LEASES - Additional Information (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Operating leases, option to extend	7 years
Operating lease right-of-use assets	$ 13,895		$ 11,554
Operating lease right-of-use liabilities	14,112
Occupancy Expenses
Operating leases, rental expense	$ 1,416	$ 1,306
Minimum
Operating leases, remaining lease term	1 year
Maximum
Operating leases, remaining lease term	15 years