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Related-Party Disclosures - Schedule of Compensation of Key Management Personnel and Directors of the Company (Detail) - CAD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Disclosure of key management personnel compensation [abstract]
Salaries and other short-term employment benefits	$ 11.0	$ 9.0
Directors' fees	0.8	0.8
Share-based compensation	8.3	0.9
Total compensation	$ 20.1	$ 10.7

X

- Definition

The amount of remuneration paid or payable to the entity's directors.

+ References

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- Definition

The amount of compensation to key management personnel. [Refer: Key management personnel of entity or parent [member]]

+ References

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- Definition

The amount of compensation to key management personnel in the form of share-based payments. [Refer: Key management personnel of entity or parent [member]]

+ References

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- Definition

The amount of compensation to key management personnel in the form of short-term employee benefits. [Refer: Key management personnel of entity or parent [member]]

+ References

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- Definition

Disclosure of key management personnel compensation.

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No definition available.

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