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Other Income (Details) - CAD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Analysis of income and expense [abstract]
Realized gain on equity securities	$ (15.6)	$ (2.0)
Unrealized loss (gain) on equity securities	18.0	(13.9)
Gain on disposition of intangible asset	5.6	0.0
Other	(1.7)	(1.3)
Total other income	$ (4.9)	$ (17.2)

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The gains (losses) on financial assets mandatorily measured at fair value through profit or loss in accordance with IFRS 9. [Refer: Financial assets at fair value through profit or loss, mandatorily measured at fair value; Gains (losses) on financial assets at fair value through profit or loss; Financial liabilities]

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The amount of operating income (expense) that the entity does not separately disclose in the same statement or note.

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Gain (Loss) On Disposition Of Intangible Asset

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Miscellaneous other income expense.

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Realized Gains (Losses) On Financial Assets At Fair Value Through Profit Or Loss, Mandatorily Measured At Fair Value

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