Property and Equipment

12 Months Ended

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

Property and Equipment

Property and Equipment

The following table presents the detail of property and equipment for the periods presented (amounts in thousands):

	December 31,
	2019			2018
Computer equipment and software	$	92,493		$	79,161
Furniture, equipment and building improvements	16,487			14,132
Internal-use software development costs	52,544			19,240
	161,524			112,533
Less: accumulated depreciation and amortization	(85,288		)	(68,798		)
Total	$	76,236		$	43,735

In accordance with its policy, the Company reviews the estimated useful lives of its fixed assets on an ongoing basis. As of December 31, 2019 and 2018, there was approximately $25.3 million, and 7.8 million, respectively, of internal-use software development costs related to projects currently still in development, therefore, are not yet subject to amortization. Aggregate depreciation and amortization expense for property and equipment was $16.4 million, $14.2 million and $12.4 million for the years ended December 31, 2019, 2018, and 2017, respectively.