PROPERTY, EQUIPMENT, AND SOFTWARE, NET (Tables)

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment [Abstract]

Schedule of Property, Equipment and Software

Property, equipment and software, net as of December 31, 2017 and 2016 consisted of the following (in thousands):

	December 31, 2017			December 31, 2016
Capitalized website and internal-use software development costs	$	81,710		$	61,515
Leasehold improvements	74,236			60,101
Computer equipment	32,450			28,551
Furniture and fixtures	16,435			14,162
Telecommunication	3,996			3,457
Software	1,212			1,079
Total	210,039			168,865
Less accumulated depreciation	(106,388		)	(76,425		)
Property, equipment and software, net	$	103,651		$	92,440