Capital Stock	3 Months Ended
Mar. 31, 2019
Equity [Abstract]
Capital Stock	15. Capital Stock. During the three months ended March 31, 2019, 12,000 shares were issued upon the exercise of employee stock options (2018 – 23,000) and nil shares were issued upon the exercise of consultant stock options (2017 – 10,000). In February 2019, the Company announced the payment of a special dividend to the existing stockholders of the Company as of March 6, 2019 in the amount of five cents per share.

The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-URI http://asc.fasb.org/topic&trid=2208762

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