Property and Equipment

9 Months Ended

Sep. 30, 2019

Property, Plant and Equipment [Abstract]

Property and equipment is summarized as follows (in thousands):



	As of September 30, 2019			As of December 31, 2018
Computer equipment and software	$	158,527		$	148,104
Furniture and fixtures	10,136			10,020
Leasehold improvements	18,868			18,822
Property and equipment	187,531			176,946
Less accumulated depreciation	(124,376		)	(100,758		)
Property and equipment, net	$	63,155		$	76,188

Depreciation expense related to property and equipment was $10.8 million and $10.3 million for the three months ended September 30, 2019 and 2018, respectively, and $31.9 million and $29.7 million for the nine months ended September 30, 2019 and 2018, respectively. Cost of revenues includes depreciation expense of $9.6 million and $8.7 million for three months ended September 30, 2019 and 2018, respectively, and $28.2 million and $25.1 million for the nine months ended September 30, 2019 and 2018, respectively. General and administrative expense includes depreciation expense of $1.2 million and $1.6 million for three months ended September 30, 2019 and 2018, respectively, and $3.7 million and $4.6 million for the nine months ended September 30, 2019 and 2018, respectively.

Capitalized Internal-Use Software

The Company capitalized costs related to the development of internal-use software of $5.6 million and $6.4 million for the three months ended September 30, 2019 and 2018, respectively, and $17.8 million and $22.3 million for the nine months ended September 30, 2019 and 2018, respectively. Capitalized amounts are included as a component of property and equipment under computer equipment and software on the Consolidated Balance Sheets.

The portion of total depreciation expense related to capitalized internal-use software was $7.7 million and $6.6 million for the three months ended September 30, 2019 and 2018, respectively, and $22.5 million and $18.0 million for the nine months ended September 30, 2019 and 2018, respectively. Depreciation expense related to capitalized internal-use software is included in cost of revenue in the Consolidated Statements of Operations.

As of September 30, 2019 and December 31, 2018, the Company had capitalized internal-use software of $43.8 million and $48.5 million, respectively, net of accumulated depreciation, which was included in property and equipment, net.