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Number Of Pipelines To Be Sold

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For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

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Amount of liability recognized arising from contingent consideration in a business combination.

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Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Amount of gain (loss) on sale or disposal of an equity method investment.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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ACQUISITIONS AND DISPOSITIONS - Narrative (Details) $ in Millions, $ in Millions					3 Months Ended		9 Months Ended
	Sep. 27, 2022 CAD ($)	Sep. 27, 2022 USD ($)	Aug. 17, 2022 CAD ($)	Aug. 17, 2022 USD ($)	Sep. 30, 2022 CAD ($)	Sep. 30, 2021 CAD ($)	Sep. 30, 2022 CAD ($)	Sep. 30, 2021 CAD ($)	Oct. 05, 2022 CAD ($)	Sep. 28, 2022 pipeline _community	Sep. 27, 2022 USD ($)	Aug. 16, 2022
Business Acquisition [Line Items]
Equity method investment, realized gain (loss) on disposal			$ 1,100.0	$ 832	$ 1,076.0	$ 0.0	$ 1,076.0	$ 0.0
Tri Global Energy, LLC
Business Acquisition [Line Items]
Cash consideration	$ 295.0	$ 215
Expected useful life	2 years 6 months	2 years 6 months
Business combination, additional contingent consideration	$ 72.0										$ 53
Contingent consideration	$ 49.0										$ 36
Athabasca Indigenous Investments Limited Partnership
Business Acquisition [Line Items]
Number of communities represented \| _community										23
Gray Oak Holdings LLC
Business Acquisition [Line Items]
Ownership interest (percent)			58.50%	58.50%								22.80%
DCP LLC
Business Acquisition [Line Items]
Ownership interest (percent)			13.20%	13.20%								28.30%
Athabasca Regional Oil Sands
Business Acquisition [Line Items]
Number of pipelines to be sold \| pipeline										7
Athabasca Regional Oil Sands \| Subsequent event
Business Acquisition [Line Items]
Total consideration \| $									$ 1,100.0
Athabasca Regional Oil Sands \| Athabasca Regional Oil Sands
Business Acquisition [Line Items]
Non-operating interest (percent)										11.60%
Noncontrolling interest (percent)										88.40%