PROPERTY AND EQUIPMENT (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Less – Accumulated depreciation	$ (78,770)	$ (73,567)
Property and equipment, net	56,899	63,703
Depreciation expense	10,396	10,100	$ 9,578
Land
Property, Plant and Equipment [Line Items]
Property and equipment, gross	2,558	1,960
Buildings and leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	22,952	15,445
Furniture, fixtures and equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 110,159	$ 119,865