DEBT - Long Term Debt Issuance (Details) - Enbridge Inc. $ in Millions, $ in Millions	6 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2023 CAD ($)
Debt Instrument [Line Items]
Principal amount of debt	$ 3,000	$ 1,500
5.70% sustainability-linked senior notes due March 2033
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 | 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 | 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
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
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
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 | 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 | 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
Debt Instrument [Line Items]
Principal amount of debt		$ 500
Interest rate (as a percent)	5.76%	5.76%