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Interest Expense (Details) - CAD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Analysis of income and expense [abstract]
Interest on debt	$ 203	$ 164	$ 163
Interest on exchangeable debentures	29	29	29
Interest on exchangeable preferred shares	28	28	28
Capitalized interest	(57)	(16)	(14)
Interest on lease liabilities	9	7	7
Credit facility fees, bank charges and other interest	21	27	20
Tax shield on tax equity financing	0	(2)	(9)
Accretion of provisions	48	49	32
Interest expense	$ 281	$ 286	$ 256

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The increase in other provisions through adjustments arising from the passage of time. [Refer: Other provisions]

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The amount of interest costs that an entity incurs in connection with the borrowing of funds that are directly attributable to the acquisition, construction or production of a qualifying asset and which form part of the cost of that asset.

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The amount of interest costs that an entity incurs.

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The amount of interest expense on lease liabilities. [Refer: Lease liabilities]

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The amount of interest expense on other financial liabilities. [Refer: Interest expense; Other financial liabilities]

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The amount of interest expense on repurchase agreements and cash collateral on securities lent. [Refer: Interest expense; Repurchase agreements and cash collateral on securities lent]

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Interest Expense On Preferred Shares

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