Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2016

Commitments and Contingencies Disclosure [Abstract]

Summary of Future Minimum Lease Payments

Minimum lease payments were as follows at December 31, 2016:

(in thousands)
2017	$	1,449
2018	1,373
2019	1,457
2020	1,339
2021	566
2022 and thereafter	45
Total minimum lease payments	$	6,229