Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases

As of December 31, 2017, aggregate future annual minimum lease payments for the Lease are as follows (in thousands):

2018	$	2,576
2019	2,654
2020	2,733
2021	2,815
2022	2,901
Thereafter	3,991
	$	17,670