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Consolidated statements of comprehensive income (Parenthetical) - CAD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Items that will be subsequently reclassified to net earnings
Income tax relating to financial assets measured at fair value through other comprehensive income included in other comprehensive income	$ 0	$ 0
Income tax relating to cash flow hedges	12	(45)
Items that will not be reclassified to net earnings
Income tax relating to actuarial losses on post-employment benefit plans	(184)	(51)
Income tax relating to cash flow hedges	$ 0	$ 9

X

- Definition

Income Tax Relating To Other Comprehensive Income Cash Flow Hedges Not To Be Reclassified To Net Profit Or Loss

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- Definition

The amount of income tax relating to amounts recognised in other comprehensive income in relation to cash flow hedges. [Refer: Cash flow hedges [member]; Other comprehensive income]

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- Definition

The amount of income tax relating to amounts recognised in other comprehensive income in relation to financial assets measured at fair value through other comprehensive income. [Refer: Financial assets measured at fair value through other comprehensive income; Other comprehensive income]

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- Definition

The amount of income tax relating to amounts recognised in other comprehensive income in relation to remeasurements of defined benefit plans. [Refer: Other comprehensive income; Reserve of remeasurements of defined benefit plans; Defined benefit plans [member]]

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