Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2018

Commitments And Contingencies Disclosure [Abstract]

Schedule of Future Minimum Lease Payments under Operating Leases and Financing Obligations

As of September 30, 2018, future minimum lease payments under operating leases and financing obligations, net of sublease income, by year are as follows:

	Gross Minimum Lease Payments
(in thousands)	Financing Obligation- Leased Facility		Operating Leases		Sublease Income			Minimum Lease Payments, net
Remainder of 2018	$	2,571	$	690	$	(1,164	)	$	2,097
2019		10,621		2,794		(4,742	)		8,673
2020		10,956		2,334		(2,920	)		10,370
2021		11,291		928		(2,535	)		9,684
2022		11,649		667		(336	)		11,980
2023		12,008		743		—			12,751
Thereafter		65,949		2,974		—			68,923
Total	$	125,045	$	11,130	$	(11,697	)	$	124,478