Property, Equipment and Software, Net

12 Months Ended

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

Property, equipment and software, net, consist of the following:



December 31,	2019			2018
Internally developed software ⁽¹⁾	$	117,510		$	141,233
Leasehold improvements	39,315			31,109
Computer equipment	26,669			24,204
Purchased software	11,846			10,139
Furniture and fixtures	9,406			8,468
Construction in progress	4,937			4,106
Total property, equipment and software	209,683			219,259
Accumulated depreciation and amortization	(95,313		)	(105,384		)
Total property, equipment and software, net	$	114,370		$	113,875


⁽¹⁾	Includes $21.3 million and $10.3 million in development in progress as of December 31, 2019 and 2018, respectively.

Depreciation and amortization expense on property, equipment and software was $51.6 million, $47.0 million and $40.3 million for the years ended December 31, 2019, 2018 and 2017, respectively. The Company recorded impairment expense on its internally developed software of $3.9 million, $3.8 million and $2.4 million for the years ended December 31, 2019, 2018 and 2017, respectively. The Company records impairment expense on its internally developed software in “Engineering and product development” expense in the Consolidated Statements of Operations.