Property and Equipment

3 Months Ended

Mar. 31, 2020

Property, Plant and Equipment [Abstract]

Property and equipment consisted of the following:


	As of		As of
	March 31,		December 31,
	2020		2019

	(In thousands)
Capitalized internal-use software development costs	$	110,918	$	100,155
Data center equipment ⁽¹⁾	22,018		22,009
Leasehold improvements	63,961		55,886
Office equipment	27,001		25,083
Furniture and fixtures ⁽¹⁾	10,253		10,095
Software	9,676		9,176
Total property and equipment	243,827		222,404
Less: accumulated depreciation and amortization	(92,883)		(81,148)
Total property and equipment, net	$	150,944	$	141,256

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⁽¹⁾ Data center equipment and furniture and fixtures contain assets under finance leases. See Note 5 for further detail.

Depreciation and amortization expense was $11.9 million and $7.6 million for the three months ended March 31, 2020 and 2019, respectively.

The Company capitalized $12.0 million and $7.0 million in internal-use software development costs in the three months ended March 31, 2020 and 2019, respectively, of which $3.4 million and $1.6 million, respectively, was stock-based compensation expense. Amortization of capitalized software development costs was $4.6 million and $3.8 million in the three months ended March 31, 2020 and 2019, respectively.