INCOME TAXES - Rate Reconciliation (Details) - CAD ($) $ in Millions	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
INCOME TAX RATE RECONCILIATION
Earnings before income taxes	$ 4,542	$ 7,729	$ 4,190
Canadian federal statutory income tax rate	15.00%	15.00%	15.00%
Expected federal taxes at statutory rate	$ 681	$ 1,159	$ 629
Increase/(decrease) resulting from:
Provincial and state income taxes	108	228	288
Foreign and other statutory rate differentials	295	134	(53)
Effects of rate-regulated accounting	(122)	(139)	(145)
Foreign allowable interest deductions	0	0	(4)
Part VI.1 tax, net of federal Part I deduction	76	73	76
US Minimum Tax	107	0	44
Non-taxable portion of gain on sale of investment	0	(23)	0
Valuation allowance	6	5	(6)
Accounting impairment of non-deductible goodwill	370	0	0
Noncontrolling interests	9	(17)	(8)
Other	74	(5)	(47)
Income tax expense	$ 1,604	$ 1,415	$ 774
Effective income tax rate (as a percent)	35.30%	18.30%	18.50%

Effective Income Tax Rate Reconciliation, Base Erosion And Anti-Abuse Tax, Amount

No definition available.

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Namespace Prefix:	enb_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to taxes on preferred dividends paid, net of allowable deductions.

+ References

No definition available.