Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2016

Employee Benefit Plans

Schedule of net periodic benefit costs

	Three Months Ended September 30,				Nine Months Ended September 30,
(Dollars in thousands)	2016		2015		2016		2015
Components of net periodic benefit cost:
Service cost	$	262	$	267	$	785	$	801
Interest cost		130		117		390		351
Expected return on plan assets		(261)		(253)		(783)		(759)
Amortization of prior service cost		(15)		(14)		(45)		(42)
Recognized net actuarial loss		38		29		114		87
Net periodic benefit cost	$	154	$	146	$	461	$	438