Commitments and Contingencies (Tables)

6 Months Ended

Jun. 30, 2018

Leases [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases

Future minimum payments required under the lease are summarized as follows (in thousands):

Year Ending December 31:
2018	$	131
2019	315
2020	26
Total minimum lease payments	$	472