Operating Leases (Tables)

12 Months Ended

Dec. 31, 2017

Leases [Abstract]

Schedule of minimum rental commitment due under the operating leases

The minimum rental commitments due under the operating leases are as follows (in thousands):

Years Ending December 31,	Combined
2018	$	2,380
2019	2,350
2020	2,406
2021	2,424
2022	2,366
2023 and beyond	4,236
Total minimum rental commitment	$	16,162