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Compensation of Key Management Personnel (Detail) - CAD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Disclosure Of Transactions Between Related Parties [Abstract]
Salaries and other benefits	$ 6,078	$ 6,983
Equity settled share based compensation	3,036	2,749
Cash settled share based compensation	(3,945)	8,629
Key management personnel compensation	$ 5,169	$ 18,361

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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]]

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-Name IAS
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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]]

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Key Management Personnel Compensation Cash Settled Share Based Compensation

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