STOCKHOLDERS' EQUITY - Narrative (Details) - USD ($)		12 Months Ended
	Mar. 05, 2019	Dec. 31, 2019	Dec. 31, 2018	Mar. 31, 2018
Class of Stock [Line Items]
Common stock, par value (in dollars per share)		$ 0.0001	$ 0.0001
Repurchase of common stock		$ 0	$ 997,000
Common Shares
Class of Stock [Line Items]
Common stock issued for conversion of debt (in shares)		17,641,638	5,952,763
Private Placement | Varde Partners, Inc.
Class of Stock [Line Items]
Common stock, par value (in dollars per share)	$ 0.0001
Private Placement | Varde Partners, Inc. | Common Shares
Class of Stock [Line Items]
Common stock issued for conversion of debt (in shares)	17,641,638
Share Repurchase Plan
Class of Stock [Line Items]
Stock repurchase program, authorized amount				$ 1,000,000.0
Treasury stock, shares, acquired (in shares)			253,598
Repurchase of common stock			$ 1,000,000