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Disclosure of cash and cash equivalents (Details) - CAD ($)	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Statements Line Items
Cash	$ 85,979,058	$ 3,354,109
Short-term deposits	196,273	179,502
Total	$ 86,175,331	$ 3,533,611	$ 3,199,686	$ 5,634,601

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Statement [Line Items]

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- Definition

The amount of cash on hand and demand deposits. [Refer: Cash on hand]

+ References

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- Definition

The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents]

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- Definition

A classification of cash equivalents representing short-term deposits. [Refer: Cash equivalents]

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