Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies.

Schedule of future minimum payments under non-cancelable operating leases

Year Ending December 31,	Amount
2018	$	585
2019		504
2020		430
2021		350
2022		335
Thereafter		6,181
Total minimum lease payments	$	8,385