Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Future Net Minimum Lease Payments under Operating Leases

Future net minimum lease payments under operating leases as of December 31, 2017 are as follows (in thousands):

2018		1,129
2019		723
2020		736
2021		489
2022 and beyond		—
		3,077
Less: contractual sublease income		(278	)
Future minimum lease payments, net	$	2,799