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Segmented Information - Schedule of Geographic Segments (Details) - CAD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Disclosure of geographical areas [line items]
Equipment	$ 39	$ 49
Exploration and evaluation assets	63,808	50,494
Canada [Member]
Disclosure of geographical areas [line items]
Equipment	13	19
Exploration and evaluation assets	1,948	1,817
Greenland [Member]
Disclosure of geographical areas [line items]
Equipment	26	30
Exploration and evaluation assets	61,852	48,671
United States [Member]
Disclosure of geographical areas [line items]
Exploration and evaluation assets	$ 8	$ 6

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

+ References

No definition available.

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- Definition

The amount of tangible assets that: (a) are held for use in the production or supply of goods or services, for rental to others, or for administrative purposes; and (b) are expected to be used during more than one period.

+ References

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

The amount of exploration and evaluation assets recognised as tangible assets in accordance with the entity's accounting policy. [Refer: Exploration and evaluation assets [member]]

+ References

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