes due March 2033 | Enbridge Inc. | Debt Instrument Interest Rate Terms Period Two
Debt Instrument [Line Items]
Interest rate (as a percent)	5.70%	5.70%
Spread on variable rate (percent)	0.50%
5.97% senior notes due March 2026 | Enbridge Inc.
Debt Instrument [Line Items]
Principal amount of debt	$ 700
Interest rate (as a percent)	5.97%	5.97%
Debt instrument maturity period (in year)	1 year
4.90% medium-notes due may 2028 | Enbridge Inc.
Debt Instrument [Line Items]
Principal amount of debt		$ 600
Interest rate (as a percent)	4.90%	4.90%
5.36% sustainability-linked senior notes due May 2033 | Enbridge Inc.
Debt Instrument [Line Items]
Principal amount of debt		$ 400
Interest rate (as a percent)	5.36%	5.36%
5.36% sustainability-linked senior notes due May 2033 | Enbridge Inc. | Debt Instrument Interest Rate Terms Period One
Debt Instrument [Line Items]
Sustainability performance target (percent)	35.00%	35.00%
5.36% sustainability-linked senior notes due May 2033 | Enbridge Inc. | Debt Instrument Interest Rate Terms Period Two
Debt Instrument [Line Items]
Interest rate (as a percent)	5.36%	5.36%
Spread on variable rate (percent)	0.50%
5.76% medium notes due may 2053 | Enbridge Inc.
Debt Instrument [Line Items]
Principal amount of debt		$ 500
Interest rate (as a percent)	5.76%	5.76%
8.50% fixed-to-fixed subordinated notes due january 2084 | Enbridge Inc.
Debt Instrument [Line Items]
Principal amount of debt	$ 1,250
Interest rate (as a percent)				8.50%
8.50% fixed-to-fixed subordinated notes due january 2084 | Enbridge Inc. | Fixed To Fixed Term Subordinated Term Notes
Debt Instrument [Line Items]
Term of fixed rate	10 years
8.50% fixed-to-fixed subordinated notes due january 2084 | Enbridge Inc. | Debt Instrument Interest Rate Terms Period One | 5-year United States Treasury rate | Fixed To Fixed Term Subordinated Term Notes
Debt Instrument [Line Items]
Spread on variable rate (percent)	4.43%
8.50% fixed-to-fixed subordinated notes due january 2084 | Enbridge Inc. | Debt Instrument Interest Rate Terms Period Two | 5-year United States Treasury rate | Fixed To Fixed Term Subordinated Term Notes
Debt Instrument [Line Items]
Spread on variable rate (percent)	5.18%
8.25% fixed-to-fixed subordinated notes due january 2084 | Enbridge Inc.
Debt Instrument [Line Items]
Principal amount of debt	$ 750
Interest rate (as a percent)	8.25%	8.25%
8.25% fixed-to-fixed subordinated notes due january 2084 | Enbridge Inc. | Fixed To Fixed Term Subordinated Term Notes
Debt Instrument [Line Items]
Term of fixed rate	5 years
8.25% fixed-to-fixed subordinated notes due january 2084 | Enbridge Inc. | Debt Instrument Interest Rate Terms Period One | 5-year United States Treasury rate | Fixed To Fixed Term Subordinated Term Notes
Debt Instrument [Line Items]
Spread on variable rate (percent)	3.79%
8.25% fixed-to-fixed subordinated notes due january 2084 | Enbridge Inc. | Debt Instrument Interest Rate Terms Period Two | 5-year United States Treasury rate | Fixed To Fixed Term Subordinated Term Notes
Debt Instrument [Line Items]
Spread on variable rate (percent)	4.04%
8.25% fixed-to-fixed subordinated notes due january 2084 | Enbridge Inc. | Debt Instrument Interest Rate Terms Period Three | 5-year United States Treasury rate | Fixed To Fixed Term Subordinated Term Notes
Debt Instrument [Line Items]
Spread on variable rate (percent)	4.79%
8.75% fixed-to-fixed subordinated notes due january 2084 | Enbridge Inc.
Debt Instrument [Line Items]
Principal amount of debt		$ 700
Interest rate (as a percent)	8.75%	8.75%
8.75% fixed-to-fixed subordinated notes due january 2084 | Enbridge Inc. | Fixed To Fixed Term Subordinated Term Notes
Debt Instrument [Line Items]
Term of fixed rate	10 years
8.75% fixed-to-fixed subordinated notes due january 2084 | Enbridge Inc. | Debt Instrument Interest Rate Terms Period One | Government Of Canada Bond Yield | Fixed To Fixed Term Subordinated Term Notes
Debt Instrument [Line Items]
Spread on variable rate (percent)	4.96%
8.75% fixed-to-fixed subordinated notes due january 2084 | Enbridge Inc. | Debt Instrument Interest Rate Terms Period Two | Government Of Canada Bond Yield | Fixed To Fixed Term Subordinated Term Notes
Debt Instrument [Line Items]
Spread on variable rate (percent)	5.71%
8.50% fixed-to-fixed subordinated notes due january 2084-1 | Enbridge Inc.
Debt Instrument [Line Items]
Principal amount of debt		$ 300
Interest rate (as a percent)	8.50%	8.50%
8.50% fixed-to-fixed subordinated notes due january 2084-1 | Enbridge Inc. | Fixed To Fixed Term Subordinated Term Notes
Debt Instrument [Line Items]
Term of fixed rate	5 years
8.50% fixed-to-fixed subordinated notes due january 2084-1 | Enbridge Inc. | Debt Instrument Interest Rate Terms Period One | Government Of Canada Bond Yield | Fixed To Fixed Term Subordinated Term Notes
Debt Instrument [Line Items]
Spread on variable rate (percent)	4.30%
8.50% fixed-to-fixed subordinated notes due january 2084-1 | Enbridge Inc. | Debt Instrument Interest Rate Terms Period Two | Government Of Canada Bond Yield | Fixed To Fixed Term Subordinated Term Notes
Debt Instrument [Line Items]
Spread on variable rate (percent)	4.55%
8.50% fixed-to-fixed subordinated notes due january 2084-1 | Enbridge Inc. | Debt Instrument Interest Rate Terms Period Three | Government Of Canada Bond Yield | Fixed To Fixed Term Subordinated Term Notes
Debt Instrument [Line Items]
Spread on variable rate (percent)	5.30%
Medium-term notes due august 2053 | Enbridge Pipelines Inc.
Debt Instrument [Line Items]
Principal amount of debt			$ 350
Interest rate (as a percent)			5.82%