Property and Equipment, Net (Tables)

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property and equipment consisted of the following at December 31, 2021 and 2020 (in thousands):

	2021		2020		Estimated Useful Lives in Years
Equipment	$	86,410	$	73,234	1 - 13
Building	—		7,400		40
Leasehold improvements	43,251		27,688		1-17
Furniture and fixtures	11,141		7,425		1-9
Computer hardware and office equipment	30,394		22,843		1-10
Computer software	35,826		30,718		1-10
Land	—		3,170		—
Construction in progress	12,395		6,290		—
Subtotal	219,417		178,768
Less: accumulated depreciation	(109,952)		(92,895)
Property and equipment, net	$	109,465	$	85,873

Depreciation expense for the years ended December 31, 2021, 2020, and 2019, was as follows (in thousands):

	2021		2020		2019
Cost of revenue	$	14,200	$	15,287	$	9,386
General and administrative	15,299		10,359		10,825
Research and development	693		258		135
Total depreciation	$	30,192	$	25,904	$	20,346