RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS - Impact of Restatement Adjustments on Condensed Consolidated Statements of Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net income	$ 159	$ 5,990
Comprehensive income	1,436	4,827
As previously reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net income	128	5,648
Comprehensive income	5,234	4,485
Adjustments
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net income	31	342
Comprehensive income	$ (3,798)	$ 342