WARRANTS - Issued with Series B Preferred Stock (Details) - 2018 Warrants - Warrants Issued with Series B Preferred Stock $ / shares in Units, $ in Millions	2 Months Ended
Dec. 31, 2018 USD ($) $ / shares shares	Dec. 31, 2019 Y Rate
Warrants
Warrants to purchase common stock (in shares) \| shares	72,261
Warrants to purchase common stock (in dollars) \| $	$ 0.2
Exercise price (in dollars per share) \| $ / shares	$ 8.24
Expiration term	10 years
Contractual term (in years)
Warrants
Measurement input \| Y		10.0
Volatility
Warrants
Measurement input		0.7322
Risk-free interest rate
Warrants
Measurement input		0.0270
Dividend yield
Warrants
Measurement input		0.0000

Amount of increase in additional paid in capital (APIC) resulting from the issuance of warrants. Includes allocation of proceeds of debt securities issued with detachable stock purchase warrants.

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- Definition

Exercise price per share or per unit of warrants or rights outstanding.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

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- Definition

Value of input used to measure outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur.

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Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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