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STOCK BASED COMPENSATION (Details - Compensation expense) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Interim Period, Costs Not Allocable [Line Items]
Stock-based compensation expense	$ 1,741	$ 1,278	$ 3,147	$ 2,287
Research And Development [Member]
Interim Period, Costs Not Allocable [Line Items]
Stock-based compensation expense	631	536	1,165	995
General And Administrative [Member]
Interim Period, Costs Not Allocable [Line Items]
Stock-based compensation expense	1,038	740	1,867	1,339
Selling And Marketing [Member]
Interim Period, Costs Not Allocable [Line Items]
Stock-based compensation expense	$ 72	$ 2	$ 115	$ (47)

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Amount of noncash expense for share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (a)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

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