Property and Equipment, Net

12 Months Ended

Dec. 31, 2018

Property, Plant and Equipment [Abstract]



NOTE 3.	Property and Equipment, Net

Property and equipment consist of the following:



	December 31,
	2018			2017
	(in thousands)
Computer equipment	$	93,530		$	77,883
Computer software	26,030			20,447
Scanner appliances	15,356			14,325
Furniture, fixtures and equipment	5,814			5,075
Equipment under capital lease	3,503			—
Leasehold improvements	16,439			16,067
Total property and equipment	160,672			133,797
Less: accumulated depreciation and amortization	(99,230		)	(75,240		)
Property and equipment, net	$	61,442		$	58,557

Physical scanner appliances and other computer equipment that are or will be subject to leases by customers have a net carrying value of $7.9 million and $6.8 million at December 31, 2018 and 2017, respectively, including assets that have not been placed in service of $1.8 million and $0.9 million, respectively. Other fixed assets not placed in service at December 31, 2018 and 2017 were $3.7 million and $9.6 million, respectively. Depreciation and amortization expense relating to property and equipment was $25.1 million, $19.9 million and 16.6 million for 2018, 2017 and 2016, respectively.

On November 20, 2017, the Company moved its headquarters office from Redwood City, California to Foster City, California. Due to the move, the Company incurred a loss of disposal of $0.2 million from abandoning the Redwood City office facilities. The gross amount of abandoned costs was $2.4 million with accumulated depreciation of $2.2 million and a net book value of $0.2 million. The loss was recognized in operating expenses.