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FAIR VALUE MEASUREMENTS (Details - Changes to fair value measurement Level 3) - Liability [Member] - Fair Value, Recurring [Member] $ in Thousands	6 Months Ended
	Jun. 30, 2021 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative liability, beginning balance	$ 79,069
Transfers into Level 3	6,640
Remeasurement to fair value	204,485
Derviative liability, ending balance	290,194
Fair Value, Inputs, Level 3 [Member] | Series A Warrants Liability [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative liability, beginning balance	0
Transfers into Level 3	6,640
Remeasurement to fair value	11,824
Derviative liability, ending balance	18,464
Fair Value, Inputs, Level 3 [Member] | Series A Embedded Derivative Liability [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative liability, beginning balance	26,728
Transfers into Level 3	0
Remeasurement to fair value	14,463
Derviative liability, ending balance	41,191
Fair Value, Inputs, Level 3 [Member] | Series B Warrants Liability [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative liability, beginning balance	52,341
Transfers into Level 3	0
Remeasurement to fair value	178,198
Derviative liability, ending balance	$ 230,539

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- Definition

Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(3)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

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- Definition

Amount of increase (decrease) of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

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Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
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