DEBT - Schedule of Long-Term Debt Repayments (Details) € in Millions, $ in Millions, $ in Millions	1 Months Ended							6 Months Ended
	Jun. 30, 2025 USD ($)	Jun. 30, 2025 CAD ($)	Apr. 30, 2025 EUR (€)	Mar. 31, 2025 USD ($)	Feb. 28, 2025 USD ($)	Feb. 28, 2025 CAD ($)	Jan. 31, 2025 USD ($)	Jun. 30, 2025 USD ($)	Jun. 30, 2025 CAD ($)	Jun. 30, 2025 EUR (€)
Long-Term Debt
Debt Instrument [Line Items]
Extinguishment of debt								$ 2,500	$ 661	€ 21
3.98% Senior Notes | Enbridge Pipelines (Southern Lights) L.L.C.
Debt Instrument [Line Items]
Interest rate (as percent)	3.98%	3.98%						3.98%	3.98%	3.98%
Extinguishment of debt	$ 47
4.10% Medium-term Notes | Enbridge Pipelines Inc.
Debt Instrument [Line Items]
Interest rate (as percent)					4.10%	4.10%
Extinguishment of debt						$ 100
4.01% Senior Notes | Enbridge Southern Lights LP
Debt Instrument [Line Items]
Interest rate (as percent)	4.01%	4.01%						4.01%	4.01%	4.01%
Extinguishment of debt		$ 11
3.50% Senior Notes | Spectra Energy Partners, LP
Debt Instrument [Line Items]
Interest rate (as percent)				3.50%
Extinguishment of debt				$ 500
2.10% Senior Notes | Blauracke GMBH
Debt Instrument [Line Items]
Interest rate (as percent)			2.10%
Extinguishment of debt | €			€ 21
4.97% Senior Notes, Note One | Enbridge Holdings (Tomorrow RNG), LLC
Debt Instrument [Line Items]
Interest rate (as percent)							4.97%
Extinguishment of debt							$ 309
4.97% Senior Notes, Note Two | Enbridge Holdings (Tomorrow RNG), LLC
Debt Instrument [Line Items]
Interest rate (as percent)							4.97%
Extinguishment of debt							$ 85
4.97% Senior Notes, Note Three | Enbridge Holdings (Tomorrow RNG), LLC
Debt Instrument [Line Items]
Interest rate (as percent)							4.97%
Extinguishment of debt							$ 19
1.30% Senior Notes | The East Ohio Gas Company
Debt Instrument [Line Items]
Interest rate (as percent)	1.30%	1.30%						1.30%	1.30%	1.30%
Extinguishment of debt	$ 500
Enbridge Inc. | 2.50% Senior Notes
Debt Instrument [Line Items]
Interest rate (as percent)					2.50%	2.50%	2.50%
Extinguishment of debt					$ 500		$ 500
Enbridge Inc. | 2.44 Medium-term Notes
Debt Instrument [Line Items]
Interest rate (as percent)	2.44%	2.44%						2.44%	2.44%	2.44%
Extinguishment of debt		$ 550