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Defined Benefit Obligation and Other Long-Term Liabilities (Details) - CAD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Subclassifications of assets, liabilities and equities [abstract]
Defined benefit obligation (Note 28)	$ 227	$ 235
Long-term incentive accruals (Note 27)	9	16
Other	51	46
Total(1)	287	297
Contract liabilities (Note 5)	$ 87	$ 62

X

- Definition

The amount of accruals classified as non-current. [Refer: Accruals]

+ References

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- Definition

The amount of an entity’s obligation to transfer goods or services to a customer for which the entity has received consideration (or the amount is due) from the customer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

The amount of non-current net defined benefit liability. [Refer: Net defined benefit liability]

+ References

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The amount of non-current liabilities that the entity does not separately disclose in the same statement or note. [Refer: Non-current liabilities]

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Non-current Defined Benefit Obligation And Other Long-term Liabilities

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