EMPLOYEE BENEFIT PLAN - (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]
Percent of employees gross pay eligible for matching	100.00%
Percentage of first elective contributions	6.00%
Discretionary contribution amount	$ 900	$ 1,000	$ 800
Profit Sharing [Member]
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]
Additional profit sharing compensation expense	$ 0	$ 0