DEBT - Long Term Debt Repayments (Details) € in Millions, $ in Millions, $ in Millions	1 Months Ended								7 Months Ended	9 Months Ended
	Sep. 30, 2024 CAD ($)	Aug. 31, 2024 CAD ($)	Jul. 31, 2024 USD ($)	Jun. 30, 2024 USD ($)	Apr. 30, 2024 EUR (€)	Mar. 31, 2024 USD ($)	Feb. 29, 2024 USD ($)	Feb. 29, 2024 CAD ($)	Jul. 31, 2024 CAD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2024 CAD ($)	Sep. 30, 2024 EUR (€)
Long-Term Debt
Schedule of Long Term and Short Term Debt [Line Items]
Principal Amount					€ 23					$ 3,600	$ 800	€ 23
3.15% medium-term notes | Enbridge Gas Inc.
Schedule of Long Term and Short Term Debt [Line Items]
Interest rate (in percent)		3.15%
Principal Amount		$ 215
3.98% senior Notes | Enbridge Pipelines (Southern Lights) L.L.C.
Schedule of Long Term and Short Term Debt [Line Items]
Interest rate (in percent)				3.98%
Principal Amount				$ 42
8.20% Debentures | Enbridge Pipelines Inc.
Schedule of Long Term and Short Term Debt [Line Items]
Interest rate (in percent)							8.20%	8.20%
Principal Amount								$ 200
4.01% Senior Notes | Enbridge Southern Lights LP
Schedule of Long Term and Short Term Debt [Line Items]
Interest rate (in percent)			4.01%						4.01%
Principal Amount									$ 20
3.43% medium-term notes | Westcoast Energy Inc.
Schedule of Long Term and Short Term Debt [Line Items]
Interest rate (in percent)	3.43%									3.43%	3.43%	3.43%
Principal Amount	$ 350
4.75% Senior Notes | Spectra Energy Partners, LP
Schedule of Long Term and Short Term Debt [Line Items]
Interest rate (in percent)						4.75%
Principal Amount						$ 1,000
2.10% Senior Notes | Blauracke GmbH
Schedule of Long Term and Short Term Debt [Line Items]
Interest rate (in percent)					2.10%
Principal Amount | €					€ 23
3.51% Senior Notes | Algonquin Gas Transmission, LLC
Schedule of Long Term and Short Term Debt [Line Items]
Interest rate (in percent)			3.51%						3.51%
Principal Amount			$ 350
Enbridge Inc. | Floating rate notes
Schedule of Long Term and Short Term Debt [Line Items]
Principal Amount							$ 600
Spread on variable rate (in percent)										0.63%	0.63%	0.63%
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]										Secured Overnight Financing Rate (SOFR) [Member]	Secured Overnight Financing Rate (SOFR) [Member]	Secured Overnight Financing Rate (SOFR) [Member]
Enbridge Inc. | 2.15% Senior Notes
Schedule of Long Term and Short Term Debt [Line Items]
Interest rate (in percent)							2.15%	2.15%
Principal Amount							$ 400
Enbridge Inc. | 5.97% Senior Notes
Schedule of Long Term and Short Term Debt [Line Items]
Interest rate (in percent)						5.97%
Principal Amount						$ 700
Period after issuance after which the instruments are callable (in years)						1 year
Enbridge Inc. | 3.50% Senoir Notes
Schedule of Long Term and Short Term Debt [Line Items]
Interest rate (in percent)				3.50%
Principal Amount				$ 500