Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Schedule of Operating Leases

As of December 31, 2017, the aggregate future minimum payments under non-cancelable operating leases consist of the following (in thousands):

Years Ending December 31,
2018	$	9,127
2019	8,336
2020	8,350
2021	7,741
2022	7,577
Thereafter	9,873
Total minimum future lease payments	$	51,004

Schedule of Lease Financing Obligations

As of December 31, 2017, the future minimum payments due under the lease financing obligation were as follows (in thousands):

Years Ending December 31,
2018	$	6,113
2019	6,293
2020	6,477
2021	6,674
2022	6,871
Thereafter	5,264
Total payments	37,692
Less: interest and land lease expense	(21,730		)
Total payments under facility financing obligations	15,962
Property reverting to landlord	23,630
Present value of obligation	39,592
Less: current portion	(1,919		)
Lease financing obligations, non-current	$	37,673