ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES [Abstract]
Reduction in Certain Accrued Expense and Accounts Payable	$ 0.1	$ 1.4