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

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Name:	us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Capital Stock (Details Narrative) - $ / shares	3 Months Ended		12 Months Ended
Capital Stock (Details Narrative) - $ / shares	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018	Mar. 06, 2019
Stock options exercised	12,000		101,666
Employees [Member]
Stock options exercised	12,000	23,000	23,000
Consultants [Member]
Stock options exercised		10,000	10,000
Existing Stockholders [Member]
Payment of special dividend, per share				$ 0.05