CONVERTIBLE NOTES (Bridge Note debt discounts and debt premiums) (Details) - Convertible Debt [Member] - Convertible Bridge Loan - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2020
Debt discounts
Beginning balance		$ (1,796)
Deductions: Amortization/accretion		703
Deductions: Write-off related to note conversions		138
Deductions: Write-off related to note extinguishment		955
Debt premiums
Beginning balance	$ 679
Additions:		793
Deductions: Amortization/accretion	(346)	(385)
Deductions: Write-off related to note conversions	$ (333)	$ (408)

Amount of additional to unamortized premiums during the period.

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Amount of noncash expense included in interest expense to amortize debt discount associated with the related debt instruments.

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Amount of noncash expense included in interest expense to amortize debt premium associated with the related debt instruments.

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Write-off of amounts previously capitalized as debt discount related to note conversions.

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Write-off of amounts previously capitalized as debt discount related to note extinguishment.

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Write-off of amounts previously capitalized as debt premium related to note conversions.

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Amount, after accumulated amortization, of debt discount.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
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Amount, after accumulated amortization, of debt premium.

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