SUBSEQUENT EVENT (Details) $ in Thousands		2 Months Ended	12 Months Ended
	Jan. 15, 2021 USD ($) item	Mar. 31, 2021 USD ($) shares	Dec. 31, 2019 USD ($)	Dec. 31, 2018 shares
Subsequent Event [Line Items]
Stock issued in connection with warrant exercises (in shares) | shares				490,012
Net proceeds from exercise of stock warrants			$ 10,616
Subsequent Event [Member]
Subsequent Event [Line Items]
Monthly base rent	$ 6
Base Rent Annual Increase, as a percent	2.50%
Lessor, Operating Lease, Term of Contract	36 months
Number of renewal options | item	2
Lessor, Operating Lease, Renewal Term	24 months
Stock issued in connection with warrant exercises (in shares) | shares		9,577,612
Net proceeds from exercise of stock warrants		$ 9,993