Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2019

Accounting Policies [Abstract]

Schedule of Property and Equipment, Useful Lives

The estimated useful life of each asset category is as follows:

Computer and networking equipment	3-5 years
Leasehold improvements	Shorter of lease term or 5 years
Furniture and fixtures	3 years
Office equipment	3 years
Internal-use software	3 years

Property and equipment, net consisted of the following:

	As of December 31,
	2019			2018
	(in thousands)
Computer and networking equipment	$	89,830		$	65,060
Leasehold improvements	3,285			3,259
Furniture and fixtures	681			539
Office equipment	579			513
Internal-use software	13,901			8,604
Property and equipment, gross	108,276			77,975
Accumulated depreciation and amortization	(48,239		)	(35,621		)
Property and equipment, net	$	60,037		$	42,354