ACCOUNTS RECEIVABLE, NET OF ALLOWANCE FOR CREDIT LOSSES (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2020 USD ($)
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of period	$ 1,468
Additions - charged to expense	2,007
Deductions - bad debts written off, net of recoveries	(983)
Balance at end of period	2,681
Cumulative effect of new accounting principle
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of period	$ 189