Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

The estimated useful lives of the Company’s property and equipment are as follows:

	Years
Computer equipment and network hardware	3
Furniture, fixtures and office equipment	5 to 7
Leasehold improvements	Shorter of useful life or life of lease
Computer equipment under capital leases	Shorter of useful life or life of lease

Major classes of property and equipment were as follows:

	December 31, 2015			December 31, 2014
	(in thousands)
Purchased software	$	1,706		$	1,651
Computer equipment and network hardware	40,765			24,673
Furniture, fixtures and office equipment	1,959			1,491
Leasehold improvements	3,237			2,994
Gross property and equipment	47,667			30,809
Accumulated depreciation	(22,264		)	(15,613		)
Net property and equipment	$	25,403		$	15,196