Property and Equipment

12 Months Ended

Dec. 31, 2022

Property, Plant and Equipment [Abstract]

Property and Equipment

Property and Equipment

Property and equipment consist of the following:

	December 31,
	2022		2021
	(in thousands)
Computers, software and equipment	$	45,159	$	41,955
Furniture and fixtures	539		539
Leasehold and tenant improvements	41,774		8,574
Total gross carrying amount	87,472		51,068
Less accumulated depreciation and amortization	(28,289)		(22,828)
Total property and equipment, net	$	59,183	$	28,240

Leasehold and tenant improvements consist primarily of leasehold construction at our new Pasadena headquarters.

Depreciation expense related to property and equipment in 2022, 2021, and 2020 was $7.4 million, $6.3 million, and $4.7 million, respectively.