Property and Equipment, net

6 Months Ended

Jun. 30, 2015

5.Property and Equipment, net

The following table summarizes property and equipment, net as of June 30, 2015 and December 31, 2014 (in thousands):

	June 30,			December 31,
	2015			2014
Furniture and computer equipment	$	55,672		$	48,399
Site and software development costs	43,859			36,294
Leasehold improvements	28,124			14,290
Construction in progress	208			4,800

	127,863			103,783
Less accumulated depreciation and amortization	(51,496		)	(43,144		)

Property and equipment, net	$	76,367		$	60,639

Property and equipment depreciation and amortization expense was $7.2 million and $4.4 million for the three months ended June 30, 2015 and 2014, respectively, and $13.7 million and $8.3 million for the six months ended June 30, 2015 and 2014, respectively.