10. SHARE-BASED COMPENSATION (Details 2) - $ / shares	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Number of options outstanding	2,928,750	2,067,500	0
Weighted average remaining contractual term outstanding	3 years 8 months 16 days
Weighted average exercise price outstanding	$ 2.96	$ 1.68	$ .00
Number exercisable	1,573,853
Weighted average exercise price exerciseable	$ 3.43
$1.50
Number of options outstanding	1,708,750
Weighted average remaining contractual term outstanding	3 years 4 months 24 days
Weighted average exercise price outstanding	$ 1.50
Number exercisable	1,448,853
Weighted average exercise price exerciseable	$ 1.50
$3.00 - $3.61
Number of options outstanding	220,000
Weighted average remaining contractual term outstanding	4 years 25 days
Weighted average exercise price outstanding	$ 3.23
Number exercisable	125,000
Weighted average exercise price exerciseable	$ 3.83
$5.41
Number of options outstanding	1,000,000
Weighted average remaining contractual term outstanding	4 years 2 months 19 days
Weighted average exercise price outstanding	$ 5.41
Number exercisable	0
Weighted average exercise price exerciseable	$ .00

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iii)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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