Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2016

Commitments And Contingencies Disclosure [Abstract]

Operating Lease Commitments

Operating lease commitments at December 31, 2016 were as follows (in thousands):

2017	$	1,175
2018		1,088
2019		1,038
2020		437
Total	$	3,738