Related party disclosures (Details) $ in Thousands	12 Months Ended
Dec. 31, 2018 CAD ($) Awards	Dec. 31, 2017 CAD ($) Number
Disclosure Of Related Party Disclosures [Line Items]
Short-term benefits	$ 6,018	$ 5,183
Share-based payments	16,309	20,135
Key management personnel compensation	$ 22,327	$ 25,318
Key management personnel [member]
Disclosure Of Related Party Disclosures [Line Items]
Number of individuals included in the above amounts	18	20

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

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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

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

The number of personnel employed by the entity at a date.

+ References

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No definition available.

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