Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2017

Commitments And Contingencies Disclosure [Abstract]

Future Operating Lease Commitments

Future operating lease commitments are as follows by calendar year (in thousands):

Remainder of 2017	$	337
2018		1,171
2019		1,038
2020		437
Total commitments	$	2,983