PROPERTY AND EQUIPMENT (Tables)

12 Months Ended

Dec. 31, 2018

Property, Plant and Equipment [Abstract]

Schedule of property and equipment

Depreciation and amortization are calculated on a straight-line basis over the following estimated useful lives of the assets:

Leasehold improvements	Shorter of lease term or useful life
Furniture and office equipment	Five to ten years
Vehicles	Five to ten years
Computer hardware and software	Three to five years

Property and equipment consists of the following (in thousands):

	December 31,
	2018			2017
Leasehold improvements	$	65,332		$	59,447
Furniture, office equipment and vehicles	53,020			52,163
Computer hardware and software	74,742			71,281
Property and equipment, gross	193,094			182,891
Accumulated depreciation and amortization	(109,791		)	(98,395		)
Property and equipment, net	$	83,303		$	84,496