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Employee Costs - Schedule of Employee Benefits Cost (Details) - CAD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Analysis of income and expense [abstract]
Wages, salaries, and benefits	$ 3,654.6	$ 3,243.2
Pension costs	108.0	93.5
Net share-based compensation	60.1	26.0
Total employee costs	3,822.7	3,362.7
Direct labor	2,321.5	2,039.9
Indirect labor	$ 1,501.2	$ 1,322.8

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The expense of all forms of consideration given by an entity in exchange for a service rendered by employees or for the termination of employment.

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The amount of expense from share-based payment transactions with employees. [Refer: Expense from share-based payment transactions]

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The amount of post-employment benefit expense included in profit or loss

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The amount of expense from employee benefits (other than termination benefits) that are expected to be settled wholly within twelve months after the end of the annual reporting period in which the employees render the related services.

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Direct labor costs.

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Indirect labor costs.

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