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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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

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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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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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The percentage rate used to calculate dividend payments on preferred stock.

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Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

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Cash received on stock transaction after deduction of issuance costs.

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The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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STOCKHOLDERS' EQUITY, SHARE-BASED COMPENSATION AND NET LOSS PER SHARE - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands			3 Months Ended		6 Months Ended
	Jul. 20, 2020	Mar. 03, 2020	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Aug. 11, 2020	May 28, 2020	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019	Mar. 29, 2019	Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, shares authorized (shares)			100,000,000		100,000,000					100,000,000
Common stock, shares outstanding (shares)			99,408,916		99,408,916					51,055,159
Preferred stock, par value (in dollars per share)			$ 0.001		$ 0.001					$ 0.001
Share-based compensation expense			$ 646	$ (102)	$ 681	$ 223
Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, shares outstanding (shares)							99,408,916
Warrants (in shares)							6,641,558
Subsequent Event \| Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock outstanding (in shares)							15,900,000
Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, shares outstanding (shares)			99,408,916	46,130,159	99,408,916	46,130,159			66,133,888	51,055,159	40,722,229		39,053,312
Option award expiration period					10 years
Public Stock Offering \| Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Consideration received on sale of stock	$ 13,800
Purchase amount of shares authorized (in shares)	150,000
Sale of stock, price per share (in dollars per share)	$ 100.00
Public Stock Offering \| Subsequent Event \| Series A Cumulative Redeemable Perpetual Preferred Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares issued (in shares)	600,000
Preferred stock, dividend rate	9.50%
Preferred stock, par value (in dollars per share)	$ 0.001
Number of shares per unit (in shares)	4
Over-Allotment Option \| Subsequent Event \| Series A Cumulative Redeemable Perpetual Preferred Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares issued (in shares)	90,000
Aspire Capital Fund, LLC
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares issued (in shares)					48,238,893
Consideration received on sale of stock					$ 32,000
Aspire Capital Fund, LLC \| Private Placement
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Purchase amount of shares authorized		$ 30,000										$ 30,000
Number of shares issued (in shares)		2,374,545
Number of shares issued (in shares)					44,227,890
Aspire Capital Fund, LLC \| Private Placement \| Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Period of purchase stock		30 months
Common Stock Warrants \| Public Stock Offering \| Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants to purchase stock (in shares)	150,000
Number of securities called by each warrant (in shares)	1
Common Stock Warrants \| Over-Allotment Option \| Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants to purchase stock (in shares)	22,500
China Branding Group Limited \| CBG Acquisition Warrants
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity interests issued (in shares)					40,000
Exercise price (usd per share)			$ 10.00		$ 10.00
China Branding Group Limited \| CBG Financing Warrants
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants (in shares)								6,601,558
Equity interests issued (in shares)					6,601,558
Exercise price (usd per share)			$ 1.93		$ 1.93