10. SHAREHOLDERS' EQUITY (Details) - $ / shares	3 Months Ended	12 Months Ended
Mar. 31, 2020	Dec. 31, 2019
Number of Options
Outstanding option, Beginning balance	620,000	320,000
Granted, Options	250,000	300,000
Exercised, Options	0	0
Expired, Options	(40,000)	0
Outstanding option, Ending balance	830,000	620,000
Weighted Average Exercise Price
Outstanding Weighted Average Exercise Price, Beginning balance	$ 0.32	$ 0.52
Granted, Weighted Average Exercise Price	0.11	0.11
Exercised, Weighted Average Exercise Price	0.00	0.00
Expired, Weighted Average Exercise Price	2.10	0.00
Outstanding Weighted Average Exercise Price, Ending balance	$ 0.17	$ 0.32

For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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- Definition

Gross number of share options (or share units) granted during the period.

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Number of options outstanding, including both vested and non-vested options.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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- Definition

Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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

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