DEBT - Schedule of Long-Term Debt Issuances (Details) $ in Millions, $ in Millions	9 Months Ended
	Sep. 30, 2026 CAD ($)	Sep. 30, 2026 USD ($)	Aug. 31, 2026 CAD ($)	Mar. 31, 2026 USD ($)	Feb. 28, 2026 CAD ($)
Debt Instrument [Line Items]
Long-term debt issuances	$ 3,000	$ 2,000
Enbridge Gas Inc. \| 4.65% medium-term notes due August 2036
Debt Instrument [Line Items]
Interest rate (as percent)			4.65%
Principal amount			$ 600
Enbridge Gas Inc. \| 5.35% medium-term notes due August 2056
Debt Instrument [Line Items]
Interest rate (as percent)			5.35%
Principal amount			$ 400
Enbridge Inc. \| 3.57% medium-term notes due February 2031
Debt Instrument [Line Items]
Interest rate (as percent)					3.57%
Principal amount					$ 850
Enbridge Inc. \| 4.35% medium-term notes due February 2036
Debt Instrument [Line Items]
Interest rate (as percent)					4.35%
Principal amount					$ 850
Enbridge Inc. \| 5.10% medium-term notes due February 2056
Debt Instrument [Line Items]
Interest rate (as percent)					5.10%
Principal amount					$ 300
Enbridge Inc. \| 4.85% senior notes due March 2031
Debt Instrument [Line Items]
Interest rate (as percent)				4.85%
Principal amount				$ 1,000
Enbridge Inc. \| 5.45% senior notes due March 2036
Debt Instrument [Line Items]
Interest rate (as percent)				5.45%
Principal amount				$ 1,000