Business combinations (Details) - Apicore - CAD ($)	1 Months Ended
Dec. 01, 2016	Jul. 03, 2014
Disclosure of detailed information about business combination [line items]
Fair value of 6.07% interest on December 1, 2016	$ 6,418,867	$ 1,276,849
Carrying value of 6.07% interest prior to control	1,523,294
Gain on step acquisition	$ 4,895,573

The acquisition-date fair value of equity interest in the acquiree held by the acquirer immediately before the acquisition date in a business combination achieved in stages. [Refer: Business combinations [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 3
-IssueDate 2017-01-01
-Paragraph B64
-Subparagraph p
-Clause i
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-URIDate 2017-03-09

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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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The amount of any gain recognised in a business combination in which the net of the identifiable assets acquired and the liabilities assumed exceeds the aggregate of the consideration transferred, non-controlling interest in the acquiree and fair value of the acquirer's previously held equity interest in the acquiree. [Refer: Business combinations [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 3
-IssueDate 2017-01-01
-Paragraph B64
-Subparagraph n
-Clause i
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=3&date=2017-03-01&anchor=para_B64_n_i&doctype=Appendix&seq=2
-URIDate 2017-03-09

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- Definition

The acquisition-date carrying value of equity interest in the acquiree held by the acquirer immediately before the acquisition date in a business combination achieved in stages.

+ References

No definition available.

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