CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - CAD ($) $ in Millions	Total	Preference shares (Note 21)	Common shares (Note 21)	Additional paid-in capital	Deficit	Deficit Modified Retrospective Adoption Of ASC	Accumulated other comprehensive income/(loss) (Note 23)	Reciprocal shareholding	Total Enbridge Inc. shareholders’ equity	Noncontrolling interests (Note 20)
Balance at beginning of year at Dec. 31, 2019		$ 7,747	$ 64,746	$ 187	$ (6,314)		$ (272)	$ (51)		$ 3,364
Increase (Decrease) in Stockholders' Equity
Redemption of preference shares		0
Shares issued on exercise of stock options			22	(21)
Share purchases at stated value	$ 0		0
Other			0		(3)					(1)
Stock-based compensation				30
Purchase of noncontrolling interest				0
Change in reciprocal interest				76				22
Other	0			5
Earnings/(loss) attributable to controlling interests	$ 3,363				3,363
Preference share dividends					(380)
Common share dividends declared					(6,612)
Dividends paid to reciprocal shareholder					17
Accounting Standards Update [Extensible List]	Accounting Standards Update 2016-13 [Member]
Share purchases in excess of stated value					0
Other comprehensive income/(loss) attributable to common shareholders, net of tax							(1,129)
Earnings/(loss) attributable to noncontrolling interests										53
Change in unrealized loss on cash flow hedges										(6)
Foreign currency translation adjustments										(25)
Other comprehensive income/(loss) attributable to noncontrolling interests, net of tax										(31)
Comprehensive income attributable to noncontrolling interests	$ (22)									22
Distributions										(300)
Contributions										23
Redemption of noncontrolling interests										(112)
Purchase of noncontrolling interest										0
Balance at end of year at Dec. 31, 2020	$ 64,363	7,747	64,768	277	(9,995)	$ (66)	(1,401)	(29)	$ 61,367	2,996
Increase (Decrease) in Stockholders' Equity
Dividends paid per common share (in CAD per share)	$ 3.24
Redemption of preference shares		0
Shares issued on exercise of stock options			31	(23)
Share purchases at stated value	$ 0		0
Other			0		0					0
Stock-based compensation				28
Purchase of noncontrolling interest				0
Change in reciprocal interest				98				29
Other	0			(15)
Earnings/(loss) attributable to controlling interests	6,189				6,189
Preference share dividends					(373)
Common share dividends declared					(6,818)
Dividends paid to reciprocal shareholder					8
Share purchases in excess of stated value					0
Other comprehensive income/(loss) attributable to common shareholders, net of tax							305
Earnings/(loss) attributable to noncontrolling interests										125
Change in unrealized loss on cash flow hedges										(15)
Foreign currency translation adjustments										(15)
Other comprehensive income/(loss) attributable to noncontrolling interests, net of tax										(30)
Comprehensive income attributable to noncontrolling interests	(95)									95
Distributions										(271)
Contributions										15
Redemption of noncontrolling interests										(293)
Purchase of noncontrolling interest										0
Balance at end of year at Dec. 31, 2021	$ 63,368	7,747	64,799	365	(10,989)	$ 0	(1,096)	0	60,826	2,542
Increase (Decrease) in Stockholders' Equity
Dividends paid per common share (in CAD per share)	$ 3.34
Redemption of preference shares		(929)
Shares issued on exercise of stock options			53	(50)
Share purchases at stated value	$ (88)		(88)
Other			(4)		0					47
Stock-based compensation				36
Purchase of noncontrolling interest				(43)
Change in reciprocal interest				0				0
Other	(4)			(33)
Earnings/(loss) attributable to controlling interests	3,003				3,003
Preference share dividends					(414)
Common share dividends declared					(7,023)
Dividends paid to reciprocal shareholder					0
Share purchases in excess of stated value					(63)
Other comprehensive income/(loss) attributable to common shareholders, net of tax							4,616
Earnings/(loss) attributable to noncontrolling interests										(65)
Change in unrealized loss on cash flow hedges										(28)
Foreign currency translation adjustments										114
Other comprehensive income/(loss) attributable to noncontrolling interests, net of tax										86
Comprehensive income attributable to noncontrolling interests	(21)									21
Distributions										(259)
Contributions										1,105
Redemption of noncontrolling interests										0
Purchase of noncontrolling interest										55
Balance at end of year at Dec. 31, 2022	$ 63,398	$ 6,818	$ 64,760	$ 275	$ (15,486)		$ 3,520	$ 0	$ 59,887	$ 3,511
Increase (Decrease) in Stockholders' Equity
Dividends paid per common share (in CAD per share)	$ 3.44