Capital Stock (Details Narrative) - shares	6 Months Ended	12 Months Ended
Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017
Stock options exercised	33,000		140,000
Employee [Member]
Stock options exercised	23,000	28,000
Consultants [Member]
Stock options exercised	10,000

Number of share options (or share units) exercised during the current period.

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration