(LOSS) EARNINGS PER SHARE - Schedule of Basic and Diluted Earnings (Details) - USD ($)	3 Months Ended				6 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2020	Jun. 30, 2019
Numerator:
Net (loss) income	$ (7,668,000)	$ (19,910,000)	$ (13,603,000)	$ (3,712,000)	$ (27,578,000)	$ (17,315,000)
Denominator:
Weighted average number of common shares outstanding (in shares)	176,711,000		142,614,000		176,686,000	142,614,000
Loss per Common Share:
(Loss) earnings per common share, basic and diluted (in dollars per share)	$ (0.04)		$ (0.10)		$ (0.16)	$ (0.12)
Dilutive potential common shares			$ 0			$ 0
Warrant
Loss per Common Share:
Antidilutive securities excluded					2,328,120
Stock Options
Loss per Common Share:
Antidilutive securities excluded					497,517
Restricted Stock Award
Loss per Common Share:
Antidilutive securities excluded					562,575