DEBT - Long Term Debt Issuance (Details) - Enbridge Inc. - CAD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Apr. 30, 2024
Debt Instrument Interest Rate Terms Period One
Debt Instrument [Line Items]
Spread on variable rate (in percent)	3.12%
Debt Instrument Interest Rate Terms Period Two
Debt Instrument [Line Items]
Spread on variable rate (in percent)	2.97%
5.25% Senior Notes Due April 2027
Debt Instrument [Line Items]
Interest rate (in percent)		5.25%
Principal Amount		$ 750,000
5.30% Senior Notes Due April 2029
Debt Instrument [Line Items]
Interest rate (in percent)		5.30%
Principal Amount		$ 750,000
5.63% Senior Notes Due April 2034
Debt Instrument [Line Items]
Interest rate (in percent)		5.63%
Principal Amount		$ 1,200,000
5.95% Senior Notes Due April 2054
Debt Instrument [Line Items]
Interest rate (in percent)		5.95%
Principal Amount		$ 800,000
Fixed-to-Fixed Subordinated Notes Due March 2055
Debt Instrument [Line Items]
Interest rate (in percent)	7.38%
Principal Amount	$ 500,000
Fixed-to-Fixed Subordinated Note Due June 2054
Debt Instrument [Line Items]
Interest rate (in percent)	7.20%
Principal Amount	$ 700,000