Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of Aggregate Future Non-Cancelable Minimum Lease Payments

As of September 30, 2018, the aggregate future non-cancelable minimum lease payments associated with these operating leases are as follows:

Years Ending December 31:	Operating Leases
	(in thousands)
Remainder of 2018	$	102
2019		266
2020		219
2021		223
2022		178
Thereafter		—
Total (a)	$	988

(a) Minimum lease payments have not been reduced by minimum sublease rentals of $0.1 million due in the future under sublease.