Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2016

Commitments And Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases

As of December 31, 2016, the future minimum rental payments required under our operating leases are as follows: 

(Dollars in thousands)
2017	$	4,383
2018		3,638
2019		2,558
2020		1,878
2021		1,310
2022 and thereafter		1,426
Total	$	15,193