STOCKHOLDERS' EQUITY (Details - Option Activity) - Equity Option [Member]	3 Months Ended
Mar. 31, 2022 $ / shares shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period	(26,063)
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number	426,042
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares	426,042
Option Indexed to Issuer's Equity, Strike Price \| $ / shares	$ 5.46
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	1 year 11 months 23 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period	26,063
Option 1 [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period	(26,063)
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number	215,667
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares	215,667
Option Indexed to Issuer's Equity, Strike Price \| $ / shares	$ 7.68
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	1 year 5 months 19 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period	26,063
Option 2 [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period	0
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number	1,875
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares	1,875
Option Indexed to Issuer's Equity, Strike Price \| $ / shares	$ 24.96
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	1 year 29 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period	(0)
Option 3 [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period	0
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number	208,500
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares	208,500
Option Indexed to Issuer's Equity, Strike Price \| $ / shares	$ 2.98
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	4 years 3 months 29 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period	0

Exercise or strike price stated in the contract for options indexed to the issuer's equity shares.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 40
-Section 50
-Paragraph 5
-Subparagraph (a)(2)
-URI https://asc.fasb.org/extlink&oid=126731327&loc=d3e90205-114008

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 480
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(1)
-URI https://asc.fasb.org/extlink&oid=109262807&loc=d3e22047-110879

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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.

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(ii)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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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.

+ References

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 (e)(1)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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Number of options vested.

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